B - Forests for the Planet | |
B1 - Status and trends |
| DOCUMENTS FOUND : 218 | |
| 0001-B1 | CRITERIA & INDICATORS OF GOOD FOREST MANAGEMENT |
| The paper proposes Criteria & Indicators (C & I) for all the 3 possible classes of forests of the world. The proposed C & I are more field friendly and less in number then those proposed by different Processes so far. Emphasis ... | |
| 0005-B1 | FARMERS’ PREFERENCES AND THE INDIGENOUS PRACTICE OF FODDER TREES IN THE FLOOD PLAIN AREA OF BANGLADESH |
| This paper focuses on the indigenous practice of the use of fodder trees in the flood plain area of 40 randomly selected households sampled from Homna Upazilla (sub-district) of Comilla District, Bangladesh. The study’s ... | |
| 0019-B1 | RECLAMATION OF A DEGRADED FOREST THROUGH ‘INVESTMENT IN PEOPLE’ – A SUCCESS STORY |
| This project was carried out within the framework of a World Bank forestry project. The study deals with the degraded forestland, which had a very high pH and exchangeable sodium and presented an appearance of greyish white ... | |
| 0029-B1 | TEMPORAL PATTERN OF DRY MATTER AND NUTRIENT DYNAMICS IN YOUNG TEAK PLANTATIONS |
| Teak, a natural species of Southeast Asia, is one of the most widely introduced exotics in tropical countries. Recently this species has been promoted as short rotation and high investment plantation in several countries. As such ... | |
| 0042-B1 | OLD-GROWTH FORESTS IN CANADA – A SCIENCE PERSPECTIVE |
| In response to public concern, the Canadian Forest Service organized a national symposium in 2001 to discuss the old-growth issue from a science perspective. The objectives were: (i) to bring together Canadian expertise on ... | |
| 0046-B1 | TROPICAL FOREST LAND-USE AND THE ECONOMICS OF CO2 EMISSIONS |
| The loss of tropical forests, home of the majority of the world's terrestrial and fresh-water biodiversity is a concern to the international community because of large-scale clearing and net land-use flux of carbon from the ... | |
| 0054-B1 | DIFFUSION OF EUCALYPTUS TREE SPECIES IN KARNATAKA, INDIA |
| Diffusion of technology changes the structure of the social system. Technology is considered as one of the essentials of the agricultural development process and diffusion of technology plays a pivotal role in the process of ... | |
| 0061-B1 | CALCULATION OF CUT AND FILL VOLUMES BY GIS IN FOREST ROAD PROJECTING |
| In Turkey forestry studies are done on an area of 20 million ha in different parts of the country. Working on such a widely dispersed and mostly mountainous area is possible only if these areas have a well-built forest road ... | |
| 0068-B1 | EFFECT OF LAND USE/LAND COVER CHANGES AND PRACTICES ON SEDIMENT CONTRIBUTION TO THE TRI AN RESERVOIR OF DONG NAI WATERSHED, VIETNAM |
| This study is aimed at assessing factors contributing to reservoir sedimentation, as well as deriving the predictive models of reservoir sedimentation using land use factors in Dong Nai Watershed as a case study. It is especially ... | |
| 0073-B1 | FOREST MONITORING IN RUSSIAN NATIONAL PARKS BASED ON INTEGRATION OF REMOTE SENSING AND GIS |
| Diverse ecosystems are unique, valuable for scientific research, picturesque and attractive in a recreational respect. They are also more attractive for nature conservation and ecological tourism than the typical ones. The ... | |
| 0074-B1 | IMPACTS OF MANAGEMENT ON THE FOREST BIODIVERSITY OF PAKISTAN |
| There is considerable diversity in the types of forests in Pakistan. They are from the temperate to the dry lands interspersed with riverine forests along the Indus River. The Indian subcontinent is one of the pioneers in having ... | |
| 0075-B1 | AGROFORESTRY TO RECLAIM LAND DEGRADED BY MINING IN MINAS GERAIS, BRAZIL |
| This study analyses the use of an agroforestry system to reclaim landscape spoiled by kaolin mining in the Quebra-Côco Mine, city of Ubá, Minas Gerais State Forest Zone, Brazil. The results were collected from March 1999 to March ... | |
| 0079-B1 | DEGRADED OPENCAST MINELANDS IN TROPICAL ENVIRONMENTS: THEIR PECULIAR FEATURES IN REVEGETATION EFFORTS TO RESTORE FUNCTIONAL ECOSYSTEMS |
| Vast expanses of land are left bare, degraded and subjected to accelerated erosion and the threat of desertification as a result of mining activities in Nigeria. The numerous and widespread opencast mines of solid minerals are ... | |
| 0080-B1 | WATER DYNAMICS ON THE SLOPES OF THE SIERRA MADRE ORIENTAL, MEXICO |
| The state of Nuevo Leon, Mexico, is situated in a semiarid region. The Sierra Madre Oriental (SMO) is a mountain range that traverses the state and plays an important role in its hydrological regime. However, very little is known ... | |
| 0081-B1 | CAREN RANGE ANCIENT FORESTS |
| Canada’s oldest forest on the Sunshine Coast of British Columbia became a new Provincial Park in 1998 following seven years of campaigning by an advocacy group named Friends of Caren. The ancient forest is only 800 ha in size and ... | |
| 0082-B1 | BADRIVAN: AN INNOVATIVE MODEL IN THE INDIAN CENTRAL HIMALAYA FOR RESTORATION OF DEGRADED LANDS AND BIODIVERSITY CONSERVATION |
| An innovative programme under the name of “Badrivan (the ancient sacred forest of Badrinath Shrine) Restoration Programme” was launched at Badrinath, Chamoli Garhwal (Uttaranchal), India, in 1993. The methodology developed and ... | |
| 0083-B1 | MANAGEMENT STRATEGIES ON TERRITORIES WITH SPECIAL STATUS OF PROTECTION IN THE CZECH REPUBLIC |
| About 15% of the area of the Czech Republic is classified as territories with special status of protection, most of which is covered with forests. At present, at the time of integration of the country into the European ... | |
| 0090-B1 | REHABILITATION OF DEGRADED PEAT SWAMP FORESTS IN RAJA MUSA FOREST RESERVE, SELANGOR, PENINSULAR MALAYSIA |
| Data from the Third National Forest Inventory shows that there were about 0.23 million ha of logged peat swamp forests (PSFs) in Peninsular Malaysia. It is important to improve the productivity of these areas by planting ... | |
| 0093-B1 | BIOLOGICALLY DEGRADABLE OILS FOR POWER SAWS |
| Power saws require a relatively large amount of oil for their operation, because of the need for idle lubrication of the cutting chain. Oil leakages in the environment can result in soil and water contamination and are known to ... | |
| 0096-B1 | SOCIO-ECONOMIC FACTORS AFFECTING FARMERS’ DECISIONS TO ADOPT FARM FORESTRY: AN APPLICATION OF MULTIVARIATE LOGISTIC ANALYSIS IN BUSIA DISTRICT, KENYA |
| The high population in Busia has led to an increased demand for tree products in the district resulting in high deforestation. The district does not have government maintained forests. Farmers therefore depend on trees on their ... | |
| 0099-B1 | AGRICULTURAL PRODUCTION AND MOUNTAINOUS AREAS: THE MOUNT KENYA FOREST EXPERIENCE IN MERU CENTRAL DISTRICT, KENYA |
| Mount Kenya is a major landmark in Kenya, particularly in the Eastern and Central provinces of the country. It is the highest mountain in Kenya, standing at 5 200 m above sea level. The area surrounding Mount Kenya is very rich ... | |
| 0111-B1 | PRIMARY PRODUCTIVITY AND ENERGY FLOW OF HARDWOOD FORESTS |
| The characteristics of primary productivity, energy products and process of energy flow were studied in Juglans mandshurica, Fraxinus mandshurica, and Phellodendron amurense hardwood forests, based on the theory and method of ... | |
| 0112-B1 | ASSESSMENT OF NON-TIMBER FOREST PRODUCTS IN FOREST AREAS |
| Standard methods have been developed to assess the growing stock or the probable yield of various species in the forest. But nothing concrete seems to have been done to assess the status of non-timber forest products (NTFPs). ... | |
| 0113-B1 | GROWTH PERFORMANCE AND CRITICS OF EXOTICS IN THE PLANTATION FORESTRY OF BANGLADESH |
| Bangladesh has a very long history of plantation forestry starting from 1871 with teak (Tectona grandis), the seeds of which were brought from Myanmar. Teak was dominant in the plantation forestry until the mid 1960s, along with ... | |
| 0114-B1 | GROWTH INHIBITORY EFFECTS OF DIFFERENT CONCENTRATIONS OF WATER EXTRACTS OF ALBIZIA LEBBECK ON SOME AGRICULTURAL CROPS |
| A laboratory experiment was conducted to assess the growth inhibitory effect of leaf extracts (of different concentrations) of Albizia lebbeck and their possible phytotoxicity on some common agricultural crops (Brassica juncea ... | |
| DOCUMENTS FOUND : 218 | |
| 0118-B1 | FOREST MANAGEMENT TRENDS IN THE ZAGROSS REGION OF IRAN |
| The Zagross region is located in the west of Iran running from northwest to southeast. This region is one of the strategic and valuable locations in Iran. Total forest area is about 5.2 million hectares. Flora and fauna is very ... | |
| 0119-B1 | PERFORMANCE OF TWO RHIZOPHORA SPECIES’ WILDLINGS UNDER INUNDATED AND PERIODICALLY INUNDATED CONDITIONS |
| The field performance of wildlings of bakauan-babae (Rhizophora mucronata Lamarck) and bakauan-lalake (Rhizophora apiculata Blume) under inundated and periodically inundated conditions was investigated. A 2 x 2 x 2 factorial ... | |
| 0126-B1 | NUEVA METODOLOGIA PARA EL ANALISIS FITOSOCIOLOGICO |
| En bosques de galería del bioma de las sabanas localizados en la región central del Brasil fueron realizados levantamientos fitosociológicos, a través de transectos de muestreo de 10m de ancho. Los transectos quedaron ... | |
| 0127-B1 | THERMAL SOFTENING OF PALASAN CANES (CALAMUS MERRILLII BECC.) |
| The forest has provided enormous benefits to man since the beginning of time. To ensure the continuity of such goods and services, forest plantations and finding alternative raw materials are essential. One important alternative ... | |
| 0129-B1 | STUDIES ON EPIPHYTIC FERNS AS POTENTIAL INDICATORS OF FOREST DISTURBANCES |
| World forests are endowed with diversity of communities of flora and fauna whose interaction is very complex. Some of the flora have symbiotic relationships with higher plants and they could be used as indicators of environmental ... | |
| 0130-B1 | THE ROLE OF FOREST STANDS IN THE SUSTAINABLE FUNCTIONING OF AGRARIAN LANDSCAPES |
| The contemporary condition of the anthropogenous landscapes of Ukraine and the role of forest stands in their sustainable functioning were studied. Examples of sustainable functioning of agrolandscapes in different climatic zones ... | |
| 0138-B1 | THE EFFECTS OF LAND TENURE ON NATURAL RESOURCE CONSERVATION IN THE NIGERIAN RAINFOREST ECOSYSTEM |
| The effect of tenure on natural resources conservation in the Nigerian rainforest ecosystem is discussed. The inability of land users to acknowledge traditional tenure rights in project design and implementation results in ... | |
| 0139-B1 | CONSERVATION OF THE NIGERIAN RAIN FOREST: REASONS, OBSTACLES AND STRATEGIES |
| The Nigerian rain forest is fast disappearing as a result of continuous increase in the demand for forest lands and forest products. In order to retain its benefits to the population and ensure a stable environment, conservation ... | |
| 0143-B1 | CHANGES IN TREE SPECIES DIVERSITY IN ALKALI-AFFECTED VILLAGE ECOSYSTEMS BY BIOTECHNOLOGICAL INTERVENTIONS |
| For the land use-based economic activities of wasteland communities, biodiversity is a driving force for sustainable livelihoods. They attach differential values of biodiversity and often manipulate it in a variety of ways, both ... | |
| 0146-B1 | MITIGATING WOOD SHORTAGES THROUGH A PEOPLE FRIENDLY TREE – POPLAR |
| Many countries are facing the prospects of wood shortages due to over-exploitation of their wood resources. This has led to planting of various fast-growing tree species that can yield wood at shorter rotations. One species, ... | |
| 0149-B1 | PROTECTION OF THE LEBANESE CEDAR FORESTS WITH PARTICULAR EMPHASIS ON THE NEW PEST CEPHALCIA TANNOURINENSIS N.SP |
| One of the largest cedar forests in Lebanon, the Cedar Forest of Tannourine, is severely infested by a wood-wasp, recently identified as Cephalcia tannourinensis. The insect outbreak threatens all the cedar forests in Lebanon and ... | |
| 0151-B1 | CARBON BALANCE IN THE RUSSIAN FORESTS |
| In the report the method used to estimate carbon balance is based on the national data of the net annual increment (NAI) of growing stock and conversion factors (ratios), taking into account not only the increment of living ... | |
| 0157-B1 | BIODIVERSITY MAINTENANCE AND CONSERVATION OF BUTTERFLY-PLANT ASSOCIATION IN SOME FORESTS OF BANGLADESH |
| Records are kept of the abundance of wild and semi-wild plants in the Chittagong and Cox's Bazar forests throughout the year. Results presented showed that, out of 85 plant families found to be associated with butterflies, 57 had ... | |
| 0158-B1 | SEA OF OKHOTSK SURROUNDINGS VEGETATIVE RESOURCES AND RESEARCH TASKS |
| Formed under influence of specific nature conditions of the northern-east periphery of Asia, climate severity and contrast, complex mountain relief, permafrost availability as well as active volcanic processes, the vegetation, ... | |
| 0172-B1 | EUCALYPTUS DU CONGO S.A. : PLANTATION INDUSTRIELLE ET DÉVELOPPEMENT DURABLE. |
| Dans le sud-ouest du Congo, sur les vastes savanes sableuses très pauvres de la plaine côtière, à partir des années 1978, des plantations industrielles d’Eucalyptus ont été développées. Ce développement a été rendu possible ... | |
| 0173-B1 | FORESTS WITHOUT TREES? A NOTE ON PROBLEMATIC FOREST DEFINITIONS AND CHANGE ASSESSMENTS |
| Three decades after deforestation appeared on the global agenda of key environmental problems, we are still fumbling for adequate forest definitions and reliable data. The introduction of new assessment methodologies often causes ... | |
| 0183-B1 | SOIL CARBON FRACTIONS IN EUCALYPTUS GLOBULUS PLANTATIONS IN WESTERN AUSTRALIA |
| Soil carbon (C) from Eucalyptus globulus plantations established on ex-native forest and ex-pasture sites, which had been fertilized with either N, or P or N-and-P was fractionated using a method based on ease of oxidation by 333 ... | |
| 0192-B1 | INTRODUCTION OF BAMBOO IN SOCIAL FORESTRY |
| Bamboo is one of the most important multi-purpose species and therefore it is being introduced on a large scale under various programmes in social forestry in India, for example: (i) Strip plantation, (ii) Community forestry ... | |
| 0195-B1 | SUNDARBANS: BANGLADESH MANGROVES: LOOKING FOR INDICATORS FOR MONITORING BIODIVERSITY |
| Use of indicators for monitoring the biodiversity health status of mangroves is an innovative approach, not only for Bangladesh mangroves, but also globally. Identification of true indicators for such a purpose needs long-term ... | |
| 0199-B1 | COMPARING SEDIMENT ARISING FROM FOREST OPERATIONS TO SEDIMENT FROM WILDFIRE |
| Wildfire and forest operations remove vegetation and disturb forest soils. Both of these effects can lead to an increased risk of soil erosion. Operations to reduce forest fuel loads, however, may reduce the risk of wildfire. ... | |
| 0206-B1 | SINFO, A FREE SOFTWARE SUITE FOR COMPUTER-AIDED FOREST MANAGEMENT |
| Although the characteristics of forest science and its related works can be easily integrated into a computerized environment, nowadays the introduction of computer tools in forest management is rare and not as efficient as it is ... | |
| 0209-B1 | A METHOD OF ESTIMATING THE MOST PROFITABLE THINNING DEGREE |
| It is suggested that if a reduction in the grade of an individual thinning results in an increase in the value of the stand immediately before the next cutting, and if that increase is big enough to yield a rate of return on the ... | |
| 0212-B1 | PAPER FOR PRESENTATION IN 2003, QUEBEC,CANADA ON TROPICAL SECONDARY FORESTS IN ZIMBABWE: REALITY AND PERSPECTIVES. |
| In Zimbabwe, there are two systems of forest and woodland management. One is the conventional centralised, protectionist and forest centred system ,initiated, implemented and imposed by the state through the forestry department. ... | |
| 0216-B1 | UTILISATION ET GESTION DES PRODUITS FORESTIERS NON LIGNEUX AU CONGO |
| La forêt congolaise compte plus de 20 millions d’hectares repartis en trois massifs : - Mayombe : 1,5 million d’hectares - Chaillu : 3,5 millions d’hectares - Nord-Congo : 15,5 millions d’hectares En effet, la forêt ... | |
| 0219-B1 | THE ROLE OF FOREST CARBON SEQUESTRATION IN INTERNATIONAL CLIMATE CHANGE POLICY |
| Climate regulation services provided by the global atmosphere are non-exclusive and non-rival and therefore possess the basic features of a pure public good. A simple game theory model is developed that shows that the dominant ... | |
| DOCUMENTS FOUND : 218 | |
| 0222-B1 | ILLICIT FELLING IN THE GONDA FOREST DIVISION OF UTTAR PRADESH, INDIA – A CASE STUDY |
| Illicit felling is a serious problem not only in India, but also in all developing countries. The quantum and mode of illicit fellings are governed by a number of factors such as accessibility, ease of transportation, species, ... | |
| 0228-B1 | STATUS, TRENDS AND DEMAND FOR FOREST PRODUCTS IN INDIA |
| Forests play an important role in the socio-economic development of a country like India. They are rich sources of energy, housing, firewood, timber and fodder and they provide employment to a large section of the rural ... | |
| 0230-B1 | LES ARBRES HORS FORÊTS LES DÉFINIR ET LES PRENDRE EN CONSIDÉRATION |
| Pour établir un état mondial des forêts, la FAO s’appuie sur des définitions qui permettent des comparaisons d’inventaires entre pays. Or, il existe une ressource ligneuse non négligeable en dehors des forêts. Ces arbres hors ... | |
| 0234-B1 | TREE-CROP INTERACTION STUDIES IN NATURAL AGROFORESTRY SYSTEM: A CASE STUDY FROM WESTERN HIMALAYAS IN INDIA |
| Above and below-ground interactions of grewia (Grewia optiva) and wheat (Triticum aestivum) were investigated by laying out sample plots at 1 m, 2 m, 4 m, 6 m and 8 m distances towards the outer canopy of single scattered trees ... | |
| 0237-B1 | PEAK FLOW RECOVERY AFTER CLEAR CUTTING, QUEBEC AND SÂO PAULO |
| An approach is proposed to develop a generalized peak flow recovery curve after forest harvesting. Rainfall peak flow recovery rates, after clear-cutting a basin in the boreal forest at Montmorency forest (Québec, Canada), were ... | |
| 0238-B1 | ABOUT USE OF GIS TECHNOLOGIES IN MONITORING WOOD ECOSYSTEMS OF EASTERN SIBERIA |
| In 1999-2002 ãã. In Olyekminsky reserve the works on creation GIS were carried out. At the first stage the topographical basis GIS , realized in two program environments based various models of cartographical representation - ... | |
| 0239-B1 | LE RÉSEAU D’ÉTUDE ET DE SURVEILLANCE DES ÉCOSYSTÈMES FORESTIERS QUÉBÉCOIS CATHERINE PÉRIÉ ET ROCK OUIMET |
| La forêt québécoise représente 2 % de l’ensemble des forêts mondiales. Plus de la moitié de la forêt québécoise se situe en forêt boréale et représente près de 10 % de la forêt boréale mondiale. Suivre l’état de santé de cette ... | |
| 0257-B1 | AGROFORESTRY IN THE UNITED STATES – LINKING SUSTAINABLE FORESTRY AND SUSTAINABLE AGRICULTURE |
| Sustainable forestry and sustainable agriculture share many goals. Unfortunately, there is a tendency to treat agriculture and forestry separately when addressing natural resource concerns. Yet a high proportion of the watersheds ... | |
| 0261-B1 | PROBLEMS IN USING REMOTE SENSING AND GIS IN THE PHILIPPINES |
| Remote sensing (RS) and geographic information systems (GIS) are western technologies initially used to observe and monitor the earth for warfare and colonization of new and promising lands. Civilian uses of such technologies ... | |
| 0262-B1 | ROOT CAUSES OF FOREST ENCROACHMENT: A CRITICAL ANALYSIS FOR BANGLADESH |
| Conversion of forests is a major land use change in recent years. Tropical countries, characterized by huge population pressure and poverty, are major contributors to this conversion. Bangladesh, being one the most densely ... | |
| 0268-B1 | ESTIMATION OF THE EFFICIENCY OF LITHUANIAN NATIONAL FOREST INVENTORY SAMPLING DESIGN |
| The design, technology and contents of the national forest inventory (NFI) were based on investigations that have been ongoing in Lithuania since 1966. The main aim of the NFI is to carry out a complex and reliable monitoring of ... | |
| 0273-B1 | RESTORATION OF WOODY VEGETATIONS FOR BETTER LIVELIHOODS: THE UKAMBANI AND MAASAI LAND IN KENYA |
| The paper reports on the experience gained during about two decades of research, development and extension efforts in four districts of the central dryland areas of Kenya. Over 2 000 farmers, teachers, frontline and regular ... | |
| 0274-B1 | DUTCH ELM DISEASE IN CANADA: DISTRIBUTION, IMPACT ON URBAN AREAS AND RESEARCH |
| Dutch elm disease (DED), caused by Ophiostoma ulmi, is probably the best known tree disease in the world. DED is very destructive and can affect most elm species. When DED was introduced into Canada around 1944, the very ... | |
| 0278-B1 | A STUDY ON FOREST FIRE OCCURRENCE IN CHINA |
| The paper looks at the occurrence of forest fire in China. The country is not rich in natural forest sources. Because of natural and historical factors, forest fires have been long been a problem in China. Forest fire prevention ... | |
| 0282-B1 | SOME PIECES OF THE SUSTAINABLE FOREST MANAGEMENT PUZZLE IN CANADA |
| Innovative forestry practices are being researched, developed and applied to contribute to sustainable forest management across Canada. Examination of innovative practices in three forest types (eastern boreal black spruce, ... | |
| 0285-B1 | VARIABILITY OF THE STRUCTURE OF TRADITIONAL AGROFORESTRY SYSTEMS ACCORDING TO THE LATITUDINAL GRADIENT AND LOCAL COMMUNITY PRACTICES |
| The presence of trees in agrosystems is a fundamental property of agrarian landscape in tropical Africa. This study aims to define the typology of traditional agroforestry systems and show the variability of their structure in ... | |
| 0295-B1 | THE ROLE OF FORESTS IN REGULATING WATER QUALITY: THE TURKEY LAKES WATERSHED CASE STUDY |
| Increased concerns over diminishing renewable freshwater supplies have prompted global interest in watershed research and management. In some parts of the world, including Canada, much of the accessible freshwater supply is ... | |
| 0296-B1 | CLIMATE CHANGE IMPACTS ON GROWTH AND DECLINE OF NORTHERN FORESTS |
| Global models predict that the earth’s climate will become warmer over the next century, as atmospheric concentrations of carbon dioxide (CO2) and other greenhouse gases continue to increase. The rate of warming is expected to be ... | |
| 0304-B1 | THE EFFECT OF IRRIGATION FREQUENCY AND WATER QUALITY ON THE BIOMASS PRODUCTION OF ACACIA SALIGNA MATURE SHRUBS |
| The effects of irrigation frequency and water quality on the biomass production of Acacia saligna mature shrubs (planted to a density of 2 500 shrubs ha-1) were evaluated in a field trial carried out in Sede Boker, Israel (31„a ... | |
| 0306-B1 | IMPROVEMENT IN PEOPLE’S WELFARE THROUGH THE USE OF INFORMATION TECHNOLOGY FOR SUSTAINABLE FOREST MANAGEMENT |
| The Indonesian Ministry of Forestry and Wageningen University are collaborating to develop a “Remote-Sensing Monitoring System for Forest Management and Land Cover Change in Indonesia”. In the same line, the Forestry Department ... | |
| 0309-B1 | TIMSUM – A TIMBER SUPPLY MODEL TO PROJECT FOREST GROWING STOCKS |
| Among all the goods and services that forests provide, timber always serves as one of the most basic resources for the economy. Fast growth of human population and dramatic shrinkage of available timberland make the ... | |
| 0310-B1 | EL ÍNDICE K, UN MODELO PARA ANALIZAR CONÍFERAS EN IMÁGENES DE SATÉLITE LANDSAT ETM. |
| El cambio del paisaje de la superficie terrestre por causas diversas, su composición y estructura han estado en la mira de toda la humanidad, se han desarrollado diversas formas para entenderlos y la sensoria remota es lo más ... | |
| 0313-B1 | THE UNDERLYING CAUSES OF ILLEGAL LOGGING ACTIVITIES IN TURKEY |
| Over the years global forest ecosystems have been under the threat of illegal logging. In this paper, illegal logging activities are considered and the principal causes of such violations will be discussed in the light of the ... | |
| 0319-B1 | EVOLUTION GÉO-HISTORIQUE DE LA FORÊT CLASSÉE DU HAUT-SASSANDRA |
| L’essor des cultures de rente, surtout le café et le cacao, ainsi que la perte de productivité agricole constatée en Côte d’Ivoire durant les années 1980, ont poussé les agriculteurs ivoiriens à étendre la surface de leur ... | |
| 0323-B1 | THE ROLE OF ARTIFICIAL AND NATURAL REGENERATION IN INCREASING THE SUSTAINABILITY OF FOREST ECOSYSTEMS IN POLAND |
| Artificial and natural regeneration is reasonable under specific habitat, climatic and stand conditions and should be applied provided it serves to increase the relative sustainability of forest ecosystems. In 2002, natural ... | |
| DOCUMENTS FOUND : 218 | |
| 0325-B1 | PLANTATIONS FORESTS IN THE UNITED STATES OF AMERICA: PAST, PRESENT AND FUTURE |
| This paper reviews the development and current conditions of forest plantations in the United States of America. Market demand, public policy and new technology drive plantation development. Only 11% of timberland is planted (22 ... | |
| 0344-B1 | FOREST COVER, RAINFALL AND FLOOD LOSS IN NORTHERN IRAN |
| The influence of forests and forest clear-felling on rainfall and the consequent runoff of rainwater, which causes floods whenever it is in excess of the carrying capacity of the drainage system in a hydrological basin, has been ... | |
| 0348-B1 | AN OVERVIEW OF RATTAN PLANTATION MANAGEMENT |
| Rattans are climbing spiny plants belonging to the Lepidocaryoid Major Group of the Palm Family. They are regarded as the most important commercial non-timber forest product because of their high economic value. However, rattan ... | |
| 0358-B1 | THE IMPACT OF FOREST FIRE ON FOREST BIODIVERSITY IN THE INDIAN HIMALAYAS (UTTARANCHAL) |
| Frequent fires in the Himalayan region of Uttaranchal in the Indian Himalayas have been blamed for forest deterioration. It is true that frequent fires on large scales cause air pollution, mar quality of stream water, threaten ... | |
| 0363-B1 | O.N.G LOCALES ET GESTION DURABLE DES RESSOURCES FORESTIERES |
| La République Démocratique du Congo, avec une superficie de 234.500.000 hectares et ses 128 millions d’hectares de forêts, est sans conteste le plus grand pays forestier du bassin du Congo. Elle possède 47% des forêts africaines ... | |
| 0371-B1 | SOCIAL SCIENCE RESEARCH FOR SUSTAINABLE FOREST MANAGEMENT IN CANADA: A SURVEY OF OPPORTUNITIES AND CHALLENGES |
| Considering the Canadian setting as an environment of contemporary cases, the concepts and principles of sustainable ecosystem management that are foundations of sustainable forest management are discussed and schematically ... | |
| 0372-B1 | LEVEL INDICATORS: EXPERIENCES FROM THE CANADIAN MODEL FOREST NETWORK |
| In the past decade there have been several national and international initiatives to develop criteria and indicators of sustainable forest management (SFM). National indicators, however, cannot always provide useful feedback ... | |
| 0379-B1 | THE COMMERCIAL HARVEST OF EDIBLE WILD MUSHROOMS IN BRITISH COLUMBIA, CANADA |
| The edible wild mushroom industry is a worldwide economic activity. British Columbia, Canada plays a role in that industry, yet the information available to resource managers is limited and constrains our efforts to provide ... | |
| 0390-B1 | DEVELOPMENT OF A CRITERIA AND INDICATORS FRAMEWORK IN ONTARIO |
| To fully define and report on forest sustainability, the Ontario Ministry of Natural Resources developed a set of forest sustainability indicators. An adaptive approach was used to design a comprehensive sustainability evaluation ... | |
| 0401-B1 | EL MATORRAL SUBMONTANO EN EL ESTADO DE NUEVO LEÓN, MÉXICO |
| Se realizó un estudio sinecológico y florístico del matorral submontano adyacente a la Llanura Costera del Golfo en el estado de Nuevo León. Se registró un total de 250 taxa repartidas en 246 especies y 21 variedades de leñosas y ... | |
| 0402-B1 | THE HISTORY OF AFFORESTATION IN IRAN |
| Afforestation in Iran has its roots in traditional and national customs, in Iranism, and in the religious beliefs of Iran’s people. With the growth of civilization in Iran, people began to plant trees for different purposes. ... | |
| 0404-B1 | THE DIVERSITY OF NON-WOOD FOREST SPECIES AND THE SIGNIFICANT ROLE OF THE INDIGENOUS COMMUNITIES IN THE PHILIPPINES |
| This paper provides a bird’s-eye view of the dynamics of indigenous communities (ICs) and non-wood forest species (NWFS) and how they are intricately related. This paper focuses on the diversity of NWFS and the significant role ... | |
| 0416-B1 | DEVELOPING GENE CONSERVATION STRATEGIES FOR TREE AND SHRUB SPECIES |
| In 1997, the Gene Conservation Working Group came together in New Brunswick, Canada to begin developing gene conservation strategies for forest tree and shrub species of concern. The process that emerged over a period of time is ... | |
| 0420-B1 | FORESTS FOR THE PEOPLE: HEGEMONY OF GOVERNANCE |
| Forests for the People: Hegemony of Governance... | |
| 0426-B1 | LA FORÊT MAROCAINE - SOURCE DE VIE. |
| Anticiper l'avenir de la forêt nous demande d'établir une stratégie efficace, la mobilisation de nos facultés, afin de développer et préserver le potentiel forestier. L'impact de la disparition de la forêt marocaine sur notre ... | |
| 0427-B1 | SITE IMPROVEMENT TREATMENTS ON LOCALITIES DEGRADED BY BULLDOZER SITE PREPARATION |
| Biological and chemical (fertilizing, liming) amelioration are among the principal tools in the site restoration of degraded sites, and they are also used in the Ore Mountains plateau on plots prepared by bulldozing. Their ... | |
| 0428-B1 | DIRECT CARBON EMISSIONS FROM CHINESE FOREST FIRES, 1991-2000 |
| Many studies have indicated that the products of biosphere burning have short and long-term effects on the atmosphere. Vegetation burning can produce some gases that have a significant influence on environment, including some ... | |
| 0429-B1 | BARRIERS TO AND OPPORTUNITIES FOR SUSTAINABLE FORESTRY IN THE BRAZILIAN AMAZON |
| Deforestation in the Brazilian Amazon has principally been attributed to the transformation of the forest into agricultural land. Only recently has forestry become an important contributor to deforestation. Forestry in Amazonia ... | |
| 0431-B1 | A GUIDE FOR WOODFUEL SURVEYS |
| The primary aim of this publication recently issued by FAO is to provide reference material for formulating and solving problems that arise in reviewing, verifying, collecting, compiling, analyzing, interpreting and presenting ... | |
| 0439-B1 | SMART PARTNERSHIP IN FIRE PREVENTION AND PEAT FOREST RESTORATION: A CASE STUDY |
| Significant prolonged months of extreme dry period in the region of Southeast Asia resulted in many fires over areas such as Central Kalimantan, South Sumatera, Southern Thailand and also in Malaysia. Most of the haze that ... | |
| 0442-B1 | FORESTRY, MOUNTAIN CATCHMENTS AND FLOODS IN THE CZECH REPUBLIC |
| The paper opens with a short introduction giving a historical overview and reviewing the current situation as regards the forestry problems of the country. The local climate is characterized and the impacts of natural phenomena ... | |
| 0454-B1 | RELATIONSHIPS BETWEEN MULTI-SCALED CRITERIA AND INDICATORS INITIATIVES IN NORTH AMERICA |
| Much of the initial focus on developing criteria and indicators (C&I) for sustainable forest management (SFM) has resulted from the need for countries to report on national progress toward sustainability. However, SFM involves ... | |
| 0456-B1 | COMMUNITY INVOLVEMENT IN THE MANAGEMENT OF PRUNUS AFRICANA IN THE MOUNT CAMEROON REGION |
| The Montane forest of the Mount Cameroon region has a good quantity of Prunus africana. This medicinal plant of international repute is used in the manufacture of a drug for the treatment of prostrate cancer. Commercial ... | |
| 0474-B1 | FINDING THE BEST MANAGEMENT SYSTEM FOR THE FORESTS OF NORTHERN IRAN |
| Four systems of forest stand management were compared. First one of the most productive forest areas, including forests with different management systems was selected (Asalem Region). Then one district for each system was ... | |
| 0482-B1 | THE FUTURE OF FOREST PEST MANAGEMENT BIOTECHNOLOGY: PRACTICAL CONSIDERATIONS |
| Through two examples, the present paper examines the various practical hurdles –registration, intellectual property, public acceptance, commercial potential – currently facing forest pest control products developed through ... | |
| DOCUMENTS FOUND : 218 | |
| 0489-B1 | FORESTRY AND SOIL CONSERVATION IN GREECE |
| This paper gives a short description of the problem of soil conservation in the light of forestry practices in Greece, from ancient to modern times. Special attention is given to human activity in the region, the development of ... | |
| 0491-B1 | THE MOUNTAIN PINE RIDGE REFORESTATION PROJECT, BELIZE CA |
| Since 2000 almost all of the pine trees of the Mountain Pine Ridge Forest Reserve in Belize have been killed by the Southern Pine Bark Beetle. The destruction of the Mountain Pine Forest Reserve is so complete that there is no ... | |
| 0499-B1 | CONSERVATION AND SUSTAINABLE USE OF FOREST IN ARMENIA |
| Decrease in forest territory in Armenia has caused by a complexity of reasons among which the most decisive is anthropogenic. Direct and indirect influences of the humankind have drastically changed the key forest plants that it ... | |
| 0505-B1 | METHODOLOGY OF CRITERIA AND INDICATORS FOR FOREST LAND EVALUATION IN VIET NAM |
| Viet Nam, a country in transition that has been going through a process of economic renovation since 1986, is perhaps one of the countries most committed to ensuring that forestry supports poverty alleviation. In order to revamp ... | |
| 0521-B1 | DON`T CUT THE FOREST, JUST MAKE THE NON WOOD FOREST PRODUCT AS DOMINANT COMMODITY |
| The Unbalance capability of Indonesian forest potention (30,93 million m 3 /years) with constant raw matterial needs (63,48 million m 3 /years), Forestry industry suprisingly went bankrupt. And that causes illegal loging and ... | |
| 0529-B1 | SPATIAL FOREST INFORMATION NEEDS AND OPPORTUNITIES FOR THE TWENTY-FIRST CENTURY |
| Forest management requires descriptive and predictive capacity across large landscapes with seamless, interoperable data layers. In this paper we characterize these information needs and note that they are ubiquitous across all ... | |
| 0534-B1 | AIR POLLUTION AND FOREST HEALTH: STATUS AND TRENDS IN NORTHERN FORESTS |
| It is estimated that 49% of forests (17 million km2) will be exposed to damaging concentrations of tropospheric O3 by 2100. Global forest area at risk from S deposition exceeding critical loads may reach 5.9 million km2 by 2050. ... | |
| 0537-B1 | POTENTIAL FOREST SPECIES FOR PLANTATIONS IN BRAZILIAN AMAZONIA |
| The purpose of this research was to test the performance and growth of forest species in homogeneous experimental plantations, in modified and abandoned areas in Amazonia. Fifteen species (including natives and exotics) were ... | |
| 0540-B1 | S.A.G.M.A. PROJECT (SATELLITE, AEREO, GIS, MONITORAGGIO, ADDESTRAMENTO) |
| The S.A.G.M.A. project (Satellite, Aereo, Gis, Monitoraggio, Addestramento) has been developed by CIRPS (Centro Interuniversitario di Ricerca Per lo Sviluppo Sostenibile) of the University La Sapienza of Rome, in collaboration ... | |
| 0542-B1 | AFRICAN DEFORESTATION: CAUSES AND SCENARIOS |
| Africa has about 528 million ha of various kinds of tropical natural forests. With 16 independent variables and relative forest area as a dependent variable we made regression modelling using 277 original year observations from ... | |
| 0553-B1 | MAHOGANY LOGGING CAUSES FRAGMENTATION OF THE BRAZILIAN AMAZON |
| The Amazonian forest is a large, ecologically intact area of ancient (or primary) forest. However, the Brazilian Amazon is becoming increasingly fragmented, whereby previously large tracts of forest are reduced to ever-smaller ... | |
| 0555-B1 | STUDYING ABOUT THE SUITABLE SHAPE OF SAMPLE PLOTS FOR BEECH REGENERATION IN THE NORTHERN FORESTS OF IRAN |
| For studying about the accuracy of information collected about Oriental Beech (Fagus orientalis lipsky) regeneration and choosing the most suitable shape for regeneration inventory in the Northen forests of Iran,three sample plot ... | |
| 0564-B1 | REFINING AGROFORESTRY SYSTEMS FOR SUSTAINABLE AGRO-ECOSYSTEMS IN TEMPERATE NORTH AMERICA |
| In 1987, the University of Guelph established a large field experiment on 30 ha of prime agricultural land in southern Ontario, Canada. The purpose was to investigate various aspects of intercropping trees with agricultural ... | |
| 0565-B1 | ONTARIO’S FOREST MANAGEMENT PLANNING SYSTEM FOR CROWN FOREST LANDS |
| The province of Ontario has over 70 million ha of forest land, of which approximately 49 million hectares are publicly owned (Crown) land. These Crown lands are the principal wood supply source for Ontario’s forest products ... | |
| 0568-B1 | CATTLE RANCHING IN THE AMAZON RAINFOREST |
| Since the 1960s, the cattle herd of the Amazon Basin has increased from 5 million to more than 70-80 million heads. Around 15% of the Amazon forest has been replaced and around 80% of the deforested areas have been covered by ... | |
| 0571-B1 | FIRE BEHAVIOR PREDICTION IN CANADIAN SLASH FUELS, BASED ON FUEL CHARACTERISTICS |
| Although the effect of fuel characteristics on fire behavior has well been established, fire behavior prediction systems currently in use depend on qualitatively described fuel types. This paper attempts to predict fire behavior ... | |
| 0573-B1 | ANIMAL LOGGING IN THE US SOUTH AND ITS APPLICATION IN THE DEVELOPING COUNTRIES |
| Forest harvesting with animals is a labour-intensive operation. Due to development of efficient machines and high volume demands from the forest products industry, mechanization of logging developed very fast leaving the ... | |
| 0580-B1 | THE SEQUENTIAL THINNING STRATEGY: MAINTAINING BIOLOGICAL DIVERSITY WHILE IMPROVING FORESTRY ECONOMICS |
| The goal of the Sequential Thinning Strategy (STS) is to improve the cumulative volume and value yields of timber and operating cost investment returns from coastal forests, as compared to short rotation clear-cut silviculture, ... | |
| 0585-B1 | A BIOLOGICAL DIVERSITY OF FOREST BIOMES OF RUSSIA |
| The forest biomes are the most variable in the territory of Russia. The characterization of a forest regional biome includes the quantitative assessment of the flora and fauna, and a description of the structure of the vegetation ... | |
| 0589-B1 | LES FORÊTS: RESSOURCES DE LA RICHESSE DES PRODUITS NATURELS À DÉCOUVRIR |
| Les différents portions d'arbre synthétisent et accumulent une gamme des produits naturels dont une multitude reste toujours à découvrir. Au cours de derniers trente ans les scientifiques ont appris beaucoup sur l'élucidation de ... | |
| 0596-B1 | DEVELOPING SILVICULTURAL SYSTEMS FOR SUSTAINABLE FORESTRY IN CANADA |
| The development of silvicultural systems for sustainable forestry in Canada involves providing science-based options to manage forests for multiple values. In this paper, case studies are used to illustrate how the issues of (1) ... | |
| 0599-B1 | NATIONAL FOREST INFORMATION SYSTEM: ENABLING FRAMEWORKS TO MONITOR CANADA’S FORESTS |
| Due to their magnitude, Canada’s forest lands play a major role in national and global forestry issues. National reporting of forest resource information requires integration of information and data from a variety of sources. The ... | |
| 0601-B1 | GENETIC DIVERSITY AND BREEDING STRATEGIES OF THE NEEM (AZADIRACHTA INDICA) |
| The neem tree (Azadirachta indica) is an important multipurpose species with enormous potential. Rural people can easily get economic benefits through production of seeds and leaves within a short period of time. It is necessary ... | |
| 0608-B1 | GEORGIA’S FORESTRY SECTOR: CURRENT PROBLEMS AND WAYS FORWARD |
| The paper describes the forestry sector in Georgia. Forest covers 40% of the country, including the major part of the mountainous area. In lowlands and plateau deciduous forests consist primarily of broadleaf species such as ... | |
| 0609-B1 | TRADITIONAL RATTAN GARDENS IN CENTRAL KALIMANTAN, INDONESIA |
| Rattan is an important non-timber forest product in Indonesia, and continuity of supply is needed for the processing industry. Indonesia has by far the longest history of rattan cultivation. Rattan gardens are considered as a ... | |
| DOCUMENTS FOUND : 218 | |
| 0613-B1 | TRADITIONAL KNOWLEDGE AND CONSERVATION OF BIODIVERSITY FOR SUSTAINABLE LIVELIHOODS BY TRIBAL COMMUNITIES IN SOUTHERN INDIA |
| Community participation is key to sustainable management of biodiversity including mangroves, which are getting degraded due to hydrological and geomorphologic changes and the management practice of clear-felling. Fishermen use ... | |
| 0614-B1 | IS THE SUSTAINABLE MANAGEMENT OF FOREST PRODUCTS THE ONLY WAY TO ALLEVIATE POVERTY IN THE LOCAL COMMUNITY OF THE CONGO BASIN FOREST? |
| The Forest of the Congo Basin covers approximately 2.8 million km², an area about one third the size of the largest contiguous block of tropical forest after the Amazon. These forests contain a diversity of plants and animals ... | |
| 0621-B1 | CHALLENGES AND OPPORTUNITIES OF CONIFER REGENERATION IN POST-HARVEST ERICACEOUS DOMINATED SITES |
| This paper briefly reviews: a) the possible causes and effects of ericaceous dominance after forest harvesting, b) mechanisms of conifer growth inhibition by ericaceous plants, c) challenges in Kalmia control and d) presents the ... | |
| 0623-B1 | VEGETATION STRUCTURE OF QUERCUS DOMINATED FORESTS IN SLOVENIA, EUROPE |
| In Slovenia, Europe, on 225 research plots dominated by common oak (Quercus robur) and by sessile oak (Quercus petraea) the vegetation structure has been analysed. Plots of Q. robur are located in five forest complexes, and plots ... | |
| 0628-B1 | SUIVI DE LA GESTION DURABLE DU MASSIF AQUITAIN DE PIN MARITIME PAR TÉLÉDÉTECTION SPATIALE |
| La région Aquitaine est la première région boisée de l’ouest de l’Europe. Créée à la fin du XIXe siècle, la forêt landaise de pin maritime, détenue majoritairement par de petits propriétaires privés, couvre près d’un million ... | |
| 0631-B1 | PINE BARK BEETLE OUTBREAKS IN CENTRAL AMERICA: IMPACT AND MANAGEMENT |
| Severe outbreaks of the southern pine beetle, Dendroctonus frontalis, (or closely related species) developed in native forests of Pinus caribaea and P. oocarpa in Central America between 1999 and 2002. In total, more than 75,000 ... | |
| 0639-B1 | MONITORING THE SUSTAINABLE DEVELOPMENT OF CANADA’S FORESTS FROM SPACE: THE EOSD PROJECT |
| In support of national and international reporting requirements, the Canadian Forest Service, in partnership with the Canadian Space Agency, is using space-based, earth observation technologies to support the monitoring of ... | |
| 0640-B1 | CANADA’S NATIONAL FOREST INVENTORY: MONITORING THE SUSTAINABILITY OF CANADA’S FORESTS |
| Canada's current National Forest Inventory is a periodic compilation of existing inventory material from across the country. While this approach has many advantages, it lacks information about the nature and rate of changes to ... | |
| 0648-B1 | INSTITUTIONAL, SOCIAL AND ECONOMIC FACTORS BEHIND DEFORESTATION: A CROSS-COUNTRY EXAMINATION |
| The emphasis on pure economic explanations for economic development has recently shifted to cultural, social and institutional factors. An ordinary least squares (OLS) regression equation is used to examine the relationship ... | |
| 0651-B1 | CLASSIFICATION OF VEGETATION ECOLOGICAL GROUPS AND THEIR RELATIONS WITH PHYSIOGRAPHIC CHARACTERISTICS. |
| In order to identify the plant ecological groups and determining their distribution pattern with physiographic characteristic, this research was carried out in an area of 124 hectare at altitude of 80 - 1200 meter from sea level, ... | |
| 0654-B1 | PRODUCTS, ENERGY AND RESTORATION IN FIRE-PRONE FORESTS |
| A century of fire suppression has left large areas of forestland in the inland west of the United States overstocked with small diameter suppressed trees. These forests have unprecedented fuel loads and are at a high risk of ... | |
| 0657-B1 | SIMULATION OF LOGGING IMPACT IN A VENEZUELAN TROPICAL FOREST |
| Tropical forest management has been strongly criticized over the last three decades, mainly because of the impact of selective logging on system sustainability. In order to analyse the effect of cutting cycle and timber ... | |
| 0664-B1 | REPORTING AND ASSESSING THE STATUS OF WILDLIFE HABITATS IN CANADA’S FORESTS |
| Nearly 600 000 ha or 60% of Canada is dominated by forested areas. This vast life zone provides seasonal and year-round habitats for two thirds of the nation’s estimated 300 000 species, and consists of 12 major ecozones. Within ... | |
| 0665-B1 | CLASSIFYING U.S. FOREST INVENTORY AND ANALYSIS DATA TO THE NATIONAL VEGETATION CLASSIFICATION STANDARD |
| NatureServe and the U.S. Forest Service Forest Inventory and Analysis program (USFS FIA) are collaborating on methods to link FIA forest plot data to the U.S. National Vegetation Classification (USNVC) standard at the alliance ... | |
| 0668-B1 | UN SITE À PRÉSERVER : LA FORÊT DES BABORS, ALGÉRIE |
| La forêt algérienne continue toujours à subir de multiples agressions de la part de l'homme par ces diverses actions destructrices et irréfléchies. La forêt des Babors a connu des délits de coupes inquiétantes sur les Cèdres de ... | |
| 0674-B1 | WOOD QUALITY ATTRIBUTES AND THEIR IMPACTS ON WOOD UTILIZATION |
| With the worldwide move to intensive forest management to meet wood demand and preserve the environment, the wood supply has been undergoing a significant change in terms of wood quality. Increasing amounts of wood come from ... | |
| 0680-B1 | TREE DOMESTICATION OF INDIGENOUS TREES: EXPERIENCES, LESSONS AND DIRECTIONS |
| A tree domestication trial involving 20 different indigenous tree species was initiated in the Sierra Madre Mountain, Luzon Island, Philippines. Species were prioritized through an ethnobotanical survey. Germination ranged from 0 ... | |
| 0691-B1 | THE SPATIALITY OF CONSERVATION STRATEGIES: A CASE STUDY FROM THAILAND |
| This paper draws on qualitative and quantitative research conducted in two communities at different stages of the re-organization. The results show that most households suffer from rice shortage and have difficulty selling any ... | |
| 0694-B1 | A NEW POSSIBILITY FOR BIODIVERSITY CONSERVATION ON TOTALLY FRAGMENTED FOREST: A CASE STUDY IN THE MENOREH HILLS COMMUNITY FOREST, CENTRAL JAVA, INDONESIA |
| Java is known as the island where natural forest is totally fragmented. Presently, about 2.3% of all original lowland forest remains. Many experts believe that forest in Java will be lost, and its biodiversity will become ... | |
| 0701-B1 | BIODIVERSITY CHARACTERIZATION USING REMOTE SENSING IN ECO-SENSITIVE DOON VALLEY IN INDIAN HIMALAYA |
| Biodiversity is the vast diversification of flora and fauna in the biological world. Landscape elements have been found to be very useful to generate scientific basis and understanding for further biodiversity characterization. ... | |
| 0709-B1 | FARM FORESTRY FOR SOCIO-ECONOMIC DEVELOPMENT |
| A tree-planting programme called farm forestry was launched in India in the late 1970s with the objective of persuading farmers to grow fuelwood and fodder for their own use and to reduce pressure on natural forests. In the ... | |
| 0716-B1 | MONITORING OF FOREST STAND CONDITION AND ITS DEVELOPMENT IN THE CZECH REPUBLIC |
| In 1986, the United Nations Economic Commission for Europe established the International Cooperative Programme on Assessment and Monitoring of Air Pollution Effects on Forests (ICP Forests) to respond the growing concern about ... | |
| 0719-B1 | MATA NATIVA: SOFTWARE FOR A RATIONAL NATURAL FOREST USE |
| The use of forest resources in Brazil, in most of its regions, is still done in an irrational way. For this reason, important biomass, like the Atlantic Brazilian forest and the Amazonian rain forest suffers frequent threats. The ... | |
| 0723-B1 | GEOGRAPHIC INFORMATION SYSTEMS IN THE CONTEXT OF VISUAL LANDSCAPE MANAGEMENT |
| Visibility analysis based on view sheds is one of the tools used in geographic information system (GIS) analysis. Scenic landscapes are integral components of any forest resource base; and should be identified and described in ... | |
| 0726-B1 | CONSIDERATIONS IN DEVELOPING A NATIONAL FOREST FIRE DANGER RATING SYSTEM |
| Effective forest-fire management is based on sound knowledge of the potential for ignition, behavior, difficulty of control, and impact of fire in a given situation. Forest-fire danger-rating systems provide a framework for ... | |
| DOCUMENTS FOUND : 218 | |
| 0727-B1 | IMPACTS OF TIMBER PLANTATIONS ON FORESTS IN SOUTH AFRICA |
| New thinking in conservation circles is that habitat loss is the greatest threat to biodiversity. With forests, this has been accompanied by an understanding of how activities outside forests can harm their integrity. In this ... | |
| 0728-B1 | ARE SUSTAINABLE PRACTICES APPLIED IN TROPICAL FORESTS? WHY OR WHY NOT? |
| While well-managed tropical forests have the potential to sustain timber production and environmental services, little is known about the degree to which sustainable forest management (SFM) practices are applied in the tropics, ... | |
| 0739-B1 | HEARTWOOD BORER EPIDEMICS IN CENTRAL INDIA: A THREAT TO SHOREA ROBUSTA FOREST ECOSYSTEM |
| Sal (Shorea robusta Gaertn.f.), belongs to the family Dipterocarpaceae, and is widely distributed from Sri Lanka and India through Myanmar and other countries of Southeast Asia up to the Philippines. It is native to Northeast ... | |
| 0740-B1 | MANAGING USING A MULTI-OBJECTIVE PARADIGM: CARBON CREDITS MAKE IT POSSIBLE |
| Forest management has historically been based on a “single objective with constraints” paradigm. It is necessary to change the paradigm to one of truly multi-objective management. The sale of carbon credits might make the ... | |
| 0749-B1 | POTENTIAL BIOMASS DENSITY ESTIMATION OF THE MAKILING FOREST RESERVE USING GIS |
| Rainforests are known as carbon sinks, but due to the extensive degradation of resources all over the world, adverse effects of global climate change are recently being experienced. Hence, estimating forest biomass becomes ... | |
| 0750-B1 | AN ARGUMENT FOR INTENSIVE FOREST MANAGEMENT |
| In this paper a series of reasons is provided to justify the application of Intensive Forest Management (IFM). A new definition for IFM is proposed, with explanations provided of the components of the definition: advanced ... | |
| 0751-B1 | LOGGING AND ITS IMPACT ON FOREST AS A LIFE SOURCE |
| Today, the conflict between forest exploiters and forest protectors has intensified, becoming worldwide, and grown into one of the most critical environmental issues of the latter 20th century Research shows that the major ... | |
| 0752-B1 | URBAN FORESTRY TRENDS IN CANADA |
| As much as people around the world think of Canada as a “Forest Nation” or a “Forest People”, in reality 78% of Canadians live in urban centres. For most Canadians, the forest they most closely associate with are the woodlot ... | |
| 0755-B1 | QUALITATIVE GEOMATICS FOR SUSTAINABLE DEVELOPMENT |
| The use of geomatics in support of sustainable development has been restricted, to date, to mapping and modelling the natural resources available and, to a lesser extent, to mapping the demographics of the population that uses or ... | |
| 0760-B1 | VEGETATION AND SOIL PROPERTIES OF PINUS CARIBAEA PLANTATION, GRASSLAND AND SEMI-NATURAL FOREST IN SRI LANKA |
| The study was initiated to investigate the changes of biological diversity, productivity and soil properties of different vegetation types established naturally on degraded abandoned tea lands, namely; semi-natural forest and ... | |
| 0762-B1 | FITOSANITARY CONDITIONS OF FOREST ECOSYSTEM IN LOMBARDIA - ITALY |
| Data on the sanitary state of woods in Lombardia are helpful to implement wood planning choices and management of the regional forest property. Owing to the high land anthropologization the forest strategic role on environmental ... | |
| 0764-B1 | IS LEGISLATION NEEDED TO MANAGE PUBLIC FORESTS FOR NON-TIMBER PRODUCTS? |
| Management of forests for non-timber products is emerging as a significant issue in the twenty-first century. Non-timber forest resources and products are not fully recognized as natural resources that require management similar ... | |
| 0765-B1 | REMOTE SENSING APPLICATIONS IN MAPPING OF FOREST COVER AND POTENTIAL AFFORESTATION SITES FOR SUSTAINABLE FOREST MANAGEMENT. A CASE STUDY OF REWARI DISTRICT, HARYANA, INDIA |
| Study on mapping and sustainable forest management in Rewari district was carried out to map the forest cover areas, crown density analysis of reserved forests and potential afforestation sites. IRS 1B LISS II data was used and ... | |
| 0766-B1 | IN VITRO PROPAGATION, A VIABLE ALTERNATIVE FOR THE CONTINUOUS SUPPLY OF PLANTING MATERIAL FOR RECALCITRANT TROPICAL FOREST TREES |
| Natural regeneration of forest trees is poor because of sporadic seed production and because most of the species produce recalcitrant seeds that are intolerant to desiccation, so that their genetic diversity cannot be preserved ... | |
| 0771-B1 | POLÍTICA FORESTAL EN VENEZUELA MANEJO BOSQUE |
| Explotación de los bosques en la época colonial: Aunque no existe mucha información acerca de cual era el estado de los bosques antes de que los españoles llegaran a Venezuela, se supone que la mayor parte del territorio estaba ... | |
| 0782-B1 | STUDY ON LAND USE/ LAND COVER EVOLUTION IN SOUTHERN PART OF HARYANA, INDIA USING REMOTE SENSING AND GIS |
| In today's dynamic situation, accurate, meaningful and current data on land use is essential for sound and feasible planning for natural resources for sustained use. Latest and up to date information on land use land cover is ... | |
| 0784-B1 | FORESTRY INVENTORY SYSTEM IN BELARUS |
| Forest is one of the few exploitable natural resources in Belarus. As a branch of economy the forestry in Belarus is highly perspective. In general forestry is a part of the Belarusian Forestry and Forest industry consists of ... | |
| 0785-B1 | THE FUTURE OF FOREST PEST MANAGEMENT: A CANADIAN PERSPECTIVE |
| Integrated pest management (IPM) is important to the future of Canada’s intensively managed forests. It involves the use of products and strategies that are effective but benign to the environment. Techniques such as silviculture ... | |
| 0789-B1 | MANAGING BOREAL FOREST INSECT DISTURBANCES FOR SUSTAINABILITY |
| The forestry sector in Canada makes a significant contribution to the wealth of the nation. Of the forested area, 82% is occupied by the boreal forest, much of which remains uncut. To manage this forestry resource sustainably we ... | |
| 0798-B1 | LE DÉVELOPPEMENT FORESTIER DURABLE AU QUÉBEC DANS UNE PERSPECTIVE HISTORIQUE |
| Au cours des trois derniers siècles, la forêt a été source de vie pour les communautés qui ont habité le Québec. Mais qu’en est-il aujourd’hui? Sous le thème « La forêt, source de vie », c’est toute la question du ... | |
| 0805-B1 | SUSTAINABLE FOREST MANAGEMENT OF BENGUET PINE IN THE CORDILLERA, PHILIPPINES |
| The Benguet pine forest watershed in the Cordillera Region of Luzon, represented by the species scientifically known as Pinus kesiya Royle ex Gordon of the family Pinaceae, has played a key role in the continuous functioning of ... | |
| 0808-B1 | A REVIEW OF IN SITU LEAF AREA INDEX ESTIMATION FOCUSED ON HEMISPHERICAL PHOTOGRAPHY |
| Rapid, reliable and objective estimation of Leaf Area Index (LAI) is of utmost importance in numerous studies of the Biosphere, as LAI is very often a critical parameter in process-based models of vegetation canopy response to ... | |
| 0809-B1 | ESTUDIO DE LA DINÁMICA DE LA VEGETACIÓN EN UN PAISAJE FRAGMENTADO |
| Esta investigación tuvo como objetivos: (a) cuantificar el grado de fragmentación a través del tiempo en remanentes de bosque nativo, y (b) determinar la relación existente entre la riqueza de especies de árboles y el área y ... | |
| 0810-B1 | THE MULTIPLE FUNCTIONS OF FORESTS IN SUSTAINABLE MOUNTAIN DEVELOPMENT AND THE CHALLENGE OF THEIR MANAGEMENT |
| Forests are an integral part of mountain ecosystems and significantly contribute to their key characteristics as water towers of the earth, repositories of biological diversity, target areas for recreation, and hubs of cultural ... | |
| 0818-B1 | EVALUATION DES DÉGÂTS DES TEMPÊTES DE DÉCEMBRE 1999 EN FRANCE |
| Les tempêtes Lothar et Martin ont causé des dommages considérables dans les forêts françaises en décembre 1999. L'Inventaire forestier national a été chargé de cartographier les peuplements dévastés et d'évaluer le volume de bois ... | |
| DOCUMENTS FOUND : 218 | |
| 0822-B1 | THE UNMEASURABLE WHOLE: ASSESSING FOREST BIODIVERSITY WITH MULTIPLE STAKEHOLDERS |
| Forest biodiversity conservation and management require knowledge of the resource, a particularly challenging agenda when multiple stakeholders are involved. The expectations of participatory assessment methods are high, and the ... | |
| 0844-B1 | SPATIAL FUNCTIONS EXPECTED FROM THE CITY GROVES OF ISTANBUL METROPOLIS |
| With its population of approximately 12 million, Istanbul is the largest city in Turkey. Although its natural vegetation cover was severely damaged during the past, it still has some urban forests in the form of city groves and ... | |
| 0857-B1 | INTERACTIVE IDENTIFICATION AND INFORMATION RETRIEVAL ON THE PHILIPPINE RATTANS |
| The interactive identification and information retrieval system on the Philippine rattans presented here is a product of the integration of secondary data from different publications and primary data that were gathered from ... | |
| 0858-B1 | ECOLOGICAL AND ENVIRONMENTAL LOSS EVALUATION AND POLICY ANALYSIS ON COMMERCIAL PLANTATION MANAGEMENT IN CHINA |
| China is the world’s biggest plantation country and has faced big ecological and environmental problems in plantation management. The improper cultivation of commercial plantations leads to environmental losses such as land ... | |
| 0865-B1 | TERMS AND PATHWAYS FOR ASSESSING AND REPORTING FOREST CARBON CHANGE |
| Currently there are no generally accepted definitions of many forest- and carbon- related terms, and no standard ways of applying biomass expansion factors in carbon stock change assessments. However, a definite need for ... | |
| 0868-B1 | SAUVER LA FORÊT POUR SAUVER L'HUMANITÉ |
| Bien qu'usager de la forêt pendant des millénaires, c'est seulement depuis une date relativement récente que l'homme a acquis une compréhension des contributions multiples des zones sylvestres et des forêts, cet écosystème de ... | |
| 0869-B1 | PROTECTION AND USE OF POPULUS EUPHRATICA FORESTS IN XINJIANG, CHINA FOR COMBATTING DESERTIFICATION |
| This paper outlines preliminary results from a survey of natural Euphrat poplar (Populus euphratica) forests in Luntai County, Xinjiang, P.R. China. The distribution and health status of P. euphratica is reported. An extremely ... | |
| 0870-B1 | CONTRIBUTION OF TREE DOMESTICATION TO THE CONSERVATION OF INDIGENOUS MEDICINAL PLANTS OF AFRICAN FORESTS |
| This paper describes the activities being carried out in the framework of the participative tree domestication approach adopted in Cameroon by ICRAF (World Agroforestry Centre) and its national partners for the domestication of ... | |
| 0874-B1 | HYDROLOGICAL EFFECTS OF COARSE WOODY DEBRIS (CWD) IN THE SUB-ALPINE DARK CONIFEROUS ECOSYSTEM OF THE UPPER REACHES OF THE YANGTZE RIVER* |
| The volume of coarse woody debris (CWD) in the dark coniferous ecosystem of the upper reaches of the Yangtze River amounts to 101.74m3/ha. There are remarkable differences between different successional stages in the volume and ... | |
| 0875-B1 | BRINGING DEVELOPMENT INTO CARBON SEQUESTRATION: A BOTTOM-UP PERSPECTIVE FROM THE NOEL KEMPFF CLIMATE ACTION PROJECT, BOLIVIA |
| This paper addresses institutional fit between community forest owners, carbon sequestration and conservation. It relates a case study of the Noel Kempff Climate Action Project (NKMCAP) in Bolivia, which claims to be one of the ... | |
| 0878-B1 | QUANTITATIVE TRAIT LOCI (QTL) MAPPING OF GROWTH AND WOOD PROPERTY TRAITS IN POPULUS |
| The genetic control of wood volume growth and wood chemical contents traits was studied in an interspecific backcross progeny derived from the cross between clone ¡§LM50¡¨ (P. tomentosa) and its hybrid clone ¡§TB01¡¨ (P. ... | |
| 0880-B1 | ALLELIC MUTATION AFFECTING RADICLE DEVELOPMENT IN POPULUS |
| The embryonic root (radicle) development in the mature embryo after germination is essential for the formation of the root organ in plants. In this study, seed radicle development and Amplified Fragment Length Polymorphisms ... | |
| 0888-B1 | MONITORING FORESTS FROM SPACE: HYPERSPECTRAL AND KYOTO PRODUCTS |
| Remote-sensing data can be used to create products to support national and international agreements on sustainable forest management and the Kyoto Protocol. Examples of products derived from satellite hyperspectral data and from ... | |
| 0895-B1 | VEGETATION CHANGE DETECTION IN BRAZILIAN ATLANTIC FOREST USING REMOTE SENSING |
| Forest cover monitoring is a means of obtaining information over time. Its importance is increasing since attention has been focused on the seemingly inevitable reduction of the high biological diversity of tropical forests, as ... | |
| 0900-B1 | KILLING TREES TO CURE TOBACCO: TOBACCO AND ENVIRONMENTAL CHANGE IN KURIA DISTRICT, KENYA, 1969-1999 |
| This study looks at many of the economic and political conditions that have led Kenya to its dependence on tobacco. It then explores some of the economic, environmental and development implications of tobacco production. In so ... | |
| 0907-B1 | INTRODUCTION OF CANADIAN TREE SPECIES TO THE NORTHEAST OF CHINA |
| This paper describes the early results of the introduction of some Canadian tree species to Liaoning Province in Northeast China. Based on earlier trial results from the 1920s and testing over the last 20 years, some of the ... | |
| 0908-B1 | THE FOREST RESOURCES OF REPUBLIC OF MOLDOVA - ACTUAL SITUATION AND PROBLEMS |
| The Republic of Moldova is located in South-East Europe and has a temperate-continental climate. The territory of the republic is situated at the interference of three biogeographic zones: Central-European Zone (54,13% or 18,3 ... | |
| 0916-B1 | BUILD A NEW SYSTEM OF FOREST RESOURCES INVENTORY BY INFORMATION TECHNOLOGY. |
| As a new system, its establishment is related to technical methods, technical standards, work circuit (operation process) and benefit assessment. This paper is just an introduction to these aspects. ... | |
| 0927-B1 | FOREST HYDROLOGY RESEARCH IN CHINA |
| Research on forest hydrology is the key to understanding the physical, biological and chemical processes in a watershed and is significant for watershed management. Forest-water relations and their implications in watershed ... | |
| 0929-B1 | SITUATION FORESTIÈRE EN GUINÉE-BISSAU |
| Les surfaces arborées représentaient en 1985, selon l’inventaire d’Atlanta Consult, environ 2,034 millions d”ha, soit 56% du territoire national et qui se divise en fôret dense, semi-dense, humide et subhumide au Sud-Ouest du ... | |
| 0930-B1 | GROWING TREES OUTSIDE FORESTS: GLOBAL VISION WITH INADEQUATE PROVISION |
| Over the years, rapid expansion of degradation of forest and non-forest lands has irreversibly damaged the productive resource base in many countries, endangering vital life-support systems. Because of this, a programme for ... | |
| 0934-B1 | MICROELEMENT CONTENT IN NON-TIMBER FOREST PRODUCTS OF CENTRAL KAMCHATKA (THE RUSSIAN FAR EAST) |
| This paper reports on the research done to determine microelement concentrations in non-timber forest products (NTFPs) of Central Kamchatka that are traditionally used by indigenous and local communities. One of the research ... | |
| 0941-B1 | MANAGING THE RISKS OF NATURAL HAZARDS IN SWITZERLAND – AN ALPINE COUNTRY |
| For centuries, avalanches, mudslides, falls of stones and rocks, landslides and floods have all been part of the landscape of the Alpine region and of the way in which the landscape has changed. The increases in settlements and ... | |
| 0943-B1 | REVIEW OF SUSTAINABILITY OF FOREST RESOURCES UNDER GLOBAL FOREST RESOURCE ASSESSMENT 2005 |
| This paper briefly describes this journey on the way to reviewing the sustainability of forest resources. It briefly spans the rationale, framework, methods, expected outcomes, partnerships and role of countries on way to GFRA ... | |
| 0952-B1 | LA GESTION DURABLE DES FORÊTS CONGOLAISES ; ENJEU ET DÉFI NATIONAUX |
| Avec une superficie estimée à 20 millions d’ha, soit environ 60% du territoire national, les forêts denses humides du Congo constituent, au plan économique, la deuxième ressource nationale après le pétrole en termes de valeur des ... | |
| DOCUMENTS FOUND : 218 | |
| 0961-B1 | APPLICATION OF MYCORRHIZAL TECHNOLOGY IN PLANTATION FORESTRY IN BANGLADESH |
| The ecto and endo mycorrhizal fungi are widely occurring mycorrhizas and are very important in relation to the improvement of forest trees. The paper deals with the mycorrhizal fungi because of their practical importance in ... | |
| 0965-B1 | PRINCIPLES AND PROCESS OF HARMONIZING FOREST-RELATED DEFINITIONS FOR USE BY VARIOUS STAKEHOLDERS |
| Jointly with the Intergovernmental Panel on Climate Change (IPCC), the International Union of Forest Research Organizations (IUFRO), the Center for International Forestry Research (CIFOR) and the United Nations Environment ... | |
| 0967-B1 | IMPROVED GERMINATION OF PINE SEEDS BY ELECTROSTATIC FIELD TREATMENT |
| Tree seed of pine, Pinus tabulaeformis Carr., as well as other species, such as fast-germination tree seeds that are widely used in aerial sowing for reforestation in China, were treated by electrostatic fields to enhance ... | |
| 0970-B1 | LE RÉSEAU D’ÉTUDE ET DE SURVEILLANCE DES ÉCOSYSTÈMES FORESTIERS QUÉBÉCOIS |
| La forêt québécoise représente 2 % de l’ensemble des forêts mondiales. Plus de la moitié de la forêt québécoise se situe en forêt boréale et représente près de 10 % de la forêt boréale mondiale. Suivre l’état de santé de cette ... | |
| 0972-B1 | FORÊTS ANCIENNES BORÉALES : INVENTAIRE ET ÉVALUATION DE LEUR FRÉQUENCE AU QUÉBEC |
| L'aménagement durable des forêts nécessite que certains écosystèmes uniques ou menacés, comme les forêts anciennes, soient identifiés à l'échelle régionale et dûment localisés au sein des unités d'aménagement forestier. Des ... | |
| 0983-B1 | THE UNDERLYING CAUSES OF DEFORESTATION AND FOREST DEGRADATION IN PAKISTAN |
| This paper is based on the findings of a workshop held in December 2002 to identify the underlying causes of deforestation and forest degradation in Pakistan. It provides a brief overview of the diverse stakeholders perspectives ... | |
| 0988-B1 | FORET, SOURCE DE VIE EN REPUBLIQUE DEMOCRATIQUE DU CONGO (R.D.C) |
| Les biens et services de tous les pays au monde sont tributaires de la diversité biologique et de la variabilité des gènes, des espèces, des populations et des écosystèmes. En ce qui concerne la République démocratique du Congo, ... | |
| 0990-B1 | SUSTAINABLE USE OF NATURAL SCRUB FOREST VEGETATION IN THE DRY ZONE OF SRI LANKA FOR GOAT FARMING TO ALLEVIATE POVERTY: A CASE STUDY |
| This study covered three sites in the southeastern dry zone in the Hambantota district of the Southern Province of the island of Sri Lanka. In the dry zones, intensive felling and a form of shifting cultivation locally called ... | |
| 0999-B1 | QUI DOIT SE SOUCIER DE LA BONNE GESTION FORESTIERE A L'ETAPE ACTUELLE ? |
| L'épuisement des ressources terrestres dont la déforestation, est l'un des phénomènes qui concourent à a menace que subit les conditions de vie sur terre. Il est sans appel que la population mondiale va continuer à croître. Au ... | |
| 1002-B1 | TRADITIONAL KNOWLEDGE AND CONSERVATION OF BIODIVERSITY FOR SUSTAINABLE LIVELIHOODS BY TRIBAL COMMUNITIES IN SOUTHERN INDIA |
| The human race has been dependent on plants for both material and emotional needs for millions of years. This has enabled them to evolve a unique system of knowledge on the utilization and conservation of plant genetic resources. ... | |
| 1005-B1 | STRATEGIES TO ENSURE CONTINUOUS EXISTENCE OF FOREST INDIGENOUS PEOPLE PESPECTIVE |
| From an early stage till today the forest has had an important role in the survival of man. Man still depends on forest products even in the most technologically advanced places. Hence this congress theme, forest source of life, ... | |
| 1012-B1 | IMPACT OF HUMAN SETTLEMENTS ON FOREST STRUCTURE AND COMPOSITION IN KUDREMUKH NATIONAL PARK, WESTERN GHATS, SOUTH INDIA |
| A study was carried out in Kudremukh National Park, Southern Western Ghats of India to assess the changes in vegetation structure and floristic composition along the tribal and non-tribal settlement areas in order to understand ... | |
| 1020-B1 | IMPACT DE LA CARBONISATION A DJALOUMA, UN VILLAGE FORESTIER DU PLATEAU AKPOSSO AU TOGO |
| Au Togo, le charbon de bois et le bois de chauffage constituent les principales sources d’énergie utilisées en cuisine en ce que : - 98% de la population totale y recourt ; - 800 000 tonnes équivalent pétrole (Tep) sur 1,5 ... | |
| 1021-B1 | A MATHEMATICAL MODEL FOR PREDICTING THE GROWTH OF EUCALYPTUS GLOBULUS UNDER AGROFORESTRY PLANTATION |
| A mathematical model is proposed for predicting the changes in growth of industrial agroforestry plantations under intercropping, weeding and fertilizer practices. The model also enabled the prediction of the growth, growth rate ... | |
| 1022-B1 | FOREST COVER CRISIS IN THE SUB-TROPICS: A CASE STUDY FROM ZAMBIA |
| Zambia falls within the subtropical region of southern Africa and is rich in flora and fauna. About 60% of the land is under forest cover and the forest provides a wide range of both wood and non-wood forest products utilized by ... | |
| 1029-B1 | COMMUNITY-BASED FOREST FIRE MANAGEMENT: A CASE STUDY FROM SOUTH ETHIOPIA |
| The entire rangeland/woodland in Kutcha Woreda, South Ethiopia is burned every year during the dry season. The fire is deliberately set by local people for various reasons: to remove dry grass and initiate new flushes of grass, ... | |
| 1032-B1 | GENE FLOW AND GENE CONSERVATION FOR TROPICAL FOREST MANAGEMENT IN SUB-SAHARAN AFRICA |
| The loss of genetic resources of tree species in tropical forest ecosystems through selective logging, subsistence agriculture, especially shifting cultivation, and forest fragmentation, has led to calls for preservation, ... | |
| 1037-B1 | ANÁLISIS ESTRUCTURAL DE BOSQUES NATURALES EN DURANGO, MÉXICO |
| El estudio presenta un análisis de la estructura espacial y diversidad de bosques en el Estado de Durango, México, donde predominan los ecosistemas puros de pino o pino-encino. Bosques naturales de gran diversidad y de alta ... | |
last updated: Thursday, October 16, 2014