|
79 |
Optimizing soil moisture for plant production - the significance of soil porosity, 2004 |
2006 |
Report |
|
|
78 |
Conservation agriculture - case studies in Latin America and Africa, 2001 |
2001 |
Report |
|
|
77 |
Soil management and conservation for small farms: strategies and methods of introduction, technologies and equipment, 2000 |
2000 |
Report |
|
|
77 |
Soil management and conservation for small farms: strategies and methods of introduction, technologies and equipment, 2000 |
2000 |
Report |
|
|
76 |
Land and crop management in the hilly terrains of Central America: lessons learned and farmer - to - farmer transfer of technologies, 1999 |
1999 |
Report |
|
|
75 |
New concepts and approaches to land management in the tropics with emphasis on steeplands, 1999 |
1999 |
Report |
|
|
74 |
Guidelines for quality management in soil and plant laboratories, 1998 |
1998 |
Report |
|
|
73 |
Agro-ecological zoning - guidelines, 1996 |
1996 |
Report |
|
|
73 |
Agro-ecological zoning - guidelines, 1997 |
1996 |
Report |
|
|
73 |
Agro-ecological zoning - guidelines, 1997 |
1997 |
Report |
|
|
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