Forest Health & Biosecurity Working Paper 8

Alien Invasive Species: Impacts on Forests and Forestry

A Review

Beverly A. Moore

November 2005

Forest Resources Development Service Working Paper FBS/8E
Forest Resources Division FAO, Rome, Italy
Forestry Department

Background

This paper is one of a series of FAO documents on forest-related health and biosecurity issues. The purpose of these papers is to provide early information on on-going activities and programmes, and to stimulate discussion.

The designations employed and the presentation of material in this publication do not imply the expression of any opinion whatsoever on the part of the Food and Agriculture Organization of the United Nations concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.

Further information on forest invasive species can be found at the FAO Alien invasive species Web site (www.fao.org/forestry/aliens) and information on forest health can be found at the FAO Forest health Web site (www.fao.org/forestry/site/pests).

Comments and feedback are welcome.

For further information, please contact:

Gillian Allard, Forestry Officer
(Forest Protection and Health )

Forest Resources Division
Forestry Department
FAO, Viale delle Terme di Caracalla
00100 Rome, Italy
Fax: + 39 06 570 55 137
Email:[email protected]

Pierre Sigaud, Forestry Officer
(Forest Genetic Resources )

Forest Resources Division
Forestry Department
FAO, Viale delle Terme di Caracalla
00100 Rome, Italy
Fax: + 39 06 570 55 137
Email:[email protected]

© FAO 2005

1. Introduction

2. Alien invasive species affecting forests and forestry

3. Factors contributing to the introduction and spread of alien invasive species

4. Impact of land use change and the forest sector on the introduction and spread of alien invasive species

5. Positive impacts of introduced woody species on forests and forestry