Acacia senegal and the gum arabic trade: monograph and annotated bibliography

<p>Increasing population pressures coupled with periodic droughts have brought about deforestation and land degradation in the dry zones of Africa. Without trees, soil fertility declines, and annual grasses and less palatable herbs and shrubs replace the more nutritious perennial species reduc...

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Bibliographic Details
Main Authors: Fagg, C, Allison, G
Format: Working paper
Language:English
Published: Oxford Forestry Institute, University of Oxford 2004
Subjects: