Sustainable land management in African semi-arid and subhumid regions
Francis Ganry and Bruce Campbell, editors
(Collection Colloques)
Scientific Committee on Problems of the Environment , United Nations Environment Programme , Centre de coopération internationale en recherche agronomique pour le développment , Ministère de la coopération, c1995
"Proceedings of the SCOPE workshop, 15-19 November 1993, Dakar, Senegal."
Includes bibliographical references
English and French
CIRAD