Population, farming systems and food security : agricultural research and development priorities for maintaining food security of the rural population on the degraded Terres de Barre, Togo / prep. by Monique L.H. Calon ; on the basis of a study by Monique Calon...[et al.].
Wageningen : International course for development oriented research in agriculture (ICRA), 1990.
28 p. : ill., graf., tab. ; 30 cm.