Sivakumar, M V K and Renard, C and Klaij, M C and Ntare, B R and Fussel, L K and Bationo, A
(1990)
Natural Resources Management For Sustainable Agriculture In The Sudano-Sahelian Zone.
In: Sustainable agriculture : issues, perspectives and prospects in semi arid tropics : proceedings of the international symposium on natural resources management for a sustainable agriculture, February 6-10, 1990, New Delhi, India.