Farming systems principles for improved food production and the control of soil degradation in the arid, semi-arid, and humid tropics : summary of proceedings of an experts' meeting sponsored by the United Nations Environment Programme, 20-30 June 1983, ICRISAT Center, India.
- Patancheru : International Crops Research Institute for the Semi-Arid Tropics for UNEP, 1986.
- vii, 36 p.
Agriculture--Tropics.
Soil conservation--Tropics.
Agriculture--Tropics.
Soil conservation--Tropics.