Farm and village production systems in the semi-arid tropics of west Africa ; an interpretative review of research
- Patancheru : International Crops Institute for the Semi-Arid Tropics, 1981
- 94 p. ; gráfs.
- Research bulletin ; 4 (1) .
- Research bulletin ; 4 (1) .
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Agricultura--Trópicos. Sistemas de cultivo--Trópicos.