Farming systems research and development :
Shaner, W.W.
Farming systems research and development : guidelines for developing countries - Westview Press - xvolumenes iii, 414 p. : ilustracionesl. ; 29 cm.
86531389
AGRICULTURE // DEVELOPING COUNTRIES. AGRICULTURE // RESEARCH // DEVELOPING COUNTRIES. AGRICULTURAL SYSTEMS // RESEARCH // DEVELOPING COUNTRIES. AGRICULTURAL SYSTEMS // DEVELOPING COUNTRIES.
630.9/S5284/08.3.140
Farming systems research and development : guidelines for developing countries - Westview Press - xvolumenes iii, 414 p. : ilustracionesl. ; 29 cm.
86531389
AGRICULTURE // DEVELOPING COUNTRIES. AGRICULTURE // RESEARCH // DEVELOPING COUNTRIES. AGRICULTURAL SYSTEMS // RESEARCH // DEVELOPING COUNTRIES. AGRICULTURAL SYSTEMS // DEVELOPING COUNTRIES.
630.9/S5284/08.3.140
