Participatory Development Of Agricultural Innovations Procedures And Methods Of On Farm Research
Werner Jurgen
Participatory Development Of Agricultural Innovations Procedures And Methods Of On Farm Research - Eschborn Germany : Gtz 1993. - 251 - Aaas Science In Africa .
Eng
3880854920 (Pbk.)
Participatory Development Of Agricultural Innovations Procedures And Methods Of On Farm Research - Eschborn Germany : Gtz 1993. - 251 - Aaas Science In Africa .
Eng
3880854920 (Pbk.)