Boef,Walter de
Cultivating knowledge : genetic diversity, farmer experimentation and crop reseach - London Intermediate Technology Publications 1993 - 206
1853392049
agricultural research
plant breeding
631.208 / BOE/CU
Cultivating knowledge : genetic diversity, farmer experimentation and crop reseach - London Intermediate Technology Publications 1993 - 206
1853392049
agricultural research
plant breeding
631.208 / BOE/CU