Farming systems research a review.

Farming systems research a review.

Xehetasun bibliografikoak
Egile nagusia: Simmonds, Norman W. 1914-
Formatua: Liburua
Hizkuntza:English
Argitaratua: Washington World Bank c1985.
Saila:World Bank technical paper 43
Gaiak:
Agricultural systems > Research.