Physiological aspects of crop productivity: Proceedings
Colloguium of the International Potash Institute, 15th, Wage
Physiological aspects of crop productivity: Proceedings - Bern International Potash Institute 1980 - 23cm. 274p
AGRICULTURAL PRODUCTIVITY -- CONGRESSES
AGRICULTURAL PRODUCTIVITY -- CONGRESSES CROP YIELDS -- CONGRESSES PLANT - BREEDING -- CONGRESSES
631.5 C51P
Physiological aspects of crop productivity: Proceedings - Bern International Potash Institute 1980 - 23cm. 274p
AGRICULTURAL PRODUCTIVITY -- CONGRESSES
AGRICULTURAL PRODUCTIVITY -- CONGRESSES CROP YIELDS -- CONGRESSES PLANT - BREEDING -- CONGRESSES
631.5 C51P