Hybrid Seed Production of Selected Cereal Oil and Vegetable Crops - Walther P. Feistritzer; Fenwick A. Kelly (Rome Food and Agriculture Organization of the U N., 1987)
Walther P. Feistritzer & Fenwick A. Kelly: Hybrid Seed Production of Selected Cereal Oil and Vegetable Crops. Rome. Food and Agriculture Organization of the U N., 1987. 92-5-102610-6--(631.521FEI)
ENGLISH