Physiological and genetical aspects of egg production in white plymouth rock pullets
Middelkoop,J.H.Van
Physiological and genetical aspects of egg production in white plymouth rock pullets - Wageningen centre for agricultural publishing and documentation 1973 - 76p.
Eggs - Production
636.582 V19P
Physiological and genetical aspects of egg production in white plymouth rock pullets - Wageningen centre for agricultural publishing and documentation 1973 - 76p.
Eggs - Production
636.582 V19P