Factors affecting non-return rate of cow after parturition
1995
Chang Michuan (Leting County Station of Animal Breeding, Hebei (China))
AGROVOC关键词
书目信息
页码
pp. 32-33
其它主题
Analisis estadistico; Estaciones del ano
语言
中国人
注释
4 tables; 4 ref.
1996-08-15
AGRIS AP