FACTORS AFFECTING CALVING INTERVALS IN KENTUCKY-DAIRY-HERD-IMPROVEMENT-ASSOCIATION HERDS

被引：0
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作者：
OLDS, D
COOPER, T
机构：
来源：
JOURNAL OF DAIRY SCIENCE | 1970年 / 53卷 / 05期
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中图分类号：
S8 [畜牧、 动物医学、狩猎、蚕、蜂];
学科分类号：
0905 ;
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页码：670 / &
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