CHANGES IN MILK PRODUCTION WITH AGE AND MILKING FREQUENCY

被引:103
作者
LUSH, JL
SHRODE, RR
机构
关键词
D O I
10.3168/jds.S0022-0302(50)91909-6
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:338 / 357
页数:20
相关论文
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[11]   The practical application of age conversion factors to dairy cattle production (butterfat) records [J].
Ward, AH ;
Campbell, JT .
JOURNAL OF AGRICULTURAL SCIENCE, 1938, 28 :509-522
[12]  
WARD AH, 1948, AGE CORRECTIONS, P20