CONTRIBUTION OF DAYS SINCE BRED, HERD AVERAGE, AND SAMPLE-DAY PRODUCTION TO ACCURACY IN PROJECTING LACTATION RECORDS

被引:10
作者
WIGGANS, GR
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D O I
10.3168/jds.S0022-0302(80)83036-0
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:984 / 988
页数:5
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