CHANGES IN TYPE CLASSIFICATIONS OF DAIRY CATTLE

被引：7

作者：

MCGILLIARD, LD

LUSH, JL

机构：

来源：

关键词：

D O I：

10.3168/jds.S0022-0302(56)94810-X

中图分类号：

S8 [畜牧、动物医学、狩猎、蚕、蜂];

学科分类号：

0905 ;

摘要：

引用

页码：1015 / 1026

页数：12

共 8 条

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[2] HARVEY WR, 1953, 34TH P ANN M WEST DI, P29
[3] THE RELATIONSHIP BETWEEN TYPE RATINGS OF AYRSHIRE FEMALES AS YOUNG HEIFERS AND AS COWS
HYATT, G
TYLER, WJ
CONKLIN, CT
[J]. JOURNAL OF DAIRY SCIENCE, 1949, 32 (04) : 375 - 380
[4] VARIATIONS IN TYPE RATINGS OF INDIVIDUAL AYRSHIRE COWS
HYATT, G
TYLER, WJ
[J]. JOURNAL OF DAIRY SCIENCE, 1948, 31 (01) : 71 - 79
[5] JOHNSON LESLIE E., 1942, JOUR DAIRY SCI, V25, P45, DOI 10.3168/jds.S0022-0302(42)95266-4
[6] RENNIE JC, 1955, J DAIRY SCI, V38, P617
[7] TOUCHBERRY RW, 1951, J ANIM SCI, V10, P1029
[8] THE HERITABILITY OF OFFICIAL TYPE RATINGS AND THE CORRELATION BETWEEN TYPE RATINGS AND BUTTER-FAT PRODUCTION OF AYRSHIRE COWS
TYLER, WJ
HYATT, G
[J]. JOURNAL OF DAIRY SCIENCE, 1948, 31 (01) : 63 - 70