RATES OF IMPROVEMENT BY PROGENY TESTING IN DAIRY HERDS OF VARIOUS SIZES

被引:29
作者
SPECHT, LW
MCGILLIARD, LD
机构
关键词
D O I
10.3168/jds.S0022-0302(60)90112-0
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
收藏
页码:63 / 75
页数:13
相关论文
共 35 条
[1]  
ALBRECTSEN R, 1953, 6TH P ANN CONV NAT A, P129
[2]   VARIATIONS IN AMOUNT OF CULLING FROM DHIA HERDS [J].
ASDELL, SA .
JOURNAL OF DAIRY SCIENCE, 1951, 34 (06) :529-535
[3]  
BEAL VC, 1957, THESIS MICHIGAN STAT
[4]  
BECKER RB, 1957, J DAIRY SCI, V40, P622
[5]   SEMEN PRODUCTION AND FERTILITY OF MATURE DAIRY BULLS EJACULATED EITHER ONCE OR TWICE AT 8-DAY INTERVALS [J].
BRATTON, RW ;
FOOTE, RH ;
HENDERSON, CR .
JOURNAL OF DAIRY SCIENCE, 1954, 37 (12) :1444-1448
[6]  
CARTER A. H., 1956, Proceedings of the New Zealand Society of Animal Production, V16, P77
[7]  
CARTER HW, 1954, IMPROVING GENETIC ME
[8]  
Dickerson GE, 1944, J AGRIC RES, V69, P0459
[9]  
DILLON WM, 1955, J DAIRY SCI, V38, P616
[10]  
FRICK GE, 1956, NEW HAMPSHIRE AGR EX, V430