EFFECTS OF TWINNING ON LACTATION AND DAYS OPEN IN HOLSTEINS

被引：28

作者：

CHAPIN, CA ^{[1
]}

VANVLECK, LD ^{[1
]}

机构：

[1] CORNELL UNIV,DEPT ANIM SCI,ITHACA,NY 14853

来源：

JOURNAL OF DAIRY SCIENCE | 1980年 / 63卷 / 11期

关键词：

D O I：

10.3168/jds.S0022-0302(80)83155-9

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：1881 / 1886

页数：6

共 15 条

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[3] INCIDENCE, REPEATABILITY AND EFFECT ON DAM PERFORMANCE OF TWINNING IN BRITISH FRIESIAN CATTLE [J].

BOWMAN, JC ;

HENDY, CRC .

ANIMAL PRODUCTION, 1970, 12 :55-&

[4] A NOTE ON VARIATION AND HERITABILITY OF TWINNING IN BRITISH FRIESIAN CATTLE [J].

BOWMAN, JC ;

FROOD, IJM ;

WOOD, PDP .

ANIMAL PRODUCTION, 1970, 12 :531-&

[5] FACTORS AFFECTING TWINNING AND EFFECTS OF TWINNING IN HOLSTEIN DAIRY-CATTLE [J].

CADY, RA ;

VANVLECK, LD .

JOURNAL OF ANIMAL SCIENCE, 1978, 46 (04) :950-956

[6]

Gordon I., 1976, Animal Breeding Abstracts, V44, P451

[7] EFFECT OF NUMBER OF YOUNG BORN (LITTER SIZE) ON MILK-YIELD OF GOATS - ROLE FOR PLACENTAL LACTOGEN [J].

HAYDEN, TJ ;

THOMAS, CR ;

FORSYTH, IA .

JOURNAL OF DAIRY SCIENCE, 1979, 62 (01) :53-57

[8]

HENDERSON CR, 1974, ANOVA SUBROUTINE BAN

[9]

Hendy C. R. C., 1970, Animal Breeding Abstracts, V38, P22

[10]

Skjervold H., 1977, Buskap og Avdratt, V29, P182

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