VARIATION IN SOME FACTORS AFFECTING THE LENGTH OF CALVING INTERVALS

被引：8

作者：

BUCH, NC

TYLER, WJ

CASIDA, LE

机构：

来源：

关键词：

D O I：

10.3168/jds.S0022-0302(59)90564-8

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：298 / 304

页数：7

共 8 条

BUCH, NC ;

TYLER, WJ ;

CASIDA, LE .

[2]

JOHANSSON I, 1932, Z ZUCHTUNG B, V24

[3] A STUDY OF OVULATIONS IN 6 FAMILIES OF HOLSTEIN FRIESIANS [J].

KIDDER, HE ;

BARRETT, GR ;

CASIDA, LE .

[4]

RAO CR, 1952, ADV STATISTICAL METH

[5]

SNEDECOR GW, 1953, BIOMETRICS, V9, P253

[6]

SNEDECOR GW, 1946, STATISTICAL METHODS

[7]

WILLIAMS WL, 1943, DISEASES GENITAL ORG

[8] The method of path coefficients [J].

Wright, S .

ANNALS OF MATHEMATICAL STATISTICS, 1934, 5 :161-215