The periodicity and duration of oestrus in zebu and grade cattle

被引：35

作者：

Anderson, J ^{[1
]}

机构：

[1] Expt Stn, Naivasha, Kenya

来源：

关键词：

D O I：

10.1017/S0021859600019729

中图分类号：

S [农业科学];

学科分类号：

09 ;

摘要：

引用

页码：57 / 68

页数：12

共 16 条

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[7]

DAUBNEY R, 1942, E AFR AGR J JAN

[8]

HAMMOND J, 1927, PHYSL REPROD COW

[9]

HAYS W. P., 1926, JOUR DAIRY STI, V9, P219

Lee, MO .

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