Investigation of infertility in cows by endocrine provocation tests at the Bangladesh Agricultural University dairy farm
1991
Alam, M.G.S. | Ghosh, A.
Reproductive performances were studied from the records of the 47 cows of different breeds. About 29.41% heifers came into first oestrus at the age of 4 years, whereas 7.83% 19.16%, 17.67%, 25.49% heifers started their sexual cycle at the age of 3,5,6 and 6 years respectively. All heifers were found to be acyclic at the age of 2 years but 92.16%, 72.55%, 43.14% and 25.49% were acyclic at the age of 2,3,4,5 and 6 years respectively.
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书目信息
出版者
BAU
语言
英语
注释
4 figs.; 33 ref.; 7 tabs. Summary (En)
类型
Conference; Summary
来源
Proceedings of the Workshop on Bangladesh Agricultural University Research Progress, Bangladesh Agricultural Univ., Mymensingh (Bangladesh).- Mymensingh (Bangladesh): BAU, 1991. p. 289-300
粮农组织大会
Workshop on Bangladesh Agricultural University Research Progress, Mymensingh (Bangladesh), 15-18 Jan 1991
1992-08-15
AGRIS AP