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The Effect of LHRH-A3 Injection Scheme on Superovulation in Dairy Cows
Author(s): LI Jiandong, SHI Fuyan, DONG Yajuan, BAI Xuejin, YU Jinliang, ZHANG Yuan, WANG Xuehong
Pages: 30-
31
Year: 2006
Issue:
6
Journal: CHINA DAIRY CATTLE
Keyword: 奶牛; LHRH-A3注射方案; 超排效果;
Abstract: 本实验对奶牛超排时LHRH-A3注射方案分别进行了研究.结果发现在其它实验条件相同的情况下,两次输精同时都注射LHRH-A3的供体(第1次注射50μg,第2次注射25μg)的平均无精卵数(0±0)显著低于只在第1次输精同时注射LHRH-A3的(剂量为50μg)(0.222±0.183)(P<0.05),其平均黄体数、平均获胚数、平均获可用胚数都稍高,但差异不显著.这说明采用两次输精同时都注射LHRH-A3的方案可以提高奶牛的超排效果.
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