1、
The rate of cow's oestrum fecundation is one key factor of cattle's breeding rate.
奶牛情期受胎率是影响奶牛繁育率的重要因素之一。
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2、
Fecundation ratio of the first fetus of goat group account for 100%, the second account for 85.71%.
头胎受胎率为100%，二胎受胎率为85.71%。
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