摘要
本文分析了高温对奶牛产奶量、母犊初生重和奶牛情期受胎率的影响。
The article has analyzed and discussed the ineract among high temperature and the milk yield;heifer initial weight and conception rates during the estrous period.
出处
《四川畜牧兽医》
2002年第9期21-21,共1页
Sichuan Animal & Veterinary Sciences
关键词
温度
黑白花奶牛
产奶量
母犊初生重
受胎率
holstein friesian
high temperature
milk yield
heifer initial
conception rates
