搜索结果: 1-1 共查到“理学 Breeder Flocks”相关记录1条 . 查询时间(0.031 秒)
Effects of Egg Size and Eggshell Conductance on Hatchability Traits of Meat and Layer Breeder Flocks
Eggshell Egg Size Per Cent Hatchability Breeder Flocks
2016/4/8
Eggs obtained from 46 and 42 weeks old meat (Hybro) and layer (Leghorn) breeders flocks, respectively were used to examine the effects of genetic type of birds and egg size (small, medium and large) o...