Live pig sell rate is a important index of reflecting live pig reproduction level.
生猪出栏率是反映生猪再生产综合水平的一个重要指标。
The influence of guarding in the nest areas on the successful rate of reproduction;
巢区领域防御对繁殖成功率的影响；
The influence of guarding in the nest areas on the successful rate of reproduction;
巢区领域防御对繁殖成功率的影响；
应用推荐