单词preweaning
网络: 断奶前
Relationship between water consumption in first week and preweaning mortality
第一周的饮水量与断奶前的死亡率相关
The effects of transplacental porcine circovirus type 2 infection on porcine epidemic diarrhea virus-induced enteritis in preweaning piglets
断奶前仔猪经胎盘感染猪圆环病毒2型对猪流行性腹泻病毒引起的肠炎的影响