Your pig should have a glossy coat, be alert and especially in the case of piglets, be with the others.

圈内健康的小猪与其他猪相比应该有光滑的毛，警惕性高。

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Abstract : Porcine epidemic diarrhea virus (PEDV) is one of the major etiologies responsible for the acute, highly contagious disease in the digestive tract of pigs, especially neonatal piglets.

摘要 ： 猪流行性腹泻病毒（PEDV） 是引起猪（特别是新生仔猪） 急性、高度传染性消化道疾病的主要病原之一；

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The basis and current situation of the various weaning ages and phase feeding programs for piglets are expounded, especially their advantages and disadvantages are analysed in this review.

阐述仔猪不同断奶日龄及相应阶段饲喂体系的实施依据和应用现状，重点分析不同断奶日龄及相应阶段饲喂体系的利弊。

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