摘要

<正>1临床症状与剖检病变1.1主要发生在断奶12周,第7天是发病高峰,多呈慢性经过。1.2初期表现为采食量减少,排黄绿色或浅灰色稀粪。1.3后期患猪脱水,精神萎顿,被毛粗乱,如没及时发现、治疗,会很快死亡。1.4病死猪尸体发苷,小肠鼓气、水肿和充血2病因分析2.1机体原因仔猪消化机能不健全,胃酸和消化酶分泌少;不能适应由乳汁向饲料的转变;断奶后12天拒食或少食,饥饿后大量采

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