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zhu fei yi de zong he zhen duan yu fang zhi
Pages: 40-41
Year: Issue:  11
Journal: Agricultural Technology & Equipment

Abstract:  猪肺疫最初由Loeffer于1882年发现,是一种分布很广泛,世界各地均有发生的急性、热性传染病,主要表现为慢性肺炎.卡特氏认为此病是由于饲养管理失调,环境改变,寄生虫侵袭和其他细菌诱发复合感染而发病.本病的流行形式依据猪体的抵抗力和病菌的毒力而呈地方流行性和散发性两种.
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