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jia qin yi miao mian yi zhu yi shi xiang
Author(s): 
Pages: 25
Year: Issue:  3
Journal: Liaoning Journal of Animal Husbandry and Veterinar

Abstract: <正> 家禽养殖,防病重于治病,这是大多数养殖业者都知道的道理。但笔者在临床中发现,许多养殖业者在免疫接种时由于操作不当常引起免疫失败,甚至造成巨大经济损失。笔者现根据几年的临床经验,谈谈疫苗接种时应注意的几个问题。1 饮水免疫 饮水免疫避免逐只抓捉,可减少劳力和应激,但影响免疫效果的因素较多,在操作过程中应注意:①疫苗应是高效价的活毒疫苗;②使用的饮水应是清洁的,水中不能含有任何能杀灭病毒或细菌的物质,例如氯、锌、铜、铁等离子;③在饮水免疫期间,饲料中也不应含有能杀灭病毒和细菌的药物;④饮水中应
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