【摘要】 对温泉县呼和托哈种畜场羊蠕形蚤病感染情况进行了调查,并对采集的虫体进行了鉴定。结果表明,该种畜场8个群羊(1 600只)蠕形蚤病感染率为92.5%,蚤指数在40~103个。根据虫体的形态学特点鉴定,病原为蠕形蚤科、长喙蚤属、羊长喙蚤(Dorcadia ioffi Smit,1953)。该蠕形蚤寄生羊体大量吸血,造成羊只贫血,消瘦,食欲下降,母羊流产,最后衰竭死亡。更多还原

【Abstract】 The paper investigates Vermipsyllidae infection on sheep at Toha pedigree station in Arshang county and identifies the collected pest body. It is showed that the infection rate of eight flocks of sheep is92.5%,the index(flea) is 40 ~103. The etiology is identified as vermicular fleas, beaks fleas genera and Dorcadia ioffi Smit,1953 according to morphological characteristics. The vermicular fleas parasited on sheep body suck sheep blood, which leads to anaemia, emaciation, loss of appetite, abortion of ewes and even death of sheep.更多还原