Laboratory animal - methods for examination of ectoparasites 实验动物体外寄生虫检测方法
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Methods serum and ectoparasite samples of the pigs were collected to investigate the infection status of 17 microbes and parasites by serology and parasitology techniques 方法采集3个种群小型猪的血清和皮肤样本，用血清学和显微镜观察方法对其进行17项微生物和寄生虫学指标的检测。
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Depending on their relationship with their hosts , parasites can be classified into six categories , the first being ectoparasites , such as lice , which live on the surface of the body 根据寄生虫与宿主的关系，可以将寄生虫分为六类，其中一类为体外寄生虫，寄生在宿主的体表，如虱蚤等。
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Conclusion sacrifice method is better than pulling up hair and scraping skin methods , but combination of those two or three methods is the best way to monitor ectoparasites on laboratory animals 结论处死法检测实验动物体表寄生虫效果较好，但处死法与其它两种方法结合，可使检测结果更具科学性。
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According to pet fur features to a variety of imported raw materials , and add advanced international eliminate fleas ticks except prescription - ivermectin , the effective elimination of various ectoparasite prevent fleas ticks up to cause skin infections and eliminate fleas kill ticks excellent results 根据宠物皮毛特点，选用多种进口原料，并添加国际先进的灭蚤除虱配方?伊维菌素，能有效灭除各种体外寄生虫，防止蚤虱引起皮肤感染，灭蚤杀虱效果极佳。
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According to pet fur features to a variety of imported raw materials , and in particular to add advanced international eliminate mites kill ticks prescription - avermectin , the effective elimination of various ectoparasite prevent mites , ticks infections of the skin and eliminate mites kill ticks excellent results 根据宠物皮毛特点，选用多种进口原料，并特别添加国际先进灭螨杀蜱配方?阿维菌素，能有效灭除各种体外寄生虫，防止螨、蜱引起的皮肤感染，灭螨杀蜱效果极佳。
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Content : avermectins are a class of drugs which have been found wide usage against a board spectrum of nematodes and arthropods , many of which are important endoparasites and ectoparasites of animals . avermectin bi is a common agriculture pesticide produced by the actinomycete streptomyces avermitilis and registered for worldwide use 正文：阿维菌素类药物( avermectins ， avms )属大环内酯类抗生素，由于其优异的驱虫活性和较高的安全性，被视为目前最为优良、应用最广泛的兽用驱虫药。
