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在浩瀚林海或莽莽草原,人兽穿行期间,常常有一种形状如蛛的小虫,悄然爬上身体,将口器深深地刺入人或兽的肌肤。当它吸饱血、状如豆粒般悬垂在体表时往往才被发现。这类小虫就是蜱。蜱(读音:皮)属于蜘蛛纲,是动物的体外寄生虫,多见于森林、草原及植被茂密地带,广布于世界各地。全世界已记录的蜱有800余种,其中约有172种是人畜有关疾病病源的携带者或传播媒介。在我国已知有23种蜱具有明显的医学重要性,其中有森林脑病毒的传播媒介,有斑点热、Q 热和莱姆病等病源体的传播媒介,也有许多寄生原虫病的中间宿主和传
In the vast sea or vast steppe, beasts during the walk, there is often a shape such as spider insects, quietly climbed the body, the mouthparts deeply piercing the skin of people or animals. When it is full of blood, such as pearl-like drape in the body surface often only been found. Such insects are ticks. Tick (pronounced: skin) is arachnids, is an animal parasites, more common in forests, grasslands and dense vegetation, widely distributed around the world. More than 800 species of ticks have been recorded worldwide, of which about 172 are carriers or vectors of human and animal diseases. There are 23 species of ticks known to be of significant medical importance in our country. Among them are vectors for forest-borne viruses, vectors for the pathogens such as spot fever, Q fever and Lyme disease, and many intermediate hosts for parasitic protozoal diseases And pass