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- The constituent of flea species and the dominant flea species in the natural epidemic focus of wild-type of plague in Jianchuan of Yunnan Province is prominently different from those in the epidemic focus of house-rat type of plague. 剑川野鼠型鼠疫自然疫源地的蚤类种类组成及优势蚤种与家鼠型鼠疫疫源地有明显差异。
- Ecological Investigation of Fleas in the Natural Epidemic Focus of Wild - Rat Type of Plague in Yunnan Province 云南省野鼠型鼠疫自然疫源地蚤类生态学调查
- natural epidemic focus 自然疫源地
- natural epidemic focusing 自然疫源地
- In recent years investigation makes clear, put in the Lai Mu disease with more sweeping move in our country ground of source of natural epidemic disease. 近年来的调查表明，在我国存在着较广泛的莱姆病自然疫源地。
- Reliance upon natural epidemics may be both time-consuming and misleading. 依靠天然的流行既浪费时间，又会引入歧途。
- Objective To evaluate effects of preventive measures on tsutsugamushi disease in a epidemic focus,Hebei province. 目的评价河北省某恙虫病自然疫源地预防措施的效果。
- Objective:To evaluate effects of preventive measures to tsutsugamushi disease in an epidemic focus,Hebei province. 目的:评价河北省某恙虫病自然疫源地预防措施效果。
- Conclusion: The hosts of TD in the epidemic focus are mainly Rattus norvegicus and Apodemus agrarius.The vector of TD is Leptotrombidium scutellare. 结论：河北省恙虫病疫源地宿主为褐家鼠和黑线姬鼠，媒介为小板纤恙螨。
- Objective: To study the disposition of epidemic focus and species of Paragonimiasis and infection condition of people, and the independence of P. 目的:研究福建省三元区并殖吸虫病疫源地的虫种分布和人群感染情况,并通过形态观察和分子生物学鉴定研究泡囊狸殖吸虫的独立性。
- Objective To investigate the epidemic focus of angiostrongylaisis in coastal areas of Hainan Province and provide the basis for drawing up adequate strategy of control. 目的掌握海南省沿海地区广州管圆线虫病疫源地的分布情况,为预防控制广州管圆线虫病提供科学依据。
- Since the discovery of filovirus family(including Marburg and Ebola viruses) over forty years has gone,yet its natural epidemical history remains unclear. 丝状病毒(包括马尔堡与埃波拉病毒)被发现已有40余年,对其自然流行病学尚不清楚。
- Conclusion Hebei province was a mixed epidemic focus and Rattus was the main host animal.We should took an integrated control measure to destroy the Rattus in residential area. 结论河北省是以褐家鼠为主要宿主动物的混合型疫源地，应采取以消灭住宅区褐家鼠为主的综合性防制措施。
- It is natural for a cat to catch mice. 猫捉老鼠是本能。
- Methods:In the epidemic focus, it were carried out that Synthetical preventive measures sach as extinguish rat, health education, medical training, preventive take-medicine and so on. 方法:在疫源地采取防鼠、灭鼠、卫生宣教、医生培训、预防投药等综合性措施,评价其效果。结果:灭鼠后鼠密度明显降低,人群恙虫病知识知晓率为90。
- It's natural to slack2 off towards the end of a hard day's work. 一天紧张工作快结束的时候有些放松是自然的。
- Many natural materials are becoming scarce. 许多天然原料越来越少。
- Cloning and Sequence Analysis of ITS Gene of Leishmania Donovani Isolates from Different Epidemic Foci in China 我国不同疫区杜氏利什曼原虫ITS片段的克隆及序列分析
- Our motherland flows with natural resources. 我们祖国蕴藏着丰富的天然资源。
- Events took their natural course. 事态依自然进程发展。
