您要查找的是不是:
- Objective To investigate the species and composing of parasitical fleas of Allactaga sibirica in plague natural foci of Hebei Province. 目的了解河北省鼠疫自然疫源地内五趾跳鼠寄生蚤的种类和构成。
- Objective To investigate the species and composing of parasitical fleas of Phodopus sungorus in plague natural foci of Hebei province. 目的了解河北省鼠疫自然疫源地内黑线毛足鼠寄生蚤种类和构成。
- Conclutions The virulence of Y.pestis from plague nature foci is moderate. 结论河北省鼠疫自然疫源地病原菌毒力属于中等毒力。
- Objective To compare the difference in genome constitution of 144 strains of Yersima pestis from 4 Xinjiang Plague Natural Foci, and to research the classification and evolution pattern. 目的比较来自我国新疆4大片山地鼠疫自然疫源地的144株鼠疫菌的基因组组成的差别,研究新疆山地鼠疫自然疫源地鼠疫菌的基因分型和进化规律。
- A Survey of Plague Natural Foci in Mongolia 蒙古国鼠疫自然疫源地概况
- Objective To provide the vector entomology data that help to determinate whether there are existing the plague nature foci and the probability in Huanxian county. 目的从传播媒介的角度探讨环县存在鼠疫自然疫源性的可能性,并为确定该地区是否存在鼠疫自然疫源性提供媒介昆虫学资料。
- Objective To study ecological change rules of Spermophilus dauricus in plague natural focus of Jilin province. 目的研究吉林省鼠疫自然疫源地乌尔黄鼠的生态学变化规律。
- Keywords Y.pestis;Virulence;Plague natural foci;Hebei; 鼠疫菌;毒力;鼠疫自然疫源地;河北;
- Recently years the human plague enters relatively enlivening phase in plague natural focus of marmota himalayana in northwest China, the case of human plague almost has occurring in every year. 摘要近年来,我国西北地区喜马拉雅旱獭鼠疫自然疫源地进入相对活跃期,人间鼠疫几乎每年都有发生。
- Virulence Test of Yersinia pestis from Ordos Plague Natural Foci in Hebei 河北省鄂尔多斯高原型鼠疫菌毒力试验
- Studies on Free Fleas at Rooms in the Plague Natural Foci of Hebei Province 河北省鼠疫自然疫源地室内游离蚤的研究
- Keywords Meriones unguiculatus;Plague natural foci;Damao of Inner Mongolia; 长爪沙鼠;鼠疫自然疫源地;内蒙古达茂旗;
- Study on the Plague Natural Focus in Guangxi 广西鼠疫自然疫源地调查研究
- Survey on Rattus losea and it's Parasitical fleas in the plague natural foci of Hepu County Guangxi 广西合浦县鼠疫自然疫源地黄毛鼠及其寄生蚤的调查
- The present situation and control countermeasure of Spermophilus dauricus plague natural foci 达乌尔黄鼠疫源地的现状及防治对策
- Study on Parasitical Fleas of Citellus Dauricus in Plague Natural Foci of Hebei Province 河北省鼠疫自然疫源地内达乌尔黄鼠寄生蚤的研究
- Keywords Plague natural foci Microtus brandti Parasitical fleas Species Composition; 鼠疫自然疫源地;布氏田鼠;寄生蚤;种类;构成;
- Keywords Plague natural foci Citellus dauricus Meriones unguiculatus Population quantity Succession.; 关键词鼠疫自然疫源地;达乌尔黄鼠;长爪沙鼠;种群数量;演替;
- Keywords Spermophilus dauricus;Plague natural foci;The present situation of the plague;Control countermeasure; 达乌尔黄鼠;鼠疫自然疫源地;疫情现状;防治对策;
- Study of fleas community structures on Jilin plague natural focus 吉林省鼠疫自然疫源地蚤类群落结构的研究