查询词典 cheopis Xenopsylla

The method was estimated and applied for susceptibility bioassay of Xenopsylla cheopis , Leptopsylla segnis , Ctenocephalides felis felis .

同时对测定方法进行评估和应用此方法测定印鼠客蚤、缓慢细蚤和猫栉首蚤对溴氰菊酯的敏感性。

Results Eight species belonged to three families, two orders of rodent animals and seven species of fleas were found in this area. Rattus losea and Xenopsylla cheopis were dominant species, R.flavipectus , R.norvegicus , Suncus murinus , and Banolicota indica were familiar species. The annual average density of rodents, the infected rate with flea of rodents, index of fleas, index of X.cheopis and free flea in room were 10.58%, 28.38%, 0.7916, 0.5702 and 0.0515 respectively.

结果 合浦县鼠疫疫源地的啮齿动物共有2目3科8种，以黄毛鼠为优势鼠种，黄胸鼠、褐家鼠、臭鼩鼱和板齿鼠为常见种；蚤类有7种，以印鼠客蚤为优势蚤种；年平均鼠密度、平均鼠体染蚤率、平均蚤指数和印鼠客蚤指数分别为10.58%、28.38%、0.7916和0.5702，地面游离蚤指数为0.0515。

Xenopsylla Cheopis important vector in Yunnan and it is main vector role in some place of Yunnan province.

致痒蚤在云南省鼠疫流行区可充当重要媒介角色，在某些地区起到了主要媒介的作用。

This is an enlargement of a female Xenopsylla cheopis flea, also known as the "oriental rat flea".

这是一个扩大的女印鼠客蚤跳蚤，也被称为&东方鼠蚤&。

Apart from China, itching caused by fleas, the southern provinces is also more common Xenopsylla cheopis.

除了中国，由跳蚤引起的瘙痒，南部省份也比较常见的印鼠客蚤。

Methods To reaearch Xenopsylla Cheopis distribution area and vector role,etc.in the laboratory and fieldwork.

通过鼠疫流行现场调查和实验室研究致痒蚤的分布范围、媒介作用的各项指标。

Objective To studies the efficacy of 8% Dagongda against Xenopsylla cheopis .

目的观察国产杀虫剂大功达对印鼠客蚤的实验室毒效和现场灭效。

Results There 2 237 rats were captured with an average rat density of 6.26%. R.flavipectus and Xenopsylla cheopis accounted for 24.38%,82.83, and the infection rate of rate with flea was 34.0%, with total flea index of 1.16, and Xenopsylla cheopis flea index 1.13. No F1 antibody was detected.

结果 捕获鼠形动物2 237只，平均鼠密度6.26%，鼠染蚤率33.11%，黄胸鼠构成比24.38%，印鼠客蚤构成比82.83%，总蚤指数1.16，印鼠客蚤指数1.13，鼠疫实验室检测用4种方法未检出阳性标本。

the in case there exists simultaneously the conditions of the quantity of rattus flavipectus and xenopsylla cheopis in the this en-demic region over70%of the total and the density of rattus flavipectus indoors over5%and the rattus flavipectus index of xenopsylla cheopis over,then it will anticipate an epidemic of plague.

家鼠鼠疫疫区黄胸鼠和印鼠客蚤占总数的70%以上，当室内黄胸鼠密度大于5%及黄胸鼠体印鼠客蚤指数大于1等三项指标同时成立是鼠疫流行前期的预兆。

Results Xenopsylla Cheopis is dominant flea and wide distribution in Yunnan province.its vector efficiency is 0.241,vector index is 0.033,colony infect rate is 94.4%,bloodsucking rate is 100%.Y.pestis is detected from Xenopsylla Cheopis in the fieldwork.

结果 致痒蚤分布范围广泛，数量多，是云南省居民地区地面蚤的优势种，其媒介效能为0 。0 3 3 ，集群传疫率为94.4%，对人吸血率为10 0 %，现场调查中从该蚤检出鼠疫菌。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。