查询词典 rodent

In Kubuqi sandland of Erdos plateau, according to the investigating result of the component of rodent animal, vegetation and soil from the different habitat at 1995, we analyzed the connections between the community structure of sand land rodent animal and environment by COA, and described the spatial niche of the main rodent animal by the Levins index of niche width and Petraitis overlapping index of niche.

根据 1 995年在鄂尔多斯高原库布其沙地不同生境类型上鼠类构成、植被以及土壤因子的调查结果，以对应分析排序技术分析了沙地啮齿动物群落结构与环境因子的关系，以 Levins生态位宽度指数和 Petraitis种群生态位重叠指数对常见啮齿动物种群空间生态位进行定量描述。

Objective Investigation was precced in rodent's Yesinia in plague focus and non-plague focus fo Guangdong,to understand the circumstance that the distrbution of Yersinla,and whether the restrained phenomenon of yersinia was existed. Meth-ods IHA and RIP was used for surveying the particular FI Ab of yersinia pestis.Yersinia pestis were surveyed by plague culture me-dia.The contents of ileocecal part,the liver,the spleen and the tongue of rodent's were put into PBS that were propagated（4℃）for3weeks,then the above PBS liquid was smeared on selective culture media to sarvey yersina enterocolitica and Yersina pseudotuberculosis etc.

目的 了解广东省鼠疫疫源地和非鼠疫疫源地鼠类耶尔森氏菌的分布和相互抑制的情况方法分别采用间接血球凝集试验、放射免疫沉淀试验进行鼠疫耶尔森氏菌特异性F1抗体检测，并分别对鼠类回盲部内容物和肝、脾、舌进行冷增菌后，以选择培养基分离。

There are many factors to affect the surveillance of rodent such as the repellence of rodent to new substance, the lure of baits, the abundance of food, the sensitivity of surveillance facility and the layout of surveillance sites.

影响鼠密度监测结果的因素较多，可以分为以下几类：(1)监测器具对鼠的新物排斥反应；(2)食饵对鼠群的引诱力；(3)环境中食物的丰富度；(4)监测器具的灵敏度；(5)监测点的位置，另外还有些干扰因子。

Objective To investigate the rodent infestation in rice field in Daqing and to observe the rodent control effect by rodenticide.

目的了解大庆市稻田的害鼠种类、密度及活动高峰期，鼠害发生面积及观察敌鼠隆和溴敌隆在我市稻区的防制效果。

Odors of carnivore can affect rodents in three ways:(1) to depress behavior such as activity level and feeding of rodents, especially in herbivore, to reduce rodent pest;(2) to attract conspecific to increase the predation on rodents;(3) to inhibit rodent's reproduction.

食肉类的尿，粪便，肛腺分泌物等从三个方面影响啮齿类：(1)抑制啮齿类的取食，引起回避反应等，尤其对植食性的啮齿类影响大，从而减少危害；(2)吸引同种食肉类动物，增加对啮齿类的捕食强度；(3)抑制啮齿类的生殖生理，从而减少啮齿类的繁殖数量。

Gansu Zokor is a special rodent living in loess plateau of China, which leads a solitary fossorial rodent inhabiting in its own tunnel system all its life.

甘肃鼢鼠为我国黄土高原地区特有地下鼠，严格营地下生活，属严格植食性动物，是研究地下啮齿类钙磷代谢的理想模式动物。

Functions in rodent reproduction behavior were discussed, difference between functions of vomeronasal system and main olfactory system in rodent behaviors were compared in this paper.

通过对犁鼻器在鼠类繁殖行为中的功能研究，并将其与主要嗅觉系统的功能进行比较，发现虽然犁鼻器是一个微小的、而且常常是被人们所忽视并有争论的器官，但它在鼠类行为，尤其在繁殖行为方面具有多种功能。

This paper tries to find the change tendency of rode nt population through comparative analysis of the structure of desert rodent pop ulation in Dzungaria basin . The result shows the structure of the rodent popula tion is dynamic and the substitute of dominant species is common .

通过对新疆准噶尔盆地沙质荒漠鼠类群落结构的两次对比分析，力求探讨其群落变化趋势，结果表明鼠类群落结构是动态变化的，优势种的更替是普遍存在的。

Its high effectiveness to acarid but lower toxity to rodent contributed to good crop harvest.

三氯杀螨醇对啮齿动物的毒性较低，杀螨效果好，促进了农作物的丰收。

These large canopy trees found in the Amazon rainforest rely on the agouti, a ground-dwelling rodent, for a key part of their life cycle.

人们发现，在亚马逊河的雨林中，这些大型树木离不开一种叫做Agouti的地面啮齿动物，这种动物在巴西坚果树生命周期里扮演者一个关键角色。

A historical region of southwest France between the Pyrenees and the Garonne River. The duchy of Aquitaine was joined with France after the marriage of Eleanor of Aquitaine to King Louis VII in1137, but its possession was disputed after her subsequent marriage to Henry II of England.

阿基坦法国西南部一个历史地区，位于比利牛斯山和加隆河之间，在1137年阿基坦的埃莉诺与国王路易斯七世结婚之后阿基坦公国加入法国，但当她再嫁英国亨利二世后，其归属权便受到争议

There are moments when I look at the smiling , happy faces of my expectant staff and wonder how they will cope when confronted by an outraged housemaster along with an unrepentant and recalcitrant bleached blond teenager in 18 years ' time .

有时候，我看着那些满怀期待的员工微笑，幸福的脸，想着当他们遇到一位愤怒的宿舍管理员和一位不知悔改，叛逆，而且将头发染成白色的18岁少年时，他们会如何处理。