您要查找的是不是：
- Methods Investigating the rodent density by ELTON. 方法用ELTON夹夜法对鼠密度进行调查。
- There was low rodent density and simply rodent species composing in Qingdao airport. 青岛空港口岸鼠密度较低,鼠种构成简单。
- Results The rodent density of using facility deratting box was lower than using before(P<0.01). 结果使用简易投毒箱后的鼠密度低于使用前(P<0.;01)。
- Objective To know rodent density for taking measure to prevent EHF in flooding areas. 目的了解蓄洪区鼠患情况以及采取灭鼠措施防止灾区出血热发生流行。
- The eat index to bait was 0.75,>0.5,the rodent density decreased from 42.99% to 2.55% after 2 weeks,the deratiza-tion was 94.07%. 鼠对毒饵的摄食系数为0.;75;大于0
- Even though a large number of rodenticide with continuing bating had it be treated with,it should keep the low level of rodent density not longer than 1 or 2 months. 即使通过连续灭鼠把密度大幅度降下来，但1-2个月后又恢复至灭鼠前的水平。
- Seasonal growth and decay trend of rodents density in railway station 铁路车站鼠密度季节消长调查
- The plains of North America are colonized by rodents. 北美大平原生长著许多啮齿动物。
- The density of population in this city is very high. 这个城市的人口密度非常高。
- rodents density 鼠密度
- The age of the robotic rodent is upon us. 啮齿类机器人的时代正在向我们走来。
- Rodent density 鼠密度
- The area had a population density of five people per square mile. 该地区人口密度为每平方英里五人。
- To gnaw with the teeth in the manner of a rodent. 嚼咬象啮齿类动物那样用牙齿啮蚀
- Hawks prey on rodents and small birds. 鹰捕食啮齿动物和小鸟。
- Some wild rodents in Africa also harbor the virus. 在非洲，有些野生啮齿动物也是储毒者。
- The density goes down exponentially with height. 分子密度随着高度的上升而指数衰减。
- Save the mice, release the rodents. 拯救老鼠，释放啮齿动物。
- The population density is evened out. 种群密度亦趋于均匀化。
- The Nepenthes which can swallow the rodents. 可以吞噬啮齿类动物的猪笼草。
