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1)  deratization rate
灭鼠率
1.
After placing the poison bait twice,the deratization rate were 95.
先后进行2次灭鼠,灭鼠率分别为95。
2.
Methods The effect of rat control was investigated according to rat density and deratization rate,which were observed by method of powder tracing and the difference of rat densities before and after deratization.
方法鼠类防治效果根据鼠密度、灭鼠率进行评价,鼠密度监测采用粉迹法,灭鼠率以灭鼠前和灭鼠后的鼠密度计算下降率;同时,以鼠密度的变化与鼠传疾病发病率进行相关系数分析。
3.
82,the rodents deratization rate is :brodifacoum group 91.
82 ,大隆组灭鼠率为 91。
2)  Killing rate
灭鼠率
1.
This trial of chemical control indicated that a killing rate of 80% could be made by some methods varying in the type of material used as bait and in the way of bait dropping.
防治试验表明,药物灭鼠率达80%,洞道吊投比洞道散投毒饵的灭鼠率高4%,胡萝卜比马铃薯毒饵灭鼠率高5%,大剂量灭鼠效果高于小剂量,灭鼠有效时期为每年5、6月。
3)  Deratization [di:,ræti'zeiʃən]
灭鼠
1.
Observation on the Effect of Deratization by Diphacine-Na Paraffin Bait in Rural Houses;
敌鼠钠蜡饵农村家庭现场灭鼠效果观察
2.
Study on the Rebounding of Rat Density After Deratization in Large Storehouses and Canteens;
大型仓库及食堂灭鼠后鼠密度回升速度的调查
3.
Progress of deratization study on Clostridium botulinum toxin;
肉毒梭菌毒素灭鼠研究进展
4)  killing rodent
灭鼠
1.
Conclusion 56% aluminum phosphide tablet had good effect on killing rodent in fiel.
方法选择6个试验样地,分雨季和旱季进行现场堵洞灭鼠试验,计算校正灭洞率。
2.
005% Brodifacoum poison bait had good effect on killing rodent in fields.
目的 观察大隆毒饵现场灭鼠效果。
5)  deratting
灭鼠
6)  rodent control
灭鼠
1.
Observation and analysis on efficacy of rodent control in large power-station
大型电厂灭鼠效果观察与分析
2.
A field trial of bromadiolone paddy bait on rodent control for urban dwellings
居民住宅溴敌隆稻谷毒饵灭鼠效果研究
3.
Rodent control of sewers in urban residential areas of Wuhan city
武汉市居民区下水道灭鼠研究
补充资料:灭鼠率
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性质: 用以表达灭鼠效果的一种数据,通常用百分比表示。用灭鼠前后的鼠密度数计算而得。算式为:灭鼠率(%)=×100%鼠密度是用鼠夹捕获、堵洞、粉迹、食饵消耗、观察等法中任何一种方法调查鼠数量所得到的证据。这是一种相对数。为减少误差,灭鼠前鼠密度无原则乘一校正系数。取与灭鼠区类似的地区作为对照区。对照区不灭鼠,在灭鼠区按灭鼠程序在灭鼠前、后进行鼠密度调查的同时,对照区也进行鼠密度调查。对照区后、前鼠密度之比即为校正系数,这样计算结果相对地要准确得多。

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