结果灭前鼠密度为：夹夜法14。
方法用ELTON夹夜法对鼠密度进行调查。
方法：首先用鼠迹板法调查，然后用夹夜法。
Method:First use the rat trace board method, and then use the night trapping method.
方法夹夜法。
鼠密度(夹夜法)达10%以上即可能造成钩体病流行。
If the local rat density is more than 10%, there will may be a epidemic of leptospirosis.
方法采用夹夜法调查鼠类种群数量，采用统计学方法对群落构成进行分析。
Methods Trap-at-night method was used to estimate the size of rodent community, and its structure was analyzed with statistical method.
方法自1959年以来连续在三峡库区宜昌段用夹夜法调查鼠类种群及密度。
Methods Sequential investigation into the density and population of rodents in the Yichang section of the Three Gorges area had been implemented with the trap-night method since 1959.
方法采用诱蚊灯法监测蚊密度，笼诱法监测蝇密度，粘捕法监测蜚蠊密度，夹夜法监测鼠密度。
Methods Light traps, cage traps, roach pastes and night traps were used to capture mosquitoes, flies, cockroaches and rodents, respectively, for density calculations.
方法室内采用粉迹法调查鼠密度，室外采用夹夜法调查鼠密度；投饵方式为一次性饱和投放溴敌隆毒饵。
Methods indoor and outdoor rodent density was investigated both indoor using powder tracking and night-trap Methods after saturated deployment of bromadiolone baits.
方法从2006—2010年，采用夹夜法对大榭口岸的鼠类种群的构成、密度、季节消长情况进行了调查。
Methods The night trapping method was used to systemically monitor the species composition and seasonal density fluctuation of rodents at Daxie port from Jan. 2006 to Dec. 2010.
方法从2006—2010年，采用夹夜法对大榭口岸的鼠类种群的构成、密度、季节消长情况进行了调查。
Methods The night trapping method was used to systemically monitor the species composition and seasonal density fluctuation of rodents at Daxie port from Jan. 2006 to Dec. 2010.
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