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高温干旱对农田黑线姬鼠种群密度的影响江苏省通州市植保站（邮编：２２６３００）张夕林，张建明，张谷丰，朱明华根据历年的资料分析发现，温度和雨量对黑线姬鼠的繁殖及其种群密度有较大的影响。繁殖的最适气温为月平均１５～１８℃，降水量为６０～７０ｍｍ，怀孕率达...
Effect of High Temperature and Drought on Population Density of Apodemus agrarius in Farmland ZHANG Xi-lin, ZHANG Jian-ming, ZHANG Gu-feng, ZHU Ming-hua Based on the data of the past years, it was found that the effects of temperature and rainfall on the reproduction of Apodemus agrarius and Its population density has a greater impact. The optimum temperature for breeding is 15 ~ 18 ℃ on average, the precipitation is 60 ~ 70mm, the pregnancy rate is up to ...