关于褐家鼠和小家鼠昼夜活动规律的观察

本文报告1981年10月上旬在济南郊区的仓库和农村住房内,用格粉板法观察了家鼠的昼夜活动规律。在密度较高又无人干扰的仓库内,17～20时3个小时的踏格数就占昼夜踏格总数的28.1%,为褐家鼠一昼夜活动的最高峰。在住宅内,从20时至次晨4时8个小时的踏格数占昼夜踏格总数的74.5%。小家鼠与褐家鼠同时存在时,小家鼠的活动高峰时间与褐家鼠恰恰相反,7～17时10个小时小家鼠的踏格数占昼夜踏格总数的86.0%,而17时至次晨4时11个小时褐家鼠的踏格数占昼夜踏格总数的78.7%。作者认为,这是小家鼠对褐家鼠存在时的一种适应形式。

The Observation of the Law of Norway Rat and House Mouse and Night Action.

The Sanitation and anti-epdemic Station Shandong Provincial ABSTRACT: The first ten-day of the month in October in 1981,weobserve the law of the rodent day and night action by poweredspots method in Jinan.In the storehouse there are high density and nobody, the positive spots in three hours from 17 to 90 o'clock is 28, 1% of the total number of day and night. The highest hours is this pierod in day and night.In village dwelling, the positive number in eight hours from 20 to next morning 40' clock is 74.5% of the total number of the day and night, this time is the highest hours, which is how the law of day and night action of Norway rat can be more influencedby the enviroment factors.When hou house mouse and Norway rat coexist, the highest hours of house mouse action is opposite to ones of Norway rat.The positive number in 10 hours from 7 to 17 o'clock is 86.0% of the total number of day and night which is the mouse action highest hou rs;the positive number in 11 hours from 17 to next morning 4 o'clock is 78.7% of total number of day and night which is the Norway rat action highesthours The author regards, this is a adapt shape, of hotise mouse when it and Norway rat coexist.