新疆北部干旱区褐家鼠种群数量调查与预测

Investigation and Prediction of the Number of Rattus Norvegicus Population in Xinjiang Arid Area

本文作者于 2 0 0 1年 9月下旬 ,在新疆北部地区 ,用样方夹夜法 ,开展了褐家鼠的种群数量调查。研究过程中共捕获鼠 2 2 3只 ,其中雌鼠 10 7只 ,雄鼠 12 6只。通过常规生物学测量 ,应用体重和体长等指标等距划分年龄段组 ,建生命表 ,计算生命期望、内禀增长率及稳定年龄结构 ,并对 2 0 0 2年

In this paper live trapping method is applied in the investigation of population density on Rattus norvegicus in arid area of Xinjiang from August 1 to 20 ,2001.in this study 223 Rattus norvegicus were captured(107male,126 female) and by bilolgical measuring method,we divide them into age groups,made life table,calculated life expectancy,innate capacity of increase and age structure.At the same time we predict Rattus norvegicus population density in April,2002.\;