甘肃省农田害鼠种类及其发生规律

在甘肃省陇南、陇东、中部和河西等４个自然区调查到农田害鼠２８种，分属啮齿目和兔形目，其中仓鼠科１２种，鼠科７种，松鼠科和鼠兔科各３种，兔科２种，跳鼠科１种。通过对５种主要害鼠发生规律的研究及大田药效试验示范，结果表明：黑线姬鼠、长爪沙鼠、黑线仓鼠和大仓鼠及达乌尔黄鼠适宜表效洞投饵法，防治适期在陇南、陇东、中部和河西地区分别为１１月上旬、５月中旬、５月中旬和４月下旬。

Species and Occurrance Law of Farmland Mice in Gansu Province

Gansu province can be divided into four natural regions of south,east,central and west of Gansu,according to the climate,crop distribution and farming methods.In the investigation,28 species of mice in farm land have been collected including Cricetinae,Muridae,Sciuridae,Ochotonidae,Leporidae and Dipodidae with the constitutions of 12 species,7 species,3 species,3 species,2 species ang 1 species.Occurrence of 5 main mice species in field were invest igated.The result showed that the proper time of chemical control is the first ten-day of November in south,that is middle of May in east and middle,that is the last ten-day of April in west of Gansu.