黑线姬鼠(Apodemus agraius Pauas)是我县农田害鼠的优势种,一般占总捕获量的50%以上。1989～1992年我们对其种群发生规律及防治技术进行了研究,现将结果初报如下:1 黑线姬鼠的发生规律据1989～1992年调查,共布放鼠夹18480只,捕获老鼠3575只,其中黑线姬鼠占54.43%。1.1 活动规律:黑线姬鼠在我县分布广,不同生境中具有选择性,大多栖息在田埂、沟渠边、坟堆旁、房前屋后的菜地、草堆等生境中,随食源而四处流窜,到了秋末冬初,随着气温 Apodemus agraius Pauas is the predominant species of farmland pests in our county, accounting for more than 50% of the total catches. From 1989 to 1992, we studied the rules of its population and the prevention and treatment techniques. The results are as follows: 1 The occurrence of Apodemus agrarius According to the survey from 1989 to 1992, a total of 18,480 mice were distributed and 3575 mice Among them, Apodemus agrarius accounted for 54.43%. 1.1 Activities: Apodemus agrarius in my county is widely distributed, selective in different habitats, most of the habitat in the ridge, trenches, graves next to the front of the house after the vegetable fields, haystacks and other habitats, with the food source And flew around, to the late autumn and early winter, with the temperature