关键词: 残存鼠, 昼夜活动, 九格粉板法, 踏格阳性数

Abstract: This paper reports the day and night active law of residual domestic rodents that we observed in a military camp site with the nine-well powered-spots method. In 12 days and nights within 6 months, the positive spots of Norway rat in 4 indoor sites were 3312, positive rate 7.52%, average 11.50 per hour. The positive spots of house mouse were 117, positive rate 0.27%, average 0.41 per night, rat acted from 18 o'clock to 8 o'clock next morning and mouse acted from 20:00-8:00. Both hour. In the species did not act in daytime. The active peak of rat was 2:00-4:00, and of mouse was 24:00-2:00, the action of both species of residual domestic rodents differed in quantity and frequency with season.