近几年来,我省东部清原、新宾、桓仁、凤城、本溪、抚顺、宽甸等地,森林鼠害逐年增多,给林业生产造成一定损失。据统计,全省人工林受害面积有10万多亩,并在逐渐蔓延扩大。受害严重的林分,被害率可达82％,死亡率53％,平均死亡率15％左右。尤以日本落 In recent years, forests and rodents have increased year by year in Qingyuan, Xinbin, Huanren, Fengcheng, Benxi, Fushun and Kuandian in the eastern part of the province, causing some losses to forestry production. According to statistics, the damaged area of ​​planted forests in the province is 100,000 mu and gradually spread. Seriously affected forest, the rate of up to 82%, the mortality rate of 53%, the average mortality rate of about 15%. Especially in Japan