鼠害对果园的为害很大，它不但啃食果树的果实，还啃食枝叶．树皮、树根，致使整株死亡。从为害的时期来说．北方田匾的初冬至翌年春末夏初；中华田鼠则常年多在地下生活，不参眼；春、秋两季活动较频繁；松鼠科的鼠类和鼠科的黄胸鼠、社鼠则多在田间果实临近成熟至采摘前，在 Rodent damage on the orchard is great, it not only chews the fruit of fruit trees, but also eating leaves. Bark, roots, resulting in death of the entire plant. From the time of harm. The northern plaque of the early winter to early spring and early summer the following year the next year; Chinese voles is more than perennial life in the underground, no eyes; activities in spring and autumn more frequent; squirrels and rodent rat Rattus rat, More fruit in the field near maturity before picking, in