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我县1982年新建的山地密植锦橙园,冬季时常遭受老鼠啃食为害。啃食部位主要是树干根颈部皮层,当年生秋梢也难幸免。为害后造成残叶败枝,树势衰弱。据调查,一般果园受害株为6.5%左右,最严重者达15.7%,每平方米地面就有鼠洞1—2个。究其原因,是在桔园内间作了豆科、薯类等作物,为老鼠的繁衍提供了饵料,加之忽略了对鼠类的防治工作,从而造成了老鼠的猖獗。
In 1982, the newly built mountainous densely planted orange orchards in our county suffered from the grazing of rats in winter. Gnaw parts of the main trunk neck and neck cortex, when the students are also fortunate enough to survive autumn shoots. After the damage caused by residual leaf defeat, Shusu weak. According to the survey, the average number of damaged orchards in the orchard is about 6.5% and the worst is 15.7%. There are 1-2 rat holes per square meter on the ground. The reason is that in the orange garden between the legumes, potatoes and other crops for the reproduction of mice provided bait, coupled with neglect of the prevention and treatment of rodents, resulting in rampant rats.