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秋作物收获后,一些害虫相继进入越冬期,处于越冬期的害虫不食不动,是其生活周期中最为薄弱的一个环节。因此,选择秋冬季节治虫往往可以收到事半功倍的效果。清洁田园有些害虫常常潜伏在寄主植物的根茬、残株、枯枝、落叶、落果等残余物中越冬,作物收获后及时收集这些残余物烧毁、沤肥或深埋,可以消灭大量越冬害虫。
After the harvest of autumn crops, some pests have entered the wintering period in succession, and pests that are in the wintering period can not eat without any action, which is the weakest link in their life cycle. Therefore, the choice of autumn and winter pest control can often receive a multiplier effect. Clean the garden Some pests are often lurking in the host plant stubble, stubble, dead branches, deciduous, fallen fruit and other residues in winter, harvest these crops in a timely manner after the collection of these burned, fat or deep buried, you can eliminate a large number of overwintering pests.