进入冬季,人们会多穿衣服或烤火以抵御寒风、那么,各种农作物的害虫又是如何度过严冬的呢?以休眠状态越冬农作物的害虫,大都是变温动物,它们的体温是随着外界气温的变化而变化的。立冬后,气温逐渐下降,这时害虫一方面减少体内的水分,提高耐寒能力;一方面在体内积累较多的脂肪,以供过冬所需。天气越冷,它们的体温越低,害虫生长发育进度就 Into the winter, people will wear more clothes or roasted fire to resist the cold, then, a variety of crop pests and how to spend the winter? Pests in dormant winter crops are mostly warm-blooded animals, their body temperature is with Outside temperature changes and changes. After the winter, the temperature gradually decreased, when the pests reduce the body’s moisture on the one hand, improve cold tolerance; the one hand, accumulate more fat in the body for winter needs. The colder the weather, the lower their body temperature and the progress of pest growth and development