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在一些承包户的粮囤或磨米房里,常常会看见有一些小蛾子在飞舞,粮堆上又有虫子在爬动,它们有的蛀食粮粒,有的从外皮开始剥食;有的则以碎粒、粉面为食。不仅这样,它们在繁殖和为害粮食的过程中,还放热,排泄粪便,常常使粮堆局部发热、霉变,甚至造成大量损失。那么,这些虫子是从哪里来的呢?贮粮害虫,大多数都喜欢在洞孔、墙缝、谷糠、垃圾、杂草和松土中生活,有的还能钻入梁柱,木
In some contractors’ grain store or mill rice house, some small moths are often seen flying, and there are worms crawling on the grain piles. Some of them eat grain and some peel their food from the outer skin. Some Then to nibs, noodles for food. Not only that, they also excrete heat and excrement in the process of breeding and harming food, and often cause local heating, mildew and even heavy losses in the piles. So, where do these insects come from? Most of the grain-storing pests like to live in holes, wall seams, bran, rubbish, weeds and loose soil, and some can drill into beams and columns