农家贮粮最易遭受害虫的危害,发生普遍且危害较大的有麦蛾、玉米象、谷蠹、拟谷盗和豆象等。以下几种方法简便、取材容易、经济实用、效果显著的防虫方法,可因地制宜地选用。烟茎防虫烟茎中含有尼古丁、烟碱等有毒物质,能防治多种粮仓害虫。用囤贮粮,可在囤底部及上部放入切碎的烟茎,约10厘米厚。用缸贮存粮食,把切碎的烟草放在粮面 Grain stored in farms most vulnerable to pests, the occurrence of a general and more harmful to the moth, corn, beetle, mimicry and bean and so on. The following methods are simple, easy to draw, economical and practical, the effect of significant pest control methods can be selected according to local conditions. Tobacco stems insects Tobacco stems contain nicotine, nicotine and other toxic substances, can control a variety of granary pests. With the store grain, can store the top and bottom into the chopped stems, about 10 cm thick. Store the food in a cylinder and place the shredded tobacco on the noodles