(1)苦棟叶加野菊花防虫法。取苦楝叶洗净晒干,粉碎后按95%比例掺入5%的野菊花备用;然后按每500kg粮食用药200g,分层撒在粮食堆中,最后在最上层适当多撒一些,即可保持粮食不受虫害。 (2)杨树叶加山茶子叶防虫法。取新鲜杨树叶和山茶子叶覆盖于粮食表层,然后再用三层报纸把容器口封好,密闭 (1) Bitter leaves plus wild chrysanthemum pest control method. Take neem leaves washed and dried, crushed according to 95% of the proportion of 5% wild chrysanthemum spare; and then press 500kg per 200g food grains, layered sprinkled in the food pile, the last in the most appropriate to sprinkle some, you can Keep food insects. (2) Poplar leaves plus Hill tea leaves pest control method. Take fresh poplar leaves and camellia leaves covered the surface of the grain, and then use the three-tier newspaper container sealed mouth, closed