论文部分内容阅读
许多作物的害虫,以各种不同的虫态潜伏在植物根、茎叶、果实和种子的内部或外部越冬.春耕前劳动力较充足,应抓住这个有利时机,采取各种措施消灭越冬虫源.这样做不但能减少害虫发生,而且也节省农药和人力,还有利于消灭草荒和环境保护工作.1.消灭果园内的越冬害虫在果树冬剪时,把没处理净的虫茧、天幕毛虫卵的果枝捏碎、剪掉或刨掉等,扫除果园内的枯枝落叶,把它集中起来烧掉、泡制堆肥(发酵灭虫).在解冻后,还可以结合春季爱国卫生运动把垃圾送果园施肥,在树盘周围翻一锹深,仔细挖出各种害虫的蛹.
Many pests of crops lurk inside or outside plant roots, stems and leaves, fruits and seeds in various insect states. Before spring, there are more labors, and seize this favorable opportunity to take various measures to eliminate the overwintering pests This will not only reduce the occurrence of pests, but also save pesticides and manpower, but also conducive to the elimination of grassland waste and environmental protection work .1. Eradication of orchards overwintering pests in the winter tree shears, not to deal with net insect cocoon, Egg crushed fruit branches, cut or planed, etc., to remove the orchard litter, put it together to burn, brewing compost (fermentation pest control.) After thawing, but also can be combined with the spring patriotic health campaign to Garbage to the orchard fertilization, turning a shovel deep around the tree plate, carefully dig out a variety of pests pupae.