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忻州地区旱作农业苗期害虫主要有地下害虫及苗期(虫甲)虫类等10余种。近年来,笔者通过试验及实地调查,施用一次农药可在苗期兼治多种害虫,效果好、成本低、方法简单,易于推广。一、药剂种类及处理方法 3.5％甲辛粉:苗期地面喷粉,亩用2.5公斤,主治地面的(虫甲)虫类。1986年在神池县东湖村豌豆田试验,喷药后3天调查每周10米~2平均药死(虫甲)虫23.4头。 4％甲敌粉:苗期地面喷撒,亩用2.5公斤,主治地面(虫甲)虫类。1985年在神池县西
Xinzhou area of dry farming seedling pests mainly underground pests and seedling (insect) insects, such as more than 10 species. In recent years, the author through experiments and field investigations, the application of a pesticide can cure multiple pests at seedling stage, with good results, low cost, simple method, easy to promote. First, the types of agents and treatment 3.5% A Xin powder: seedling ground dusting, mu with 2.5 kg, attending to the ground (insect) insects. In 1986, Shenhu County Donghu Village pea field test, spraying three days after the investigation 10m ~ 2 average weekly drug dead (insect) insect 23.4 head. 4% A rival powder: Seedling ground spray, mu with 2.5 kg, attending to the ground (insect) insects. 1985 in Shenchi County West