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一、试验目的夏玉米幼苗常遭受地老虎的严重危害。本实验通过不同浓度的帅苗杀虫型种衣剂拌种,对帅苗安全性、效果做观察和分析,以便为用户提供可靠的科学依据。二、试验处理1.作物夏玉米(901)。2.药种比①2毫升帅苗种衣剂:1千克种子(1:500)。②2.5毫升帅苗种衣剂:1千克种子(1:400)。③3.5毫升帅苗种衣剂:1千克种子(1:286)。667米~2地用3千克种子+6毫升帅苗种衣剂+12毫升水。667米~2地用3千克种子+7.5毫升帅苗种衣剂+15毫升水。667米~2地用3千克种子+10.5毫升帅苗种衣剂+21毫升水。
First, the purpose of the experiment Summer corn seedlings are often severely endangered to the tiger. In this experiment, different concentrations of seedlings of seedling insecticide seed dressing, Shuai seedlings security, the effect of observation and analysis, in order to provide users with a reliable scientific basis. Second, the experimental treatment 1. Crop summer corn (901). 2. Drugs than ① 2 ml Shuai seed coating: 1 kg seed (1: 500). ② 2.5 ml handsome seedling clothing agent: 1 kg seed (1: 400). ③ 3.5 ml handsome seed coating: 1 kg seed (1: 286). 667 m ~ 2 with 3 kg seeds + 6 ml handsome seedling agent +12 ml water. 667 m ~ 2 with 3 kg seeds +7.5 ml handsome seedling agent +15 ml water. 667 m ~ 2 with 3 kg seeds +10.5 ml Shuai seed coating agent +21 ml water.