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1.参试药剂由全国著名的4个种衣剂生产厂家提供的4种药剂参试,供试的玉米品种是成单14,质量国标一级。2试验设计试验采用随机区组排列,三次重复,小区面积33m~2,每小区种植8行,四周保护区设置4行。种植规格:82.5cm×39.6cm,行距82.5cm,窝距为39.6cm。每窝定量播种7粒,以便查虫害、病害率,定苗2株/窝,每小区为100窝,定苗株数为200株,种植60 000株/hm~2。
1. The test agent by the well-known 4 seed coating manufacturers to provide 4 kinds of pharmaceutical testing, test varieties of corn is a single 14, the quality of a national standard. 2 Experimental design Randomized block arrangement, three repetitions, the plot area of 33m ~ 2, planting eight lines per plot, four weeks around the protection zone set. Planting specifications: 82.5cm × 39.6cm, row spacing 82.5cm, nesting distance of 39.6cm. Seven seeds were planted in each litter in order to check the pests and diseases, the disease rate, Dingmiao 2 plants / litter, 100 littoral plants per plant, 200 plants per plant and 60,000 plants / hm 2.