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一、试验目的按江苏省农林厅植保站的要求,用德国拜耳作物科学公司开发的世玛和阔世玛进行田间药效大区示范试验,以明确其对冬小麦田恶性禾本科杂草和阔叶杂草的防除效果,并观察对小麦的安全性,确定最佳使用剂量,为大面积推广应用提供技术依据。
First, the purpose of the experiment According to the requirements of the plant protection station of Jiangsu Provincial Department of Agriculture and Forestry, with the German Bayer CropScience company developed by Sigma and Maxima demonstration field trials of pesticide to clarify its winter wheat field of malignant grass weeds and broad Leaf weed control effect, and observe the safety of wheat, determine the best dose to provide a technical basis for large-scale popularization and application.