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二甲四氯及其配方防除春季麦田双子叶杂草,常因配方选配不当,施药不适时,方法不对头,而造成防除效果差和麦苗药害。为了保证防效、避免药害,应掌握以下防除技术要领: 一、药剂配方选配得当配方得当如同对症下药。因麦田各种双子叶杂草对二甲四氯及其配方的敏感程度不同,防除效果存有差异。如大巢菜、小巢菜、繁缕、
Methachlor and its formulations to prevent spring wheat dicotyledonous weeds, often due to the improper formula matching, application is not appropriate, the method is wrong, resulting in poor control and wheat seedling injury. In order to ensure prevention and control, to avoid injury, should take the following control technology essentials: First, the proper formulation of pharmaceutical formulations properly as formulating the right medicine. Because of the variety of dicotyledonous weeds on the MCPA and its formulations of different degrees of sensitivity, there are differences in the control effect. Such as large vetch, small nest dishes, chickweed,