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由于农村劳动力的逐步匮乏、生活节奏的加快等原因,田间除草剂在玉米生产中的作用越来越无法替代,甚至于出现了过度依赖性。然而在农业生产过程中,由于对药剂种类和防治对象认识不清,导致的乱用药、超倍浪费用药、药效差等现象十分普遍,现就玉米田间除草剂的单剂和混剂主要种类做简要阐述:一、玉米除草剂单剂类型1、酰胺类除草剂。该类产品是目前玉米田最为重要的一类除草剂,可以被杂草芽吸收,在杂草发芽前进行土壤封闭处理,能有效防治一年生
Due to the gradual lack of rural labor and the accelerated pace of life, the role of field herbicides in maize production has become increasingly irreplaceable and even over-dependent. However, in the process of agricultural production, due to unclear understanding of the type of medicament and the object of prevention and control, the indiscriminate use of drugs, excessive waste of medicines and poor efficacy are common. The main types of single-herbicide and mixed agent in corn field Make a brief description: First, corn herbicide single-dose type 1, amide herbicides. These products are the most important class of herbicides in corn field and can be absorbed by weed buds. Soil closed treatment before weed germination can effectively prevent perennial