一、做好杂草萌前处理根据杂草发生规律,选用合适的萌前除草剂对杂草做萌前封闭处理,可以达到很好的防治效果。使用萌前除草剂作封闭处理时必须注意以下几点:①不同的萌前除草剂有其不同的除草优势,应针对草坪中的杂草分布情况选择合适的除草剂;②低温、干燥的土壤环境会使除草 First, good weed pre-treatment According to the law of occurrence of weeds, the selection of the appropriate pre-eruption of weed germination before the adorable to do before the adorable, you can achieve good control effect. Before using the pre-emergence herbicide, we must pay attention to the following points: ① Different pre-emergence herbicides have different weeding advantages and the suitable weed-killer should be selected according to the distribution of weeds in the lawn. ② Low-temperature and dry soil Environment will make weeding