笔者就“水稻种植大户如何安全使用双草醚”、“使用除草剂为何先排水后回水”以及“稻田化学除草常见问题”发表以来,不少种植大户、经销商、生产企业致电咨询双草醚使用技术。现将千度国际植保模式专家组通过4年以及约100万亩(其中岳阳平江某种植大户1.6万亩,浏阳某种植大户0.3万亩,望城丁字湾0.6万亩,望城格塘0.1万亩,望城新康0.3万亩, The author of “how to safely use biguan rice double big ”, “why the first use of herbicide drainage backwater ” and “common problem of chemical weeding in paddy field ” was published, a lot of planting big, dealers, Manufacturers consult double herbicide use technology. Now thousands of degrees of IPPC expert group through 4 years and about 1000000 acres (of which Yueyang Pingjiang a large plant 16000 acres, Liuyang some large planting 0.3000 acres, 0.6 million acres Wangcheng Dingziwan, Wangchengge pond 0.1 acres, Wangcheng Xin Kang 0.3 million mu,