小麦是我国第二大农作物,种植面积已超过4亿亩,占总耕地面积的25%左右,总产量1亿吨以上,为我国多数民众喜欢的主食和深加工高档食品的主要原料。小麦连年丰收为人民幸福安康生活,国家繁荣和稳定发展奠定了坚实的物质基础。杂草是小麦安全生产的重要灾害,可造成减产15~20%。利用化学药剂除草具有高效率、低成本等很多优点, Wheat is the second largest crop in our country with an acreage of more than 400 million mu, accounting for about 25% of the total arable land, with a total output of over 100 million tons. It is the staple food and the main raw material for deep-processing high-end foods that most people in China like. The harvest of wheat year after year has laid a solid material foundation for the people’s happiness and healthy life, the prosperity of the country and the stable development. Weeds are important disasters in the safe production of wheat and can result in 15-20% reduction in production. The use of chemical weeding with high efficiency, low cost and many other advantages,