水稻是世界三大粮食作物之一,是我国最主要的粮食作物,其播种面积占全国粮食播种面积的30%左右,使用除草剂防除水稻田杂草是稻农的一项重要农事工作。本文从紧盯国外专利产品,加紧登记专利过期产品以及根据各地草向,因地制宜的开发适合的产品等几方面对未来水稻田除草剂产品的研发思路做了一个系统性的梳理…… Rice is one of the three major grain crops in the world and is the most important grain crop in China. Its sown area accounts for about 30% of the sown area of ​​grain in the country. The use of herbicides to control weeds in paddy fields is an important agricultural work for rice farmers. This article systematically combines the research and development ideas of future herbicide products in paddy fields from focusing on foreign patented products, stepping up registration of expired patent products, and according to the direction of grasslands and developing suitable products according to local conditions.