Selective systemic herbicide, absorbed by the foliage and roots, with rapid translocation to the meristematic tissues; rimsulfuron is a post-emergence sulfonylurea herbicide that effectively controls most annual and perennial grasses and several broad-leaved weeds in maize. Also used in tomatoes and potatoes; effectively controls annual and perennial grasses and broadleaf weeds, such as perennial field thistle, chufa, Cyperus rotundus, Rumex crispus, Arabiasorghum, weeds and wild oat, Digitaria Ischaemum, Haifeng Tribulus terrestris, barnyard grass, Lolium multiflorum, Tongma, Amaranthus retroflexus, Galium aparine L. Papaver rhoeas, chickweed, annual weeds; rimsulfuron has the advantages of high selectivity, high efficiency, low toxicity; perfect for weeds in corn, tomato, potato field.