Effects of chlorimuron-ethyl on soil microbial community structure in soybean field. Drug resistance and mechanism between different maize varieties to chlorimuron-ethyl ANTAGONISM OF CHLORIMURON-ETHYL ON QUIZALOFOP-P-ETHYL AND FLUAZIFOP-P-BUTYL FOR DIGIT ARIA SANGUINALIS AND ELEUSINE INDICA Effects of  chlorimuronethyl and urea on soil microbial biomass carbon and nitrogen and soil inorganic nitrogen.