author keywords: alachlor; 2-chloro-N-(2,6-diethylphenyl)-N-(methoxymethyl)acetamide; SAN 582H; 2-chloro-N-(2,4-dimethyl-3-thienyl)-N-(2-methoxy-1-methylethyl)acetamide; chlorimuron; 2-[[[[(4-chloro-6-methoxy-2-pyrimidinyl)amino]carbonyl]amino]sulfonyl]benzoic acid; clomazone; 2-[(2-chlorophenyl)methyl]-4,4-dimethyl-3-isoxazolidinone; flumetsulam; N-(2,6-difluorophenyl)-5-methyl[1,2,4]triazolo[1,5-alpha]pyrimidine-2-sulfonamide; imazaquin; 2-[4,5-dihydro-4-methyl-4-(1-methylethyl)-5-oxo-1H-imidazol-2-yl]-3-quinolinecarboxylic acid; imazethapyr; 2-[4,5-dihydro-4-methyl-4-(1-methylethyl)-5-oxo-1H-imidazol-2-yl]-5-ethyl-3-pyridinecarboxylic acid; metolachlor; 2-chloro-N-(2-ethyl-6-methylphenyl)-N-(2-methoxy-1-methylethyl)acetamide; metribuzin; 4-amino-6(1,1-dimethylethyl)-3-(methylthio)-1,2,4-triazin-5(4H)-one; sulfentrazone; N-[2,4-dichloro-5-[4-(difluoromethyl)-4,5-dihydro-3-methyl-5-oxo-1H-1,2,4-triazol-1-yl]phenyl]methanesulfonamide; thifensulfuron; 3-[[[[(4-methoxy-6-methyl-1,3,5-triazin-2-yl)amino]carbonyl]amino]sulfonyl]-2-thiophenecarboxylic acid; 2,4-D; (2,4-dichlorophenoxy)acetic acid; tribenuron; 2-[[[[(4-methoxy-6-methyl-1,3,5-triazin-2-yl)methylamino]carbonyl]amino]sulfonyl]benzoic acid; trifluralin; 2,6-dinitro-N,N-dipropyl-4-(trifluoromethyl)benzenamine; rice; Oryza sativa L 'Cypress'; soybean; Glycine max (L) Merr 'Deltapine 3627'; herbicide carryover; herbicide persistence; reduced-tillage production; alachlor; dimethenamid (SAN 582H); chlorimuron; clomazone; flumetsulam; imazaquin; imazethapyr; metolachlor; metribuzin; sulfentrazone; thifensulfuron; 2,4-D amine; tribenuron; trifluralin