| 摘要 |
PURPOSE:To obtain the title composition controlling important weeds in paddy fields by one treatment, containing a 4-ethyl-3-substituted phenyl-(3- trifluoromethylphenyl)-2-pyrrolidinone derivative and N-(alpha,alpha-dimethylbenzyl)-2- bromo-t-butylacetamide, etc., as active ingredients. CONSTITUTION:The title composition containing a compound (new substance) shown by the formula (R is H, F or Cl; X is H, F, CF3, CH3, CN, NO2, etc.; n is 1 or 2) and at least one of N-(alpha,alpha-dimethylbenzyl)-2-bromo-t-butylacetamide and 1-(alpha,alpha-dimethylbenzyl)-3-(4-methylphenyl)urea as active ingredients. The composition preferably contains 1 pt.wt. of the compound shown by formula I and 1-50 pts.wt. of each of the compounds, respectively and the composition can be used any period from prior to generation of weeds before rice transplanting to a growth period and control important weeds in paddy fields by one treatment for a long period time. |
