Weed Control Effect of Several Herbicides in Ramie Field

In order to definitude weed control effect of several herbicides,weed control test was applied in ramie field.The results showed that control effect on plant in 14 days from high to low were 24% oxyfluorfen EC,90% acetochlor EC,10% quizalofop-p-ethyl EC,10.8% haloxyfop-r-methyl EC,which were respectively 89.3%,88.5%,84.8%,83.2%;Weed control effect on plant all decreased in 28 days;Control effect on fresh weight from high to low were 90% acetochlor EC,24% oxyfluorfen EC,10.8% haloxyfop-r-methyl EC,10% quizalofop-p-ethyl EC,Control effect on fresh weight of 90% acetochlor EC and 24% oxyfluorfen EC were respectively 87.1% and 86.8%,which were significantly higher than 10.8% haloxyfop-r-methyl EC and 10% quizalofop-p-ethyl EC.