蔬菜是经济效益较高的作物,每年都因受杂草的危害造成很大损失,应用化学方法除草是既省工又增产的措施,现将使用方法简要介绍如下: 1.育苗韭菜、直播小葱和葱头育苗在播后出苗前用33％除草通乳油100—150毫升/亩或48％地乐胺乳油200毫升/亩喷雾处理土壤,除草效果在95％左右,残效期30—50天。 Vegetables are high-cost crops, each year due to the damage caused by weeds caused great losses, the application of chemical weeding method is both labor and production measures, the use of methods are briefly described as follows: 1. Nursery leeks, live onions And onions nursery before sowing after emergence with 33% of weeding through the EC 100-150 ml / mu or 48% toxetil EC 200 ml / acre spray treatment of soil, the weeding effect is about 95%, the residual effect of 30-50 days.