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西瓜苗对多种化学除草剂非常敏感,施用不当即产生药害。近年来我们对此做了试验调查,现简介如下。一、16种除草剂对西瓜苗的安全性在西瓜播后芽前进行土壤处理对西瓜苗安全的除草剂有:50％杀草丹乳油200克/亩和60％丁草胺乳油100克/亩;还有25％敌草隆可湿性粉150克/亩、25％绿麦隆可湿性粉200克/亩、48％拉索乳油150克/亩和25％除草醚可湿性粉350克/亩。敌草隆和绿麦隆的除草效果在90％以上,优于杂草丹,但敌草隆、绿麦隆、
Watermelon seedlings are very sensitive to a variety of chemical herbicides, causing improper application. In recent years, we have done a pilot survey, are summarized below. First, the safety of 16 kinds of herbicides on watermelon seedlings Watermelon germination after sowing before the soil treatment of watermelon seedlings safety of herbicides are: 50% to kill Dan Dan EC 200 g / mu and 60% Butachlor EC 100 g / Acre; also 25% diuron wettable powder 150 g / acre, 25% chlorothalonil wettable powder 200 g / acre, 48% corduroy 150 g / acre and 25% weed ether wettable powder 350 g / mu. Diuron and chlorotoluron herbicides in more than 90%, superior to weed Dan, but diuron, chlorotoluron,