几种除草剂对新疆移栽稻田杂草的防除效果
文章编号：1003-935X（2019）02-0040-06
Control Effect of Herbicides on Weeds in Transplanted Paddy in Xinjiang
ZHAO Zhiqiang1，GAO Haifeng2，BAI Weiwei2，LI Guangkuo2，YUAN Jie1
（1.Institute of Nuclear Technology and Biotechnology，Xinjiang Academy of Agricultural Sciences，Urumqi830091，China;
2.Institute of Plant Protection，Xinjiang Academy of Agricultural Sciences / Key Laboratory of Integrated Pest
Management on Crop in
Northwestern Oasis，Ministry of P.R.China / Scientific Observing and Experimental
Station of Korla，Ministry of Agriculture，Urumqi 830091，China）
Abstract：The present study was conducted to screen herbicides with better control effect on weeds of transplanted paddy field in order to provide guidance for scientific，safe and efficient use of herbicides. Mixtures of 40% penoxsulam？machette SC 750 g a.i./hm2+30% bensulfuron methyl WP 67.50 g a.i./hm2，and 500 g/L pretilachlor EC 525 g a.i./hm2+30% bensulfuron methyl WP 67.50 g a.i./hm2 were effective on weeds，achieving control levels of 84% and 76% based on plant number，and of 94% and 86% based on fresh weight. Formulations
收稿日期：2018-12-29
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