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由省农科院植保所农药组张炳炎等承担的院列课题“新农药防治小麦根病的试验研究”,经1990～1992年先后在榆中、皋兰等地对10余种新型杀菌剂进行多点多重复试验,从中筛选出了麦根宁、By-1对小麦根病效果比较显著;通过施量、方法试验,以25％麦根宁按种子量0.2％拌种防效较高,1992年在皋兰县石洞乡示范366.7亩。6月25日省农科院邀请同行专家进行了现场验收,结果小区试验控制白穗率效果达93.6％,示范田中的重病田块
Institute of Plant Protection by the Provincial Academy of Agricultural Pesticides Zhang Bingyan bear the hospital column project “New Pesticide Prevention and Treatment of Wheat Root Disease Research”, successively from 1990 to 1992 in Yuzhong, Gaolan and other places on more than 10 new fungicides Multi-point multi-trial, from which the selected wheat Genin, By-1 on the effect of wheat root disease is more significant; Through the amount of application, method test, with 25% In 1992 Gaolan County Shidong demonstration 366.7 acres. June 25 provincial Academy of Agricultural Sciences invited peer experts on-site inspection, the results of the trial control of white spike rate of 93.6% plot, the field of serious illness in the demonstration field