大麦清是镇江农科所研究的多效麦种处理剂,是福美双与粉锈宁的复配制剂。用大麦清处理种子,对大麦条纹病、散黑穗病、坚黑穗病的防效均在90％以上,对网斑病亦有良好的效果。几年来,在江苏、上海、浙江等省市推广应用408万亩。本文报道大麦清对几种大麦种传病菌的毒力测定及增效作用。 Barley Qing Zhenjiang Agricultural Research Institute is the multi-effect wheat seed treatment agent, is the United States and the United States double the powder rust Ning compound preparation. Treatment of seeds with barley clear barley stripe disease, scattered smut, Jian smut prevention effect is above 90%, also have good effect on net blotch disease. Over the past few years, Jiangsu, Shanghai, Zhejiang and other provinces and cities to promote the use of 408 acres. This article reports the determination and synergistic effect of barley clear on several barley-borne pathogens.