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为验证５０％消菌灵对稻瘟病的防治效果，特进行此试验。１ 材料与方法１．１ 材料 供试水稻品种为武育粳３号。试验在安徽省白湖滨西农场五中队双季晚稻田进行。供试药剂５０％消菌灵粉剂（ＢＣＡ），又名氯溴异晴尿酸，南京农业大学实验农药厂常州分厂生产。对照药剂：２?
In order to verify the effect of 50% virulent on rice blast, this test was carried out. 1 Materials and methods 1.1 Materials for testing The rice varieties Wuyujing No. 3. The experiment was carried out in the double-season late rice field of the Fifth Squadron Fifth Squadron in Anhui Province. The test agent 50% decontamination powder (BCA), also known as chlorine bromine isochroma uric acid, Nanjing Agricultural University Experimental Pesticide Factory Changzhou branch production. Control agent: 2?