苹果叶面附生微生物区系及其有益菌的研究 Ⅲ: 蜡芽B_(017)防病及促生的实验

来源 :云南农业大学学报 | 被引量 : 0次 | 上传用户:advancewang
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室内测定表明:益菌B017可抑制褐斑病孢子的萌发;在PDBA平板上可抑制苹果轮纹病、炭疽病、霉心病病菌的菌丝生长,其无菌滤液对苹果轮纹病、炭疽病、霉心病的菌丝生长有抑制作用。在苹果生育前期,适时喷施B017于苹果表面,后期褐斑病发病率下降20.91% ̄24.73%,病情指数下降21.63% ̄39.56%;苹果轮纹病、炭疽病、霉心病的发病率分别下降25.15% ̄43.02%,30.49% ̄68.49
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