Strain B75 was strongly antagonistic to tobacco brown spot disease in pot test and field test.
菌株B75在温室盆栽测定和大田防效试验中，对烟草赤星病都有显著防效。
The control effect of this strain was not less than 50 percent for the control of tobacco brown spot.
室内对烟草赤星病防治试验结果表明该菌株对烟草赤星病的防制效果在50%以上。
The Study of the different inducers shows that fungi, bacteria and viruses can all be used to induce resistance to tobacco brown spot.
不同诱导因子的研究结果表明，真菌、细菌和病毒都可诱导烟草对赤星病产生抗性。
The Study of the different inducers shows that fungi, bacteria and viruses can all be used to induce resistance to tobacco brown spot.
不同诱导因子的研究结果表明，真菌、细菌和病毒都可诱导烟草对赤星病产生抗性。
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