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利用拮抗细菌和拮抗真菌防治植物病害是降低土传病害损失最有潜力的措施已被世人公认。拮抗细菌NCD 2分离自棉花根围 ,抑菌作用测定证明对 1 6种植物病原真菌有抑制作用 ,并且对棉花黄萎病具有较高的田间防效 ,经鉴定为枯草芽孢杆菌 (Bacillussubtilis)。室内测定证明NCD 2是通
The use of antagonistic bacteria and antagonistic fungi to control plant diseases is the most potential measure to reduce the loss of soil-borne diseases has been recognized. The antagonistic bacterium NCD 2 was isolated from the root of cotton and its antibacterial activity was tested to inhibit 16 plant pathogenic fungi. It also had a high field efficacy against cotton wilt and was identified as Bacillus subtilis. Laboratory tests show that NCD 2 is on