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温室苗期接种鉴定表明,来自我国不同西瓜产区的西瓜枯萎病菌(Fusariumoxysporum f.sp. niveum)其致病力存在显著差异;同一来源的西瓜枯萎病菌经不同的葫芦科作物和不同抗性水平的西瓜寄主繁殖后其致病力无显著变异;西瓜抗病品种具有抗侵染能力。
Inoculation of greenhouse seedlings showed that the pathogenicity of Fusarium oxysporum f.sp. niveum from different watermelon producing areas in China was significantly different; the same source of Fusarium oxysporum f. Sp. By different Cucurbit crops and different resistance levels Of watermelon host reproductive virulence no significant variation; watermelon resistant varieties with anti-infective ability.