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调查、确定了轮状镰刀菌(Fusarium Verticillioide)有10种寄主,且寄生率均在40%以上,同时测定了轮状镰刀菌对青杨天牛蛹的毒力L_(c50)为8.7×10~5个/毫升孢子。同时详细描述了该病原菌的形态特征及生物学特性。
In the survey, 10 species of Fusarium verticillioides were identified and their parasitism rates were above 40%. The Lc50 of Fusarium oxysporum f. Sp. Pupae was 8.7 × 10 ~ 5 / Ml spores. At the same time, the morphological characteristics and biological characteristics of the pathogen were described in detail.