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几种表面活性剂及营养物对虫生真菌孢子萌发的影响

Impact of Some Surfactants and Nutritions on Conidial Germination of Entomogenous Fungi

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【作者】 李增智宣言刘玉珍

【Author】 Li Zengzhi;Xuan Yan;Liu Yuzhen(Anhui Agricultural University,Hefei 220036)

【机构】 安徽农业大学森林利用学院

【摘要】 研究了球孢白僵菌、金龟子绿僵菌和粉拟青霉在吐温-80及6种不同的洗衣粉中的分散性及活力(以发芽率计).结果表明,3种真菌在这些表面活性剂中的分散指数差异不显著。白僵菌和绿僵菌在不同浓度的吐温-80液中的发芽率多显著高于不加表面活性别的对照,但绿僵菌在0.2%吐温液中显著低于对照。多数洗衣粉显著抑制3种在菌的萌发,但白僵菌在0.1%和0.05%白猫牌无泡超浓缩洗衣粉中发芽率与对照差异不显著。在5%和2%葡萄糖液、2%和1%蛋白胜液中,白僵菌孢子在后者发芽率最高。

【Abstract】 In the present stutly,the dispersality,viability(in terms of germination)ofthe conidia of Beauveria bassiana,Melarhizium anisopliae,and Paecilomyces farinosus in dif-ferent concentrations of Tween-80 and 6 common commercial powder detergents,The re-sults showed that the difference of dispersal indices of the conidia of the 3 fungi in these sur-factants was not significant.The germination rates in different concentrations of Tween-80 of B.bassiana and M. anisopliae were mostly higher than in control not treated in any surfactant with an exception of M,anisopliae in 0.2% Tween-80 lower than control.Al-most all detergents inhibited the germination significantly except B, bassiana in low concen- tration of one detergent.Conidia of B. bassiana in 5 liquid media,5% and 2% glucose,2%and 1% peptone,and 2% glucose pius 1% peptone resulted in the highest germination ofthe 3 fungi.

【基金】 国家“八五”攻关项目
  • 【文献出处】 安徽农业大学学报 ,JOURNAL OF ANHUI AGRICULTURAL UNIVERSITY , 编辑部邮箱 ,1996年03期
  • 【分类号】S767.32
  • 【被引频次】37
  • 【下载频次】298
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