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瓜类枯萎病耐铜锌生防木霉菌株的初步筛选
引用本文:高增贵,那明慧,庄敬华,赵柏霞,张小飞.瓜类枯萎病耐铜锌生防木霉菌株的初步筛选[J].北方园艺,2010(2).
作者姓名:高增贵  那明慧  庄敬华  赵柏霞  张小飞
作者单位:沈阳农业大学,植物保护学院,农业部北方农作物病害免疫重点开放实验室,辽宁,沈阳,110161
基金项目:“十一五”国家科技支撑课题资助项目(2006BAD08A06);;辽宁省科技攻关资助项目(2006215004);;辽宁省自然科学基金资助项目(20062018)
摘    要:采用平皿对峙培养等方法对10株耐铜锌木霉菌进行筛选,得到8株抑制率较高的生防菌株,并进行了防治瓜类枯萎病盆栽试验,最终筛选出2株防治效果较好的木霉菌变异株TR123、TR68。结果表明:多数REMI变异株的生防效果优于野生菌株,其中以TR123、TR68生防效果最好,野生木霉菌株中T36生防效果最好。

关 键 词:木霉菌  瓜类枯萎病  生防效果  拮抗作用  

Screening of Resistance Copper and Zinc Biocontrol Trichoderma Strains for Controlling Fusarium oxysporum
GAO Zeng-gui,NA Ming-hui,ZHUANG Jing-hua,ZHAO Bai-xia,ZHANG Xiao-fei.Screening of Resistance Copper and Zinc Biocontrol Trichoderma Strains for Controlling Fusarium oxysporum[J].Northern Horticulture,2010(2).
Authors:GAO Zeng-gui  NA Ming-hui  ZHUANG Jing-hua  ZHAO Bai-xia  ZHANG Xiao-fei
Institution:College of Plant Protection;Shenyang Agricultural University;Shenyang;Liaoning 110161
Abstract:8 strains were screened out from 10 Trichoderma biocontrol agents resist copper and zinc keep in lab through antagonistic experiments etc.Then 2 strains,TR123 and TR68,were screened from 8 strains through greenhouse experiments.The results showed that:majority REMI mutants' effects of controlling ground vegetable disease were better than wild strains',TR123 and TR68 had the best effects of controlling among the 10 Trichoderma biocontrol agents,and in wild strains T36 had the best effects of controlling.
Keywords:Trichoderma  ground vegetable disease  effects of biocontrol  antagonistic action  
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