10株葡萄源丝状真菌分离鉴定及其致病力分析
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(北京工商大学 北京食品营养与人类健康高精尖创新中心, 北京 100048)

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黄津津,女,硕士研究生,研究方向为食品生物化学; *王友升,男,教授,博士,主要从事果蔬绿色保鲜及其高值化方面的研究,通信作者。

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国家自然科学基金资助项目(31471626;31271944)。


Identification and Pathogenicity Analysis of Ten Filamentous Fungi from Grape Fruit and Leaves
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(Beijing Advanced Innovation Center for Food Nutrition and Human Health, Beijing Technology and Business University, Beijing 100048, China)

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    摘要:

    采用组织分离法从京郊地区腐烂的葡萄果实及葡萄叶上分离到10株丝状真菌,其中从腐烂的葡萄果实中分离到3株丝状真菌,命名为814#、815#和880#;从葡萄叶上分离到7株丝状真菌,命名为794#、797#、798#、811#、902#、903#和1397#。结合形态学特征及真菌rDNA ITS区序列分析结果,菌株814#为茎点霉(Phoma sp.),菌株815#为刺孢曲霉(Aspergillus aculeatus),菌株880#为灰葡萄孢(Botrytis cinerea),菌株794#为日本曲霉(Aspergillus japonicus),菌株797#为粉红单端孢(Trichothecium roseum),菌株798#为大蒜盲种葡萄孢(Botrytis porri), 菌株811#为果生炭疽菌(Colletotrichum fructicola),菌株902#为链格孢菌(Alternaria eichhorniae),菌株903#为芬芳镰孢菌(Fusarium redolens)和菌株1397#为脉孢菌(Neurospora terricola),其中A. aculeatus、A. japonicus、C. fructicola、A. eichhorniae、F. redolens和N. terricola未见在葡萄上分离到的报道。将10株丝状真菌分别接种到健康的葡萄、圣女果、苹果和梨果实上,B. cinerea、A. japonicus、A. aculeatus、T. roseum、B. porri、C. fructicola、A. eichhorniae和F. redolens均可使4种果实发病,其中B. cinerea、A. japonicus、B. porri和F. redolens致病力较强;而Phoma sp.和N. terricola只能使葡萄和圣女果发病。

    Abstract:

    Ten strains were isolated from infected grapes and grape leaves in the suburb of Beijing and analysis the pathogenicity of different pathogenic bacteria to four fruits. In order to provide reference for the study of interspecific relationship and disease control of fungi. Three strains 814#, 815# and 880# were isolated from infected grapes. Seven strains 794#, 797#, 798#, 811#, 902#, 903# and 1397# were isolated from infected grape leaves. The fungal pathogens 814#, 815#, 880#, 794#, 797#, 798#, 811#, 902#, 903# and 1397# were identified as Phoma sp., Aspergillus aculeatus, Botrytis cinerea, Aspergillus japonicas,Trichothecium roseum, Botrytis porri, Colletotrichum fructicola, Alternaria eichhorniae, Fusarium redolens and Neurospora terricola by morphological characterization and rDNA ITS sequence analysis. In addition, A. aculeatus was firstly isolated from grapes and A. japonicas, C. fructicola, A. eichhorniae, F. redolens and N. terricola were firstly isolated from grape leaves. Reinoculated fruits such as grapes, cherry tomatoes, apples and pears showed that B. cinerea, A. japonicus, A. aculeatus, T. roseum, B. porri, C. fructicola, A. eichhorniae and F. redolens can cause all the fruits disease and B. cinerea, A. japonicus, B. porri and F. redolens showed strong pathogenicity. In contract, Phoma sp. and N. terricola can only cause grapes and cherry tomatoes disease.

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黄津津,姚婷,王友升.10株葡萄源丝状真菌分离鉴定及其致病力分析[J].食品科学技术学报,2018,36(4):46-54.

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  • 收稿日期:2017-08-12
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  • 在线发布日期: 2018-07-16
  • 出版日期: 2018-07-25
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