Leaf spot of Hosta ventricosa caused by Fusarium oxysporum in China

Leaf spot of Hosta ventricosa is a new disease in China. This disease seriously affects the ornamental value and greening function of H. ventricosa. Identification of the causal agent can prevent and control leaf spot in H. ventricosa and promote the healthy development of the H. ventricosa industry...

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Main Authors: Chunxia Wang, Hulei Zhang, Shenhai Wang, Shengfeng Mao
Format: Article
Language:English
Published: PeerJ Inc. 2021-12-01
Series:PeerJ
Subjects:
Online Access:https://peerj.com/articles/12581.pdf
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author Chunxia Wang
Hulei Zhang
Shenhai Wang
Shengfeng Mao
author_facet Chunxia Wang
Hulei Zhang
Shenhai Wang
Shengfeng Mao
author_sort Chunxia Wang
collection DOAJ
description Leaf spot of Hosta ventricosa is a new disease in China. This disease seriously affects the ornamental value and greening function of H. ventricosa. Identification of the causal agent can prevent and control leaf spot in H. ventricosa and promote the healthy development of the H. ventricosa industry. Known incidents of leaf spot of H. ventricosa occurred in three places, and samples were collected. After the fungus were isolated, its pathogenicity was tested according to Koch’s postulates. Isolates ZE-1b and ZE-2b were identified as Fusarium oxysporum based on morphological features and multigene phylogenetic analyses of calmodulin (CMDA), RNA polymerase II subunit A (RPB1), RNA polymerase II second largest subunit (RPB2) and translation elongation factor 1-alpha (TEF1). These results provide a theoretical basis for the control of this disease of H. ventricosa.
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spelling doaj.art-a7aad7e21bb648c7b2a726961d61076c2023-12-03T11:19:58ZengPeerJ Inc.PeerJ2167-83592021-12-019e1258110.7717/peerj.12581Leaf spot of Hosta ventricosa caused by Fusarium oxysporum in ChinaChunxia Wang0Hulei Zhang1Shenhai Wang2Shengfeng Mao3College of Forestry, Nanjing Forestry University, Nanjing, Jiangsu Province, ChinaCollege of Forestry, Nanjing Forestry University, Nanjing, Jiangsu Province, ChinaCollege of Forestry, Nanjing Forestry University, Nanjing, Jiangsu Province, ChinaCollege of Forestry, Nanjing Forestry University, Nanjing, Jiangsu Province, ChinaLeaf spot of Hosta ventricosa is a new disease in China. This disease seriously affects the ornamental value and greening function of H. ventricosa. Identification of the causal agent can prevent and control leaf spot in H. ventricosa and promote the healthy development of the H. ventricosa industry. Known incidents of leaf spot of H. ventricosa occurred in three places, and samples were collected. After the fungus were isolated, its pathogenicity was tested according to Koch’s postulates. Isolates ZE-1b and ZE-2b were identified as Fusarium oxysporum based on morphological features and multigene phylogenetic analyses of calmodulin (CMDA), RNA polymerase II subunit A (RPB1), RNA polymerase II second largest subunit (RPB2) and translation elongation factor 1-alpha (TEF1). These results provide a theoretical basis for the control of this disease of H. ventricosa.https://peerj.com/articles/12581.pdfFungiHosta ventricosaFusarium oxysporumMulti gene phylogenyNew disease
spellingShingle Chunxia Wang
Hulei Zhang
Shenhai Wang
Shengfeng Mao
Leaf spot of Hosta ventricosa caused by Fusarium oxysporum in China
PeerJ
Fungi
Hosta ventricosa
Fusarium oxysporum
Multi gene phylogeny
New disease
title Leaf spot of Hosta ventricosa caused by Fusarium oxysporum in China
title_full Leaf spot of Hosta ventricosa caused by Fusarium oxysporum in China
title_fullStr Leaf spot of Hosta ventricosa caused by Fusarium oxysporum in China
title_full_unstemmed Leaf spot of Hosta ventricosa caused by Fusarium oxysporum in China
title_short Leaf spot of Hosta ventricosa caused by Fusarium oxysporum in China
title_sort leaf spot of hosta ventricosa caused by fusarium oxysporum in china
topic Fungi
Hosta ventricosa
Fusarium oxysporum
Multi gene phylogeny
New disease
url https://peerj.com/articles/12581.pdf
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