Survey of Major Viruses in Commercial Nursery Trees of Major Pear Cultivars in Korea

Apple chlorotic leaf spot virus (ACLSV), Apple stem pitting virus (ASPV), Apple stem grooving virus (ASGV), and Apple scar skin viroid (ASSVd) are economically important viruses that infect pear tree species worldwide. To evaluate the prevalence of these viruses in Korea, we investigated infection d...

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Main Authors: Nam-Yeon Kim, Hyo-Jeong Lee, Na-Kyeong Kim, Jonghee Oh, Su-Heon Lee, Hongsup Kim, Jae Sun Moon, Rae-Dong Jeong
Format: Article
Language:English
Published: Hanrimwon Publishing Company 2019-03-01
Series:Research in Plant Disease
Subjects:
Online Access:http://www.online-rpd.org/journal/view.html?doi=10.5423/RPD.2019.25.1.43
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author Nam-Yeon Kim
Hyo-Jeong Lee
Na-Kyeong Kim
Jonghee Oh
Su-Heon Lee
Hongsup Kim
Jae Sun Moon
Rae-Dong Jeong
author_facet Nam-Yeon Kim
Hyo-Jeong Lee
Na-Kyeong Kim
Jonghee Oh
Su-Heon Lee
Hongsup Kim
Jae Sun Moon
Rae-Dong Jeong
author_sort Nam-Yeon Kim
collection DOAJ
description Apple chlorotic leaf spot virus (ACLSV), Apple stem pitting virus (ASPV), Apple stem grooving virus (ASGV), and Apple scar skin viroid (ASSVd) are economically important viruses that infect pear tree species worldwide. To evaluate the prevalence of these viruses in Korea, we investigated infection degree of three viruses and one viroid for the commercial nursery trees of the pear cultivars, Niitaka, Chuwhang, Wonwhang, and Whasan in 2017 and 2018. The results showed that the infection ratio of ACLSV, ASPV, ASGV, and ASSVd for the scion of pear cultivar Niitaka was 10%, 45%, 77%, and 50%, respectively. From the scion of pear cultivar Chuwhang, infection ratios of ASPV, ASGV, and ASSVd were found to be 70%, 50%, and 60%, respectively. From the scion of pear cultivar Whasan, infection ratios of ACLSV, ASPV, ASGV and ASSVd were found to be 40%, 60%, 93%, and 20%, respectively. From the root stock of pear cultivar Wonwhang, infection ratios of ACLSV, ASPV, ASGV, and ASSVd showed 28%, 57%, 100%, and 14%, respectively. ASGV had the highest recorded infection rate, and ACLSV was characterized by the lowest infection rate. The mixed infection ratio of Niitaka, Chuwhang, Whasan, and Wonwhang was 45%, 60%, 70%, and 85%, respectively.
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spelling doaj.art-851d7b94d4f4466f9eae7fcdcd07d6472022-12-22T02:15:12ZengHanrimwon Publishing CompanyResearch in Plant Disease1598-22622019-03-01251434710.5423/RPD.2019.25.1.4310.5423RPD.2019.25.1.43Survey of Major Viruses in Commercial Nursery Trees of Major Pear Cultivars in KoreaNam-Yeon Kim0Hyo-Jeong Lee1Na-Kyeong Kim2Jonghee Oh3Su-Heon Lee4Hongsup Kim5Jae Sun Moon6Rae-Dong Jeong7Department of Applied Biology, Institute of Environmentally Friendly Agriculture, Chonnam National University, Gwangju 61185, KoreaDepartment of Applied Biology, Institute of Environmentally Friendly Agriculture, Chonnam National University, Gwangju 61185, KoreaDepartment of Applied Biology, Institute of Environmentally Friendly Agriculture, Chonnam National University, Gwangju 61185, KoreaSchool of Applied Biosciences, Kyungpook National University, Daegu 98411, KoreaSchool of Applied Biosciences, Kyungpook National University, Daegu 98411, KoreaSeed Testing & Research Center, Korea Seed & Variety Service, Gimcheon 39660, KoreaPlant Genome Research Center, Korea Research Institute of Bioscience & Biotechnology, Daejeon 34141, KoreaDepartment of Applied Biology, Institute of Environmentally Friendly Agriculture, Chonnam National University, Gwangju 61185, KoreaApple chlorotic leaf spot virus (ACLSV), Apple stem pitting virus (ASPV), Apple stem grooving virus (ASGV), and Apple scar skin viroid (ASSVd) are economically important viruses that infect pear tree species worldwide. To evaluate the prevalence of these viruses in Korea, we investigated infection degree of three viruses and one viroid for the commercial nursery trees of the pear cultivars, Niitaka, Chuwhang, Wonwhang, and Whasan in 2017 and 2018. The results showed that the infection ratio of ACLSV, ASPV, ASGV, and ASSVd for the scion of pear cultivar Niitaka was 10%, 45%, 77%, and 50%, respectively. From the scion of pear cultivar Chuwhang, infection ratios of ASPV, ASGV, and ASSVd were found to be 70%, 50%, and 60%, respectively. From the scion of pear cultivar Whasan, infection ratios of ACLSV, ASPV, ASGV and ASSVd were found to be 40%, 60%, 93%, and 20%, respectively. From the root stock of pear cultivar Wonwhang, infection ratios of ACLSV, ASPV, ASGV, and ASSVd showed 28%, 57%, 100%, and 14%, respectively. ASGV had the highest recorded infection rate, and ACLSV was characterized by the lowest infection rate. The mixed infection ratio of Niitaka, Chuwhang, Whasan, and Wonwhang was 45%, 60%, 70%, and 85%, respectively.http://www.online-rpd.org/journal/view.html?doi=10.5423/RPD.2019.25.1.43ACLSVASGVASPVASSVdcommercial pear tree nursery
spellingShingle Nam-Yeon Kim
Hyo-Jeong Lee
Na-Kyeong Kim
Jonghee Oh
Su-Heon Lee
Hongsup Kim
Jae Sun Moon
Rae-Dong Jeong
Survey of Major Viruses in Commercial Nursery Trees of Major Pear Cultivars in Korea
Research in Plant Disease
ACLSV
ASGV
ASPV
ASSVd
commercial pear tree nursery
title Survey of Major Viruses in Commercial Nursery Trees of Major Pear Cultivars in Korea
title_full Survey of Major Viruses in Commercial Nursery Trees of Major Pear Cultivars in Korea
title_fullStr Survey of Major Viruses in Commercial Nursery Trees of Major Pear Cultivars in Korea
title_full_unstemmed Survey of Major Viruses in Commercial Nursery Trees of Major Pear Cultivars in Korea
title_short Survey of Major Viruses in Commercial Nursery Trees of Major Pear Cultivars in Korea
title_sort survey of major viruses in commercial nursery trees of major pear cultivars in korea
topic ACLSV
ASGV
ASPV
ASSVd
commercial pear tree nursery
url http://www.online-rpd.org/journal/view.html?doi=10.5423/RPD.2019.25.1.43
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