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Occurrence of Virus Diseases on Major Crops in 2010

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Author(s): Jeong Soo Kim | Su Heon Lee | Hong Soo Choi | Mi Kyeong Kim | Hae Ryun Kwak | Mun Nam | Jeong Sun Kim | Gug Seoun Choi | Jeom Deog Cho | In Sug Cho | Bong Nam Chung

Journal: Research in Plant Disease
ISSN 1598-2262

Volume: 17;
Issue: 3;
Start page: 334;
Date: 2011;

Keywords: CGMMV | PSTVd | RSV | TSWV | TYLCV | TLCV

ABSTRACT
The kinds of crop requested from agricultural actual places of famers, Agricultural extension services and soforth was 8 including red pepper for vegetables, 4 including apple for fruit trees and 6 includingchrysanthemum for flowers in 2010. The important vegetables in clinical diagnosis of viral diseases weretomato, watermelon and red pepper having the requested rate of 31.8%, 21.4% and 19.5%, respectively. Onfruit trees, grape and apple were most common with the requested rate of 63.6% and 33.0%, orderly. Onfloral crops, tulip and cactus were damaged by viral diseases with the requested rate of 60.0% and 20.0%,orderly. On peppers and tomatoes, six viruses including Cucumber mosaic virus (CMV) and Broad bean wiltvirus 2 (BBWV2) infected. Five viruses including Melon necrotic spot virus (MNSV) and CMV were identifiedfrom watermelons. On grapes, six viruses including Grapevine fleck virus (GFkV) infected. CMV wasidentified from six vegetables including pepper out of 8 kinds of vegetables and tulip plant. Total agents ofvirus and viroid species were 32 and 4 species, respectively, in 2010. Tomato yellow leaf curl disease by Tomatoyellow leaf curl virus and Tobacco yellow leaf curl virus was occurred newly at 18 Si/Gun areas including Buan,Jeonbuk province in 2010 and the total areas were increased up to 58 Si/Gun from the first incidence in 2008.Tomato spotted wilt virus (TSWV) occurred newly at two areas of Jinan, Jeonbuk and Jeju in Jeju province in2010, and the incidence areas were expanded to 25 Si/Gun areas from severe occurrence at Anyang area in2004. No incidence of TSWV was recorded only in Gyeongbuk and Chungbuk province. Tomato bushy stuntvirus occurred newly at Jinju, Gyeongnam, and it had the total incidence areas of 5 Si/Gun after firstobservation at Sacheon, Gyeongnam in 2004.
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