Viruses infecting periwinkle (<em>Catharanthus roseus</em> L.) in Western Saudi Arabia

Periwinkle (Catharanthus roseus L.) is an ornamental plant widely grown in the Mecca region in the Kingdom of Saudi Arabia (KSA). Different symptoms similar to those induced by viruses (mosaic, vein clearing, mottling, yellowing, flower variegation) prompted surveys in eight different regions of KSA...

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Main Authors: Esam ELBESHEHY, Hassan AL-ZAHRANI, Amal ALDHEBIANI, Toufic ELBEAINO
Format: Article
Language:English
Published: Firenze University Press 2018-01-01
Series:Phytopathologia Mediterranea
Subjects:
Online Access:https://oajournals.fupress.net/index.php/pm/article/view/5740
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author Esam ELBESHEHY
Hassan AL-ZAHRANI
Amal ALDHEBIANI
Toufic ELBEAINO
author_facet Esam ELBESHEHY
Hassan AL-ZAHRANI
Amal ALDHEBIANI
Toufic ELBEAINO
author_sort Esam ELBESHEHY
collection DOAJ
description Periwinkle (Catharanthus roseus L.) is an ornamental plant widely grown in the Mecca region in the Kingdom of Saudi Arabia (KSA). Different symptoms similar to those induced by viruses (mosaic, vein clearing, mottling, yellowing, flower variegation) prompted surveys in eight different regions of KSA to assess the presence of periwinkle-infecting viruses, i.e. Tomato spotted wilt virus (TSWV), Cucumber mosaic virus (CMV), Lettuce mosaic virus (LMV), Catharanthus mosaic virus (CatMV) and Catharanthus yellow mosaic virus (CYMV). Two hundred and forty leaf samples were collected from naturally infected nurseries, gardens and landscape plantings, and tested by DAS-ELISA, RT-PCR and PCR assays. Results showed that all five viruses were present in the surveyed areas, with incidence of infection reaching 58%. TSWV was the most widespread, found in 44% of samples, followed by CYMV (35%), whereas CatMV (15%), CMV (11%) and LMV (6%) were present to lesser extents. The virus incidence ranged between 43% in Rabigh to 77% in Taif. This is the first report of CYMV and CatMV in KSA, and of TSWV, LMV and CMV in periwinkle in western Saudi Arabia. The high incidence of viruses and of multiple infections in periwinkle plants endangers this crop in KSA, so a sanitation programme for eliminating virus infections is desirable.
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spelling doaj.art-73f0bde5f3344208baf8d7354f04336d2022-12-22T03:28:13ZengFirenze University PressPhytopathologia Mediterranea0031-94651593-20952018-01-0156310.14601/Phytopathol_Mediterr-2048118594Viruses infecting periwinkle (<em>Catharanthus roseus</em> L.) in Western Saudi ArabiaEsam ELBESHEHYHassan AL-ZAHRANIAmal ALDHEBIANIToufic ELBEAINO0Istituto Agronomico Mediterraneo di BariPeriwinkle (Catharanthus roseus L.) is an ornamental plant widely grown in the Mecca region in the Kingdom of Saudi Arabia (KSA). Different symptoms similar to those induced by viruses (mosaic, vein clearing, mottling, yellowing, flower variegation) prompted surveys in eight different regions of KSA to assess the presence of periwinkle-infecting viruses, i.e. Tomato spotted wilt virus (TSWV), Cucumber mosaic virus (CMV), Lettuce mosaic virus (LMV), Catharanthus mosaic virus (CatMV) and Catharanthus yellow mosaic virus (CYMV). Two hundred and forty leaf samples were collected from naturally infected nurseries, gardens and landscape plantings, and tested by DAS-ELISA, RT-PCR and PCR assays. Results showed that all five viruses were present in the surveyed areas, with incidence of infection reaching 58%. TSWV was the most widespread, found in 44% of samples, followed by CYMV (35%), whereas CatMV (15%), CMV (11%) and LMV (6%) were present to lesser extents. The virus incidence ranged between 43% in Rabigh to 77% in Taif. This is the first report of CYMV and CatMV in KSA, and of TSWV, LMV and CMV in periwinkle in western Saudi Arabia. The high incidence of viruses and of multiple infections in periwinkle plants endangers this crop in KSA, so a sanitation programme for eliminating virus infections is desirable.https://oajournals.fupress.net/index.php/pm/article/view/5740Mecca regionvirus detection
spellingShingle Esam ELBESHEHY
Hassan AL-ZAHRANI
Amal ALDHEBIANI
Toufic ELBEAINO
Viruses infecting periwinkle (<em>Catharanthus roseus</em> L.) in Western Saudi Arabia
Phytopathologia Mediterranea
Mecca region
virus detection
title Viruses infecting periwinkle (<em>Catharanthus roseus</em> L.) in Western Saudi Arabia
title_full Viruses infecting periwinkle (<em>Catharanthus roseus</em> L.) in Western Saudi Arabia
title_fullStr Viruses infecting periwinkle (<em>Catharanthus roseus</em> L.) in Western Saudi Arabia
title_full_unstemmed Viruses infecting periwinkle (<em>Catharanthus roseus</em> L.) in Western Saudi Arabia
title_short Viruses infecting periwinkle (<em>Catharanthus roseus</em> L.) in Western Saudi Arabia
title_sort viruses infecting periwinkle em catharanthus roseus em l in western saudi arabia
topic Mecca region
virus detection
url https://oajournals.fupress.net/index.php/pm/article/view/5740
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AT amalaldhebiani virusesinfectingperiwinkleemcatharanthusroseusemlinwesternsaudiarabia
AT touficelbeaino virusesinfectingperiwinkleemcatharanthusroseusemlinwesternsaudiarabia