Phytoplasma infefction of tomato in central Italy

Tomato plants (Lycopersicon esculentum Mill.) showing leaf yellowing or reddening, proliferation of lateral shoots, hypertrophied calyces, and greening of petals were found in four tomato-growing areas of central Italy during surveys carried out in 1999–2000. The highest disease incidence was record...

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Main Authors: Cristina Marzachì, Mauro Bragaloni, Paola Del Serrone, Patrizia Galeffi
Format: Article
Language:English
Published: Firenze University Press 2001-08-01
Series:Phytopathologia Mediterranea
Online Access:https://oajournals.fupress.net/index.php/pm/article/view/4892
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author Cristina Marzachì
Mauro Bragaloni
Paola Del Serrone
Patrizia Galeffi
author_facet Cristina Marzachì
Mauro Bragaloni
Paola Del Serrone
Patrizia Galeffi
author_sort Cristina Marzachì
collection DOAJ
description Tomato plants (Lycopersicon esculentum Mill.) showing leaf yellowing or reddening, proliferation of lateral shoots, hypertrophied calyces, and greening of petals were found in four tomato-growing areas of central Italy during surveys carried out in 1999–2000. The highest disease incidence was recorded in 1999 (78%) and 2000 (82%) near Ronciglione (Viterbo province). The phytoplasmas associated with the disease were detected and characterised using PCR and RFLP. They belonged to 16S rRNA groups I, III, V and XII (sensu Lee et al., 1998. Int. J. Syst. Bacteriol., 48, 1153). Forty-five percent of tomato plants were infected with group I (max. 52% near Frascati and Ronciglione), 31% with group XII (max. 39% near Ronciglione) and 24% with other groups (max. 33% near Tarquinia and 23% near Fondi). Seven percent of tomato plants were infected with both group I and group XII. This is the first report of a group-III and a group-V phytoplasma found in tomato.
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spelling doaj.art-82de4608504e415bba13161834a4b4692022-12-22T00:19:38ZengFirenze University PressPhytopathologia Mediterranea0031-94651593-20952001-08-0140210.14601/Phytopathol_Mediterr-16011597Phytoplasma infefction of tomato in central ItalyCristina MarzachìMauro BragaloniPaola Del SerronePatrizia GaleffiTomato plants (Lycopersicon esculentum Mill.) showing leaf yellowing or reddening, proliferation of lateral shoots, hypertrophied calyces, and greening of petals were found in four tomato-growing areas of central Italy during surveys carried out in 1999–2000. The highest disease incidence was recorded in 1999 (78%) and 2000 (82%) near Ronciglione (Viterbo province). The phytoplasmas associated with the disease were detected and characterised using PCR and RFLP. They belonged to 16S rRNA groups I, III, V and XII (sensu Lee et al., 1998. Int. J. Syst. Bacteriol., 48, 1153). Forty-five percent of tomato plants were infected with group I (max. 52% near Frascati and Ronciglione), 31% with group XII (max. 39% near Ronciglione) and 24% with other groups (max. 33% near Tarquinia and 23% near Fondi). Seven percent of tomato plants were infected with both group I and group XII. This is the first report of a group-III and a group-V phytoplasma found in tomato.https://oajournals.fupress.net/index.php/pm/article/view/4892
spellingShingle Cristina Marzachì
Mauro Bragaloni
Paola Del Serrone
Patrizia Galeffi
Phytoplasma infefction of tomato in central Italy
Phytopathologia Mediterranea
title Phytoplasma infefction of tomato in central Italy
title_full Phytoplasma infefction of tomato in central Italy
title_fullStr Phytoplasma infefction of tomato in central Italy
title_full_unstemmed Phytoplasma infefction of tomato in central Italy
title_short Phytoplasma infefction of tomato in central Italy
title_sort phytoplasma infefction of tomato in central italy
url https://oajournals.fupress.net/index.php/pm/article/view/4892
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AT maurobragaloni phytoplasmainfefctionoftomatoincentralitaly
AT paoladelserrone phytoplasmainfefctionoftomatoincentralitaly
AT patriziagaleffi phytoplasmainfefctionoftomatoincentralitaly