First report of Meloidogyne javanica on Celosia argentea in the Northeast of Brazil

Celosia argentea is a plant well adapted to the conditions of tropical and subtropical climates, being widely used for medicinal purposes and having high economic value for some regions. Infections caused by Meloidogyne spp. stand out as one of the main phytosanitary problems of C. argentea, with t...

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Main Authors: Mayara Castro Assunção, Francisco Jorge Carlos Souza Junior
Format: Article
Language:English
Published: Universidade Estadual de Alagoas 2022-07-01
Series:Diversitas Journal
Subjects:
Online Access:https://diversitasjournal.com.br/diversitas_journal/article/view/2326
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author Mayara Castro Assunção
Francisco Jorge Carlos Souza Junior
author_facet Mayara Castro Assunção
Francisco Jorge Carlos Souza Junior
author_sort Mayara Castro Assunção
collection DOAJ
description Celosia argentea is a plant well adapted to the conditions of tropical and subtropical climates, being widely used for medicinal purposes and having high economic value for some regions. Infections caused by Meloidogyne spp. stand out as one of the main phytosanitary problems of C. argentea, with this, the work aimed to identify Meloidogyne species associated with Celosia argentea in areas in the municipality of Guaramiranga, CE, Brazil. The collections were made from roots with galls. Subsequently, the species were characterized through the morphology, esterase phenotypes and molecular analysis of the ITS and 28S rDNA regions. Plants of C. argentea were kept under greenhouse conditions, inoculated with the population of M. javanica (Ms01). The control treatment was not inoculated. The inoculated plants showed root gall symptoms, while the non-inoculated plants showed no symptoms. The species M. javanica was identified. This is the first detection of Meloidogyne javanica in Celosia argentea in Northeast Brazil.
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spelling doaj.art-d16e0e8e9bfe4b85b43359c3275b7d832022-12-22T00:25:20ZengUniversidade Estadual de AlagoasDiversitas Journal2525-52152022-07-017310.48017/dj.v7i3.2326First report of Meloidogyne javanica on Celosia argentea in the Northeast of BrazilMayara Castro Assunção0Francisco Jorge Carlos Souza Junior1Universidade Federal do Oeste da BahiaSecretaria da Educação do Estado do Ceará Celosia argentea is a plant well adapted to the conditions of tropical and subtropical climates, being widely used for medicinal purposes and having high economic value for some regions. Infections caused by Meloidogyne spp. stand out as one of the main phytosanitary problems of C. argentea, with this, the work aimed to identify Meloidogyne species associated with Celosia argentea in areas in the municipality of Guaramiranga, CE, Brazil. The collections were made from roots with galls. Subsequently, the species were characterized through the morphology, esterase phenotypes and molecular analysis of the ITS and 28S rDNA regions. Plants of C. argentea were kept under greenhouse conditions, inoculated with the population of M. javanica (Ms01). The control treatment was not inoculated. The inoculated plants showed root gall symptoms, while the non-inoculated plants showed no symptoms. The species M. javanica was identified. This is the first detection of Meloidogyne javanica in Celosia argentea in Northeast Brazil. https://diversitasjournal.com.br/diversitas_journal/article/view/2326morphology, phylogeny, root-knot nematode
spellingShingle Mayara Castro Assunção
Francisco Jorge Carlos Souza Junior
First report of Meloidogyne javanica on Celosia argentea in the Northeast of Brazil
Diversitas Journal
morphology, phylogeny, root-knot nematode
title First report of Meloidogyne javanica on Celosia argentea in the Northeast of Brazil
title_full First report of Meloidogyne javanica on Celosia argentea in the Northeast of Brazil
title_fullStr First report of Meloidogyne javanica on Celosia argentea in the Northeast of Brazil
title_full_unstemmed First report of Meloidogyne javanica on Celosia argentea in the Northeast of Brazil
title_short First report of Meloidogyne javanica on Celosia argentea in the Northeast of Brazil
title_sort first report of meloidogyne javanica on celosia argentea in the northeast of brazil
topic morphology, phylogeny, root-knot nematode
url https://diversitasjournal.com.br/diversitas_journal/article/view/2326
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