Effects of Trichoderma harzianum Rifai over Plasmodiophora brassicae Woronin in broccoli, in Escagüey, municipality of Rangel, Mérida state

The effectiveness of Trichoderma harzianum in suppressing clubroot of brassicas, which is caused by Plasmodiophora brassicae, was tested on broccoli (Brassica oleracea var. italica Plenck), in field conditions, in Escagüey, municipality of Rangel, Merida State, Venezuela. The experiment showed t...

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Main Authors: Mirna Labrador Morales, Elio M. del Pozo Núñez, Irma García Cruz
Format: Article
Language:Spanish
Published: Universidad Central "Marta Abreu" de Las Villas 2014-04-01
Series:Centro Agrícola
Subjects:
Online Access:http://cagricola.uclv.edu.cu/index.php/es/volumen-41-2014/numero-2-2014/33-efecto-de-trichoderma-harzianum-rifai-sobre-plasmodiophora-brassicae-woronin-en-brocoli-en-la-localidad-de-escagueey-municipio-rangel-estado-merida
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author Mirna Labrador Morales
Elio M. del Pozo Núñez
Irma García Cruz
author_facet Mirna Labrador Morales
Elio M. del Pozo Núñez
Irma García Cruz
author_sort Mirna Labrador Morales
collection DOAJ
description The effectiveness of Trichoderma harzianum in suppressing clubroot of brassicas, which is caused by Plasmodiophora brassicae, was tested on broccoli (Brassica oleracea var. italica Plenck), in field conditions, in Escagüey, municipality of Rangel, Merida State, Venezuela. The experiment showed that the applications of a biopesticide based on this antagonist had a significant effect on the percentage of health plants and the crop yields, in dependence of the dose used. In addition, the relation benefits/cost was also favorable. These results showed that, for these particular conditions, P. brassicae is an adequate biological alternative to control the clubroot of brassicas, no aggressive to environment and human beings, useful for the transition phase toward a sustainable agriculture, without chemical pesticides.
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spelling doaj.art-6072e5db848143419e596491735bbfde2022-12-21T18:49:27ZspaUniversidad Central "Marta Abreu" de Las VillasCentro Agrícola0253-57852072-20012014-04-014128590Effects of Trichoderma harzianum Rifai over Plasmodiophora brassicae Woronin in broccoli, in Escagüey, municipality of Rangel, Mérida stateMirna Labrador Morales0Elio M. del Pozo Núñez1Irma García Cruz2 Instituto Nacional de Investigaciones Agrícolas Mérida, Av Urdaneta, Mérida 5101, Venezuela. C.P. 97454Universidad Agraria de la Habana, Autopista Nacional km 23 ½ , San José de las Lajas, Mayabeque, Cuba. C.P. 32700Universidad Agraria de la Habana, Autopista Nacional km 23 ½ , San José de las Lajas, Mayabeque, Cuba. C.P. 32700The effectiveness of Trichoderma harzianum in suppressing clubroot of brassicas, which is caused by Plasmodiophora brassicae, was tested on broccoli (Brassica oleracea var. italica Plenck), in field conditions, in Escagüey, municipality of Rangel, Merida State, Venezuela. The experiment showed that the applications of a biopesticide based on this antagonist had a significant effect on the percentage of health plants and the crop yields, in dependence of the dose used. In addition, the relation benefits/cost was also favorable. These results showed that, for these particular conditions, P. brassicae is an adequate biological alternative to control the clubroot of brassicas, no aggressive to environment and human beings, useful for the transition phase toward a sustainable agriculture, without chemical pesticides.http://cagricola.uclv.edu.cu/index.php/es/volumen-41-2014/numero-2-2014/33-efecto-de-trichoderma-harzianum-rifai-sobre-plasmodiophora-brassicae-woronin-en-brocoli-en-la-localidad-de-escagueey-municipio-rangel-estado-meridabroccoliTrichoderma harzianumPlasmodiophora brassicae.
spellingShingle Mirna Labrador Morales
Elio M. del Pozo Núñez
Irma García Cruz
Effects of Trichoderma harzianum Rifai over Plasmodiophora brassicae Woronin in broccoli, in Escagüey, municipality of Rangel, Mérida state
Centro Agrícola
broccoli
Trichoderma harzianum
Plasmodiophora brassicae.
title Effects of Trichoderma harzianum Rifai over Plasmodiophora brassicae Woronin in broccoli, in Escagüey, municipality of Rangel, Mérida state
title_full Effects of Trichoderma harzianum Rifai over Plasmodiophora brassicae Woronin in broccoli, in Escagüey, municipality of Rangel, Mérida state
title_fullStr Effects of Trichoderma harzianum Rifai over Plasmodiophora brassicae Woronin in broccoli, in Escagüey, municipality of Rangel, Mérida state
title_full_unstemmed Effects of Trichoderma harzianum Rifai over Plasmodiophora brassicae Woronin in broccoli, in Escagüey, municipality of Rangel, Mérida state
title_short Effects of Trichoderma harzianum Rifai over Plasmodiophora brassicae Woronin in broccoli, in Escagüey, municipality of Rangel, Mérida state
title_sort effects of trichoderma harzianum rifai over plasmodiophora brassicae woronin in broccoli in escaguey municipality of rangel merida state
topic broccoli
Trichoderma harzianum
Plasmodiophora brassicae.
url http://cagricola.uclv.edu.cu/index.php/es/volumen-41-2014/numero-2-2014/33-efecto-de-trichoderma-harzianum-rifai-sobre-plasmodiophora-brassicae-woronin-en-brocoli-en-la-localidad-de-escagueey-municipio-rangel-estado-merida
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