Disease suppression in Ganoderma-infected oil palm seedlings treated with Trichoderma harzianum

Disease suppression in Ganoderma-infected oil palm seedlings treated with a conidial suspension of Trichoder-ma harzianum FA 1132 was tested in plant house conditions to determine the effectiveness of the fungus as a biocontrol agent. The highest efficacy of control was achieved by treatment right a...

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Main Authors: Mohd Zainudin Nur Ain Izzati, Faridah ABDULLAH
Format: Article
Language:English
Published: Czech Academy of Agricultural Sciences 2008-09-01
Series:Plant Protection Science
Subjects:
Online Access:https://pps.agriculturejournals.cz/artkey/pps-200803-0005_disease-suppression-in-ganoderma-infected-oil-palm-seedlings-treated-with-trichoderma-harzianum.php
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author Mohd Zainudin Nur Ain Izzati
Faridah ABDULLAH
author_facet Mohd Zainudin Nur Ain Izzati
Faridah ABDULLAH
author_sort Mohd Zainudin Nur Ain Izzati
collection DOAJ
description Disease suppression in Ganoderma-infected oil palm seedlings treated with a conidial suspension of Trichoder-ma harzianum FA 1132 was tested in plant house conditions to determine the effectiveness of the fungus as a biocontrol agent. The highest efficacy of control was achieved by treatment right after artificial infection; the total number of infected plants was reduced to give the lowest disease severity index (DSI) value of 5.0%, compared to the infected and non-treated control that had the highest DSI of 70.0%. After conidia suspension of FA 1132 was applied, the colony forming ability by Trichoderma in the soil was dramatically increased, but decreased after some time. Results of the present study are a useful reference basis for further tests in the field and large scale production trials.
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spelling doaj.art-64dde4d28490403993483f3b0c11f62c2023-02-23T03:43:52ZengCzech Academy of Agricultural SciencesPlant Protection Science1212-25801805-93412008-09-0144310110710.17221/23/2008-PPSpps-200803-0005Disease suppression in Ganoderma-infected oil palm seedlings treated with Trichoderma harzianumMohd Zainudin Nur Ain Izzati0Faridah ABDULLAH1Department of Biology, Faculty of Science, Universiti Putra Malaysia, Serdang, Selangor, MalaysiaDepartment of Biology, Faculty of Science, Universiti Putra Malaysia, Serdang, Selangor, MalaysiaDisease suppression in Ganoderma-infected oil palm seedlings treated with a conidial suspension of Trichoder-ma harzianum FA 1132 was tested in plant house conditions to determine the effectiveness of the fungus as a biocontrol agent. The highest efficacy of control was achieved by treatment right after artificial infection; the total number of infected plants was reduced to give the lowest disease severity index (DSI) value of 5.0%, compared to the infected and non-treated control that had the highest DSI of 70.0%. After conidia suspension of FA 1132 was applied, the colony forming ability by Trichoderma in the soil was dramatically increased, but decreased after some time. Results of the present study are a useful reference basis for further tests in the field and large scale production trials.https://pps.agriculturejournals.cz/artkey/pps-200803-0005_disease-suppression-in-ganoderma-infected-oil-palm-seedlings-treated-with-trichoderma-harzianum.phpganoderma boninensetrichoderma harzianumoil palmbiological controlbasal stem rot
spellingShingle Mohd Zainudin Nur Ain Izzati
Faridah ABDULLAH
Disease suppression in Ganoderma-infected oil palm seedlings treated with Trichoderma harzianum
Plant Protection Science
ganoderma boninense
trichoderma harzianum
oil palm
biological control
basal stem rot
title Disease suppression in Ganoderma-infected oil palm seedlings treated with Trichoderma harzianum
title_full Disease suppression in Ganoderma-infected oil palm seedlings treated with Trichoderma harzianum
title_fullStr Disease suppression in Ganoderma-infected oil palm seedlings treated with Trichoderma harzianum
title_full_unstemmed Disease suppression in Ganoderma-infected oil palm seedlings treated with Trichoderma harzianum
title_short Disease suppression in Ganoderma-infected oil palm seedlings treated with Trichoderma harzianum
title_sort disease suppression in ganoderma infected oil palm seedlings treated with trichoderma harzianum
topic ganoderma boninense
trichoderma harzianum
oil palm
biological control
basal stem rot
url https://pps.agriculturejournals.cz/artkey/pps-200803-0005_disease-suppression-in-ganoderma-infected-oil-palm-seedlings-treated-with-trichoderma-harzianum.php
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AT faridahabdullah diseasesuppressioninganodermainfectedoilpalmseedlingstreatedwithtrichodermaharzianum