Compatibility between Pseudomonas fluorescens and Trichoderma harzianum in disease control of Fusarium tomato wilt under greenhouse condition .

This study was conducted to evaluate the efficacy of 6 isolates of Pseudomonas fluorescens and Trichoderma harzianum and there combination against Fusarium tomato wilt disease caused by Fusarium oxysporum F.sp. Lycopersisi under green house condition .The isolates of bacteria (B3) and Trichoderma (...

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Main Author: Baghdad Science Journal
Format: Article
Language:Arabic
Published: College of Science for Women, University of Baghdad 2009-06-01
Series:Baghdad Science Journal
Online Access:http://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/980
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author Baghdad Science Journal
author_facet Baghdad Science Journal
author_sort Baghdad Science Journal
collection DOAJ
description This study was conducted to evaluate the efficacy of 6 isolates of Pseudomonas fluorescens and Trichoderma harzianum and there combination against Fusarium tomato wilt disease caused by Fusarium oxysporum F.sp. Lycopersisi under green house condition .The isolates of bacteria (B3) and Trichoderma (T1) were found to be highly effective in reducing the disease incidence to 13.3% , 21% respectively , compared to control treatment (40%).Furthermore, disease severity was reduced to 28 and 30% respectively in comparison to control (90%) .Colonization of the roots (cfu /g fresh root weight )by the two isolates whether alon or together was extremely high . The combination treatment had a high ability in reducing disease incidenece and severity to 10,3 , 16% respectively compared to control (36.3% , 88 % respectively), and highly effective in increasing some growth parameters .
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spelling doaj.art-b1d56e14a7b344a9bfd2d205c7e7203f2022-12-21T22:02:38ZaraCollege of Science for Women, University of BaghdadBaghdad Science Journal2078-86652411-79862009-06-016210.21123/bsj.6.2.272-278Compatibility between Pseudomonas fluorescens and Trichoderma harzianum in disease control of Fusarium tomato wilt under greenhouse condition .Baghdad Science JournalThis study was conducted to evaluate the efficacy of 6 isolates of Pseudomonas fluorescens and Trichoderma harzianum and there combination against Fusarium tomato wilt disease caused by Fusarium oxysporum F.sp. Lycopersisi under green house condition .The isolates of bacteria (B3) and Trichoderma (T1) were found to be highly effective in reducing the disease incidence to 13.3% , 21% respectively , compared to control treatment (40%).Furthermore, disease severity was reduced to 28 and 30% respectively in comparison to control (90%) .Colonization of the roots (cfu /g fresh root weight )by the two isolates whether alon or together was extremely high . The combination treatment had a high ability in reducing disease incidenece and severity to 10,3 , 16% respectively compared to control (36.3% , 88 % respectively), and highly effective in increasing some growth parameters .http://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/980
spellingShingle Baghdad Science Journal
Compatibility between Pseudomonas fluorescens and Trichoderma harzianum in disease control of Fusarium tomato wilt under greenhouse condition .
Baghdad Science Journal
title Compatibility between Pseudomonas fluorescens and Trichoderma harzianum in disease control of Fusarium tomato wilt under greenhouse condition .
title_full Compatibility between Pseudomonas fluorescens and Trichoderma harzianum in disease control of Fusarium tomato wilt under greenhouse condition .
title_fullStr Compatibility between Pseudomonas fluorescens and Trichoderma harzianum in disease control of Fusarium tomato wilt under greenhouse condition .
title_full_unstemmed Compatibility between Pseudomonas fluorescens and Trichoderma harzianum in disease control of Fusarium tomato wilt under greenhouse condition .
title_short Compatibility between Pseudomonas fluorescens and Trichoderma harzianum in disease control of Fusarium tomato wilt under greenhouse condition .
title_sort compatibility between pseudomonas fluorescens and trichoderma harzianum in disease control of fusarium tomato wilt under greenhouse condition
url http://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/980
work_keys_str_mv AT baghdadsciencejournal compatibilitybetweenpseudomonasfluorescensandtrichodermaharzianumindiseasecontroloffusariumtomatowiltundergreenhousecondition