Influence of Pythium oligandrum on Mycelia and Production of Zoo-and Oo-spores of Two Phytopathogenic Pythium spp.

Pythium oligandrum is one of the best known fungi in biological control of many fungal plant diseases. The objective of this study was conducted to highlight the possibility of using cultural filtrate of this fungus in inhibiting the growth of reproducting units of the pathogenic Pythium aphaniderma...

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Main Author: Shaima Mohamed Nabil Moustafa
Format: Article
Language:English
Published: Journal of Pure and Applied Microbiology 2019-03-01
Series:Journal of Pure and Applied Microbiology
Subjects:
Online Access:https://microbiologyjournal.org/influence-of-pythium-oligandrum-on-mycelia-and-production-of-zoo-and-oo-spores-of-two-phytopathogenic-pythium-spp/
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author Shaima Mohamed Nabil Moustafa
author_facet Shaima Mohamed Nabil Moustafa
author_sort Shaima Mohamed Nabil Moustafa
collection DOAJ
description Pythium oligandrum is one of the best known fungi in biological control of many fungal plant diseases. The objective of this study was conducted to highlight the possibility of using cultural filtrate of this fungus in inhibiting the growth of reproducting units of the pathogenic Pythium aphanidermatum and P. diclinum. Two isolates of each fungus were studied. Ability of P. oligandrum to grow and develop on V-8 liquid medium was tested in order to study its effect on mycelium growth, zoospore and oospore production of each of the pathogenic pythia of P. aphanidermatum and P. diclinum. Cultural filtrate of P. oligandrum (quarter and half concentration) significantly inhibited mycelial growth and the production of zoospores and oospores of the pathogenic tested fungi. The rate of inhibition in all treatments reached more than 90% in case of the use of half concentration of the cultural filtrate of P. oligandrum. The study will provide information for the use of cultural filtrate of potential selected isolates of P. oligandrum in biological control of some fungal diseases especially in aquaculture. The outcomes of this research can be easily applied in aquatic farming but need further work on different types of pathogenic fungi.
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spelling doaj.art-35d6d5012ce94284861a8dbd683482312022-12-21T20:06:06ZengJournal of Pure and Applied MicrobiologyJournal of Pure and Applied Microbiology0973-75102581-690X2019-03-0113123324010.22207/JPAM.13.1.24Influence of Pythium oligandrum on Mycelia and Production of Zoo-and Oo-spores of Two Phytopathogenic Pythium spp.Shaima Mohamed Nabil Moustafa01Biology Department, College of Science, Jouf University, P.O. Box: 2014, Sakaka, Saudi Arabia. 2Department of Botany and Microbiology, Faculty of Science, Minia University, Minia City- 61519, Egypt.Pythium oligandrum is one of the best known fungi in biological control of many fungal plant diseases. The objective of this study was conducted to highlight the possibility of using cultural filtrate of this fungus in inhibiting the growth of reproducting units of the pathogenic Pythium aphanidermatum and P. diclinum. Two isolates of each fungus were studied. Ability of P. oligandrum to grow and develop on V-8 liquid medium was tested in order to study its effect on mycelium growth, zoospore and oospore production of each of the pathogenic pythia of P. aphanidermatum and P. diclinum. Cultural filtrate of P. oligandrum (quarter and half concentration) significantly inhibited mycelial growth and the production of zoospores and oospores of the pathogenic tested fungi. The rate of inhibition in all treatments reached more than 90% in case of the use of half concentration of the cultural filtrate of P. oligandrum. The study will provide information for the use of cultural filtrate of potential selected isolates of P. oligandrum in biological control of some fungal diseases especially in aquaculture. The outcomes of this research can be easily applied in aquatic farming but need further work on different types of pathogenic fungi.https://microbiologyjournal.org/influence-of-pythium-oligandrum-on-mycelia-and-production-of-zoo-and-oo-spores-of-two-phytopathogenic-pythium-spp/cultural filtrate of p. oligandrumoosporespythium aphanidermatumpythium diclinumzoospores.
spellingShingle Shaima Mohamed Nabil Moustafa
Influence of Pythium oligandrum on Mycelia and Production of Zoo-and Oo-spores of Two Phytopathogenic Pythium spp.
Journal of Pure and Applied Microbiology
cultural filtrate of p. oligandrum
oospores
pythium aphanidermatum
pythium diclinum
zoospores.
title Influence of Pythium oligandrum on Mycelia and Production of Zoo-and Oo-spores of Two Phytopathogenic Pythium spp.
title_full Influence of Pythium oligandrum on Mycelia and Production of Zoo-and Oo-spores of Two Phytopathogenic Pythium spp.
title_fullStr Influence of Pythium oligandrum on Mycelia and Production of Zoo-and Oo-spores of Two Phytopathogenic Pythium spp.
title_full_unstemmed Influence of Pythium oligandrum on Mycelia and Production of Zoo-and Oo-spores of Two Phytopathogenic Pythium spp.
title_short Influence of Pythium oligandrum on Mycelia and Production of Zoo-and Oo-spores of Two Phytopathogenic Pythium spp.
title_sort influence of pythium oligandrum on mycelia and production of zoo and oo spores of two phytopathogenic pythium spp
topic cultural filtrate of p. oligandrum
oospores
pythium aphanidermatum
pythium diclinum
zoospores.
url https://microbiologyjournal.org/influence-of-pythium-oligandrum-on-mycelia-and-production-of-zoo-and-oo-spores-of-two-phytopathogenic-pythium-spp/
work_keys_str_mv AT shaimamohamednabilmoustafa influenceofpythiumoligandrumonmyceliaandproductionofzooandoosporesoftwophytopathogenicpythiumspp