Antifungal Activity from Leaves of Acacia Nilotica against Pythium Aphanidermatum

Gallic acid and methyl ester of gallic acid has been identified as antifungal compounds against the mycelial growth of Pythium aphanidermatum from acetone-water extracts of Acacia nilotica leaves. The growth of fungus was completely ceased by gallic acid and its methyl ester at 1000 ppm and 750 ppm,...

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Main Authors: A. J. Khan, A. A. Zouba, D. G. Seapy
Format: Article
Language:English
Published: Sultan Qaboos University 1996-01-01
Series:Journal of Agricultural and Marine Sciences
Subjects:
Online Access:https://journals.squ.edu.om/index.php/jams/article/view/479
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author A. J. Khan
A. A. Zouba
D. G. Seapy
author_facet A. J. Khan
A. A. Zouba
D. G. Seapy
author_sort A. J. Khan
collection DOAJ
description Gallic acid and methyl ester of gallic acid has been identified as antifungal compounds against the mycelial growth of Pythium aphanidermatum from acetone-water extracts of Acacia nilotica leaves. The growth of fungus was completely ceased by gallic acid and its methyl ester at 1000 ppm and 750 ppm, respectively. Antifungal properties of both compounds were found to be higher in combination than alone. The minimum inhibitory concentration for both compounds was 1000 ppm. No phytotoxic effect of the compounds was observed on watermelon seed germination. The growth of roots and shoots of watermelon seedlings was promoted by gallic acid but decreased with methyl ester of gallic acid. Nitrate reductase activity of the fungus was significantly inhibited by both compounds.
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spelling doaj.art-29c279c458904fc2a001a8f12a4d1d4b2022-12-21T18:40:52ZengSultan Qaboos UniversityJournal of Agricultural and Marine Sciences2410-10602410-10791996-01-011071110.24200/jams.vol1iss0pp7-11474Antifungal Activity from Leaves of Acacia Nilotica against Pythium AphanidermatumA. J. Khan0A. A. Zouba1D. G. Seapy2Department of Plant Sciences, College of Agriculture, Sultan Qaboos University P. 0. Box 34, AI-Khod 123, Sultanate of OmanDepartment of Plant Sciences, College of Agriculture, Sultan Qaboos University P. 0. Box 34, AI-Khod 123, Sultanate of OmanDepartment of Chemistry, College of Science, Sultan Qaboos University P. 0. Box 34, AI-Khod 123, Sultanate of OmanGallic acid and methyl ester of gallic acid has been identified as antifungal compounds against the mycelial growth of Pythium aphanidermatum from acetone-water extracts of Acacia nilotica leaves. The growth of fungus was completely ceased by gallic acid and its methyl ester at 1000 ppm and 750 ppm, respectively. Antifungal properties of both compounds were found to be higher in combination than alone. The minimum inhibitory concentration for both compounds was 1000 ppm. No phytotoxic effect of the compounds was observed on watermelon seed germination. The growth of roots and shoots of watermelon seedlings was promoted by gallic acid but decreased with methyl ester of gallic acid. Nitrate reductase activity of the fungus was significantly inhibited by both compounds.https://journals.squ.edu.om/index.php/jams/article/view/479agricultural sciences
spellingShingle A. J. Khan
A. A. Zouba
D. G. Seapy
Antifungal Activity from Leaves of Acacia Nilotica against Pythium Aphanidermatum
Journal of Agricultural and Marine Sciences
agricultural sciences
title Antifungal Activity from Leaves of Acacia Nilotica against Pythium Aphanidermatum
title_full Antifungal Activity from Leaves of Acacia Nilotica against Pythium Aphanidermatum
title_fullStr Antifungal Activity from Leaves of Acacia Nilotica against Pythium Aphanidermatum
title_full_unstemmed Antifungal Activity from Leaves of Acacia Nilotica against Pythium Aphanidermatum
title_short Antifungal Activity from Leaves of Acacia Nilotica against Pythium Aphanidermatum
title_sort antifungal activity from leaves of acacia nilotica against pythium aphanidermatum
topic agricultural sciences
url https://journals.squ.edu.om/index.php/jams/article/view/479
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