Post-Harvest Deterioration of Cassava and its Control Using Extracts of Azadirachta Indica and Aframomum Melegueta

Post-harvest deterioration is the most important cause of loss in cassava production and this is mainly as a result of microbial invasion of the tubers. This research was therefore carried out to identify and control the organisms responsible for post-harvest deterioration of cassava tubers. Ethanol...

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Main Authors: R. N. Okigbo, Ramesh Putheti, C. T. Achusi
Format: Article
Language:English
Published: Wiley 2009-01-01
Series:E-Journal of Chemistry
Online Access:http://dx.doi.org/10.1155/2009/680519
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author R. N. Okigbo
Ramesh Putheti
C. T. Achusi
author_facet R. N. Okigbo
Ramesh Putheti
C. T. Achusi
author_sort R. N. Okigbo
collection DOAJ
description Post-harvest deterioration is the most important cause of loss in cassava production and this is mainly as a result of microbial invasion of the tubers. This research was therefore carried out to identify and control the organisms responsible for post-harvest deterioration of cassava tubers. Ethanolic and water extractions of Azadirachta Indica (A. Juss) leaves and Aframomum melegueta (Schumann) seeds were used as antifungal agents and the susceptibility of four of the isolated pathogenic fungi to them was observed in culture. The tested organisms were Aspergillus niger Van Tiegh, Botryodiplodia theobromae Pat, Fusarium solani (Mart). Sacc and Penicillium oxalicum Currie and Thom. All tested organisms showed different degrees of inhibitions by the extracts with A. niger being the most inhibited by ethanolic extraction of A. melegueta. The overall result showed that A. indica was more active on the organisms though it’s effects and that of A. melegueta were not significantly different (P>0.05).
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spelling doaj-art-44af5a3c5dad4b2d8b4db668318c0d862025-02-03T01:21:41ZengWileyE-Journal of Chemistry0973-49452090-98102009-01-01641274128010.1155/2009/680519Post-Harvest Deterioration of Cassava and its Control Using Extracts of Azadirachta Indica and Aframomum MeleguetaR. N. Okigbo0Ramesh Putheti1C. T. Achusi2Department of Botany, Nnamdi Azikiwe University Awka, Anambra State, NigeriaMember, An American Association of Pharmaceutical Scientists (AAPS), 236-203, Saint David Court, Maryland, USADepartment of Botany, Nnamdi Azikiwe University Awka, Anambra State, NigeriaPost-harvest deterioration is the most important cause of loss in cassava production and this is mainly as a result of microbial invasion of the tubers. This research was therefore carried out to identify and control the organisms responsible for post-harvest deterioration of cassava tubers. Ethanolic and water extractions of Azadirachta Indica (A. Juss) leaves and Aframomum melegueta (Schumann) seeds were used as antifungal agents and the susceptibility of four of the isolated pathogenic fungi to them was observed in culture. The tested organisms were Aspergillus niger Van Tiegh, Botryodiplodia theobromae Pat, Fusarium solani (Mart). Sacc and Penicillium oxalicum Currie and Thom. All tested organisms showed different degrees of inhibitions by the extracts with A. niger being the most inhibited by ethanolic extraction of A. melegueta. The overall result showed that A. indica was more active on the organisms though it’s effects and that of A. melegueta were not significantly different (P>0.05).http://dx.doi.org/10.1155/2009/680519
spellingShingle R. N. Okigbo
Ramesh Putheti
C. T. Achusi
Post-Harvest Deterioration of Cassava and its Control Using Extracts of Azadirachta Indica and Aframomum Melegueta
E-Journal of Chemistry
title Post-Harvest Deterioration of Cassava and its Control Using Extracts of Azadirachta Indica and Aframomum Melegueta
title_full Post-Harvest Deterioration of Cassava and its Control Using Extracts of Azadirachta Indica and Aframomum Melegueta
title_fullStr Post-Harvest Deterioration of Cassava and its Control Using Extracts of Azadirachta Indica and Aframomum Melegueta
title_full_unstemmed Post-Harvest Deterioration of Cassava and its Control Using Extracts of Azadirachta Indica and Aframomum Melegueta
title_short Post-Harvest Deterioration of Cassava and its Control Using Extracts of Azadirachta Indica and Aframomum Melegueta
title_sort post harvest deterioration of cassava and its control using extracts of azadirachta indica and aframomum melegueta
url http://dx.doi.org/10.1155/2009/680519
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AT ctachusi postharvestdeteriorationofcassavaanditscontrolusingextractsofazadirachtaindicaandaframomummelegueta