Plant Extracts Control In Vitro Growth of Disease-Causing Fungi in Chayote

The use of agrochemicals has caused environmental problems and toxicity to humans, so natural alternatives for disease control during harvest and postharvest have been evaluated. The aim of this study was to evaluate cinnamon essential oil, neem oil, and black sapote fruit extract for in vitro inhib...

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Main Authors: Edgar García-Ramírez, Adriana Contreras-Oliva, Josafhat Salinas-Ruiz, Gabriela Hernández-Ramírez, José Luis Spinoso-Castillo, Saira Itzel Colmenares Cuevas
Format: Article
Language:English
Published: MDPI AG 2023-04-01
Series:Plants
Subjects:
Online Access:https://www.mdpi.com/2223-7747/12/9/1800
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author Edgar García-Ramírez
Adriana Contreras-Oliva
Josafhat Salinas-Ruiz
Gabriela Hernández-Ramírez
José Luis Spinoso-Castillo
Saira Itzel Colmenares Cuevas
author_facet Edgar García-Ramírez
Adriana Contreras-Oliva
Josafhat Salinas-Ruiz
Gabriela Hernández-Ramírez
José Luis Spinoso-Castillo
Saira Itzel Colmenares Cuevas
author_sort Edgar García-Ramírez
collection DOAJ
description The use of agrochemicals has caused environmental problems and toxicity to humans, so natural alternatives for disease control during harvest and postharvest have been evaluated. The aim of this study was to evaluate cinnamon essential oil, neem oil, and black sapote fruit extract for in vitro inhibition of fungi isolated from chayote fruit. The extracts were applied at 300, 350, and 400 ppm in Petri dishes and the mycelial growth of <i>Fusarium oxysporum, Fusarium solani, Goetrichum</i> sp., and <i>Phytophthora capsici</i> was evaluated for 7 days, and the percentage of mycelial growth inhibition per day was calculated. Cinnamon oil showed a fungicidal effect at all concentrations. Neem oil at 400 ppm showed a 42.3% reduction in the growth of <i>F. solani</i> and 27.8% reduction in the growth of <i>F. oxysporum,</i> while at 350 ppm it inhibited the mycelial growth of <i>Phytophthora capsici</i> by 53.3% and of <i>Goetrichum</i> sp. by 20.9%; finally, the black sapote extract at 400 ppm inhibited 21.9–28.6% of the growth of all fungi. The growth of postharvest fungi on chayote fruit could be prevented or reduced by applying the plant extracts evaluated at adequate concentrations.
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spelling doaj.art-00320aa10fa1405cb261c185ccea7bcd2023-11-17T23:31:54ZengMDPI AGPlants2223-77472023-04-01129180010.3390/plants12091800Plant Extracts Control In Vitro Growth of Disease-Causing Fungi in ChayoteEdgar García-Ramírez0Adriana Contreras-Oliva1Josafhat Salinas-Ruiz2Gabriela Hernández-Ramírez3José Luis Spinoso-Castillo4Saira Itzel Colmenares Cuevas5Postgraduate College Campus Cordoba, Federal Highway Cordoba-Veracruz, Km 348. Congregation Manuel Leon, Amatlan de los Reyes, Veracruz 94953, MexicoPostgraduate College Campus Cordoba, Federal Highway Cordoba-Veracruz, Km 348. Congregation Manuel Leon, Amatlan de los Reyes, Veracruz 94953, MexicoPostgraduate College Campus Cordoba, Federal Highway Cordoba-Veracruz, Km 348. Congregation Manuel Leon, Amatlan de los Reyes, Veracruz 94953, MexicoNational Technological Institute of Mexico/Higher Technological Institute of Tierra Blanca, Av. Veracruz Esquina con Heroes de Puebla, Colonia Pemex, Tierra Blanca, Veracruz 95180, MexicoPostgraduate College Campus Cordoba, Federal Highway Cordoba-Veracruz, Km 348. Congregation Manuel Leon, Amatlan de los Reyes, Veracruz 94953, MexicoPostgraduate College Campus Cordoba, Federal Highway Cordoba-Veracruz, Km 348. Congregation Manuel Leon, Amatlan de los Reyes, Veracruz 94953, MexicoThe use of agrochemicals has caused environmental problems and toxicity to humans, so natural alternatives for disease control during harvest and postharvest have been evaluated. The aim of this study was to evaluate cinnamon essential oil, neem oil, and black sapote fruit extract for in vitro inhibition of fungi isolated from chayote fruit. The extracts were applied at 300, 350, and 400 ppm in Petri dishes and the mycelial growth of <i>Fusarium oxysporum, Fusarium solani, Goetrichum</i> sp., and <i>Phytophthora capsici</i> was evaluated for 7 days, and the percentage of mycelial growth inhibition per day was calculated. Cinnamon oil showed a fungicidal effect at all concentrations. Neem oil at 400 ppm showed a 42.3% reduction in the growth of <i>F. solani</i> and 27.8% reduction in the growth of <i>F. oxysporum,</i> while at 350 ppm it inhibited the mycelial growth of <i>Phytophthora capsici</i> by 53.3% and of <i>Goetrichum</i> sp. by 20.9%; finally, the black sapote extract at 400 ppm inhibited 21.9–28.6% of the growth of all fungi. The growth of postharvest fungi on chayote fruit could be prevented or reduced by applying the plant extracts evaluated at adequate concentrations.https://www.mdpi.com/2223-7747/12/9/1800<i>Azadirachta indica</i><i>Cinnamomum zeylanicum</i><i>Diospyros digyna</i>natural fungal controlin vitro evaluationinhibition of mycelial growth
spellingShingle Edgar García-Ramírez
Adriana Contreras-Oliva
Josafhat Salinas-Ruiz
Gabriela Hernández-Ramírez
José Luis Spinoso-Castillo
Saira Itzel Colmenares Cuevas
Plant Extracts Control In Vitro Growth of Disease-Causing Fungi in Chayote
Plants
<i>Azadirachta indica</i>
<i>Cinnamomum zeylanicum</i>
<i>Diospyros digyna</i>
natural fungal control
in vitro evaluation
inhibition of mycelial growth
title Plant Extracts Control In Vitro Growth of Disease-Causing Fungi in Chayote
title_full Plant Extracts Control In Vitro Growth of Disease-Causing Fungi in Chayote
title_fullStr Plant Extracts Control In Vitro Growth of Disease-Causing Fungi in Chayote
title_full_unstemmed Plant Extracts Control In Vitro Growth of Disease-Causing Fungi in Chayote
title_short Plant Extracts Control In Vitro Growth of Disease-Causing Fungi in Chayote
title_sort plant extracts control in vitro growth of disease causing fungi in chayote
topic <i>Azadirachta indica</i>
<i>Cinnamomum zeylanicum</i>
<i>Diospyros digyna</i>
natural fungal control
in vitro evaluation
inhibition of mycelial growth
url https://www.mdpi.com/2223-7747/12/9/1800
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