Potential Application of Propolis Extracts to Control the Growth of <i>Stemphylium vesicarium</i> in “Rocha” Pear
<i>Stemphylium vesicarium</i> (Wallr.) E. G. Simmons is the pathogen responsible of brown spot disease in pear and has become one of the main concerns for European pear producers. In Portugal, <i>S. vesicarium</i> is responsible for significant yield reduction and economic lo...
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doaj-fc87d228be624a419d68983fefe87f322020-11-25T01:37:45ZengMDPI AGApplied Sciences2076-34172020-03-01106199010.3390/app10061990app10061990Potential Application of Propolis Extracts to Control the Growth of <i>Stemphylium vesicarium</i> in “Rocha” PearMarcella Loebler0Claudia Sánchez1Elisabete Muchagato Maurício2Eugénio Diogo3Mário Santos4Paula Vasilenko5Ana Sofia Cruz6Benilde Mendes7Margarida Gonçalves8Maria Paula Duarte9DCTB/MEtRICs, Faculdade de Ciências e Tecnologia, Universidade NOVA de Lisboa, Campus de Caparica, 2829-516 Caparica, PortugalInstituto Nacional de Investigação Agrária e Veterinária (INIAV) Oeiras, 2780-157 PortugalCBIOS/DREAMS/Universidade Lusófona, Campo Grande, 376, 1749-024 Lisboa, PortugalInstituto Nacional de Investigação Agrária e Veterinária (INIAV) Oeiras, 2780-157 PortugalInstituto Nacional de Investigação Agrária e Veterinária (INIAV) Oeiras, 2780-157 PortugalInstituto Nacional de Investigação Agrária e Veterinária (INIAV) Oeiras, 2780-157 PortugalDCTB/MEtRICs, Faculdade de Ciências e Tecnologia, Universidade NOVA de Lisboa, Campus de Caparica, 2829-516 Caparica, PortugalDCTB/MEtRICs, Faculdade de Ciências e Tecnologia, Universidade NOVA de Lisboa, Campus de Caparica, 2829-516 Caparica, PortugalDCTB/MEtRICs, Faculdade de Ciências e Tecnologia, Universidade NOVA de Lisboa, Campus de Caparica, 2829-516 Caparica, PortugalDCTB/MEtRICs, Faculdade de Ciências e Tecnologia, Universidade NOVA de Lisboa, Campus de Caparica, 2829-516 Caparica, Portugal<i>Stemphylium vesicarium</i> (Wallr.) E. G. Simmons is the pathogen responsible of brown spot disease in pear and has become one of the main concerns for European pear producers. In Portugal, <i>S. vesicarium</i> is responsible for significant yield reduction and economic losses in “Rocha” pear (<i>Pyrus communis</i> L. cv Rocha) production. Considering the antimicrobial potential of propolis, the high incidence of brown spot in pears and the emergence of fungicides resistance in <i>S. vesicarium</i>, this study aimed to evaluate the potential of Portuguese propolis as an alternative strategy to control brown spot disease in “Rocha” pear. In vitro assays showed that propolis extracts were able to inhibit up to 90% the <i>S. vesicarium</i> mycelial growth. In vivo assays in artificially wounded and inoculated “Rocha” pears showed that, compared to the control, the disease incidence decreased up to 25% and the lesions diameter up to 57%, in fruits treated with propolis. Moreover, propolis seems to be more efficient in reducing the disease incidence when applied after pathogen inoculation (curative assay) than when applied before pathogen inoculation (prophylactic assay). Thus, the results suggest that propolis extracts have potential to be applied as part of an integrated approach for the control of brown spot of pear.https://www.mdpi.com/2076-3417/10/6/1990portuguese propolisbrown spot diseasepear fungal diseasebiological controlantifungal activity |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Marcella Loebler Claudia Sánchez Elisabete Muchagato Maurício Eugénio Diogo Mário Santos Paula Vasilenko Ana Sofia Cruz Benilde Mendes Margarida Gonçalves Maria Paula Duarte |
spellingShingle |
Marcella Loebler Claudia Sánchez Elisabete Muchagato Maurício Eugénio Diogo Mário Santos Paula Vasilenko Ana Sofia Cruz Benilde Mendes Margarida Gonçalves Maria Paula Duarte Potential Application of Propolis Extracts to Control the Growth of <i>Stemphylium vesicarium</i> in “Rocha” Pear Applied Sciences portuguese propolis brown spot disease pear fungal disease biological control antifungal activity |
author_facet |
Marcella Loebler Claudia Sánchez Elisabete Muchagato Maurício Eugénio Diogo Mário Santos Paula Vasilenko Ana Sofia Cruz Benilde Mendes Margarida Gonçalves Maria Paula Duarte |
author_sort |
Marcella Loebler |
title |
Potential Application of Propolis Extracts to Control the Growth of <i>Stemphylium vesicarium</i> in “Rocha” Pear |
title_short |
Potential Application of Propolis Extracts to Control the Growth of <i>Stemphylium vesicarium</i> in “Rocha” Pear |
title_full |
Potential Application of Propolis Extracts to Control the Growth of <i>Stemphylium vesicarium</i> in “Rocha” Pear |
title_fullStr |
Potential Application of Propolis Extracts to Control the Growth of <i>Stemphylium vesicarium</i> in “Rocha” Pear |
title_full_unstemmed |
Potential Application of Propolis Extracts to Control the Growth of <i>Stemphylium vesicarium</i> in “Rocha” Pear |
title_sort |
potential application of propolis extracts to control the growth of <i>stemphylium vesicarium</i> in “rocha” pear |
publisher |
MDPI AG |
series |
Applied Sciences |
issn |
2076-3417 |
publishDate |
2020-03-01 |
description |
<i>Stemphylium vesicarium</i> (Wallr.) E. G. Simmons is the pathogen responsible of brown spot disease in pear and has become one of the main concerns for European pear producers. In Portugal, <i>S. vesicarium</i> is responsible for significant yield reduction and economic losses in “Rocha” pear (<i>Pyrus communis</i> L. cv Rocha) production. Considering the antimicrobial potential of propolis, the high incidence of brown spot in pears and the emergence of fungicides resistance in <i>S. vesicarium</i>, this study aimed to evaluate the potential of Portuguese propolis as an alternative strategy to control brown spot disease in “Rocha” pear. In vitro assays showed that propolis extracts were able to inhibit up to 90% the <i>S. vesicarium</i> mycelial growth. In vivo assays in artificially wounded and inoculated “Rocha” pears showed that, compared to the control, the disease incidence decreased up to 25% and the lesions diameter up to 57%, in fruits treated with propolis. Moreover, propolis seems to be more efficient in reducing the disease incidence when applied after pathogen inoculation (curative assay) than when applied before pathogen inoculation (prophylactic assay). Thus, the results suggest that propolis extracts have potential to be applied as part of an integrated approach for the control of brown spot of pear. |
topic |
portuguese propolis brown spot disease pear fungal disease biological control antifungal activity |
url |
https://www.mdpi.com/2076-3417/10/6/1990 |
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