Brief gaseous shocks to inhibit postharvest gray mold on 'Mollar de Elche' pomegranates

Spain is the first European Union producer and exporter of pomegranates (Punica granatum L.) and ‘Mollar de Elche’ is the most important cultivar. Studies show remarkable benefits from pomegranate consumption on human health mainly due to the high antioxidant activity of this fruit. As new market...

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Autores principales: Montesinos-Herrero, Clara, Taberner, Verònica, Del-Río, Miguel A., Guardado, Aurora, Palou, Lluís
Formato: article
Lenguaje:Inglés
Publicado: 2017
Acceso en línea:http://hdl.handle.net/20.500.11939/5664
https://apsjournals.apsnet.org/doi/10.1094/PHYTO.2010.100.6.S1
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author Montesinos-Herrero, Clara
Taberner, Verònica
Del-Río, Miguel A.
Guardado, Aurora
Palou, Lluís
author_browse Del-Río, Miguel A.
Guardado, Aurora
Montesinos-Herrero, Clara
Palou, Lluís
Taberner, Verònica
author_facet Montesinos-Herrero, Clara
Taberner, Verònica
Del-Río, Miguel A.
Guardado, Aurora
Palou, Lluís
author_sort Montesinos-Herrero, Clara
collection ReDivia
description Spain is the first European Union producer and exporter of pomegranates (Punica granatum L.) and ‘Mollar de Elche’ is the most important cultivar. Studies show remarkable benefits from pomegranate consumption on human health mainly due to the high antioxidant activity of this fruit. As new markets based on the manufacture of derived functional food products are arising, longer storage life of fresh pomegranates is demanded. Decay due to gray mold, caused by Botrytis cinerea, is one of the most important factors limiting storability of pomegranates. In Spain, no postharvest chemical treatments are permitted and alternative antifungal methods are required. In this work, pomegranates cv. ‘Mollar de Elche’ were artificially inoculated with B. cinerea and exposed 24 h later to air (control), 95 kPa CO2, or 30 kPa O2 + 70 kPa CO2 at 20°C and 90% RH for 48 h, and subsequently stored at either 20°C for 12 days or 5°C and 90% RH for 2.5 months. On pomegranates incubated at 20°C, exposure to 95 kPa CO2 reduced gray mold incidence by 97 and 63% compared to control fruit after 2 and 5 days, respectively. However, this reduction gradually decreased along the incubation period. Decay incidence was not significantly reduced on pomegranates treated with the mixture 30 kPa CO2 + 70 kPa CO2. On pomegranates stored at 5°C, both gaseous shocks reduced gray mold incidence by 80 and 40% after 12 and 26 days of storage, respectively, but the treatments lacked persistence.
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spelling ReDivia56642025-04-25T14:44:33Z Brief gaseous shocks to inhibit postharvest gray mold on 'Mollar de Elche' pomegranates Montesinos-Herrero, Clara Taberner, Verònica Del-Río, Miguel A. Guardado, Aurora Palou, Lluís Spain is the first European Union producer and exporter of pomegranates (Punica granatum L.) and ‘Mollar de Elche’ is the most important cultivar. Studies show remarkable benefits from pomegranate consumption on human health mainly due to the high antioxidant activity of this fruit. As new markets based on the manufacture of derived functional food products are arising, longer storage life of fresh pomegranates is demanded. Decay due to gray mold, caused by Botrytis cinerea, is one of the most important factors limiting storability of pomegranates. In Spain, no postharvest chemical treatments are permitted and alternative antifungal methods are required. In this work, pomegranates cv. ‘Mollar de Elche’ were artificially inoculated with B. cinerea and exposed 24 h later to air (control), 95 kPa CO2, or 30 kPa O2 + 70 kPa CO2 at 20°C and 90% RH for 48 h, and subsequently stored at either 20°C for 12 days or 5°C and 90% RH for 2.5 months. On pomegranates incubated at 20°C, exposure to 95 kPa CO2 reduced gray mold incidence by 97 and 63% compared to control fruit after 2 and 5 days, respectively. However, this reduction gradually decreased along the incubation period. Decay incidence was not significantly reduced on pomegranates treated with the mixture 30 kPa CO2 + 70 kPa CO2. On pomegranates stored at 5°C, both gaseous shocks reduced gray mold incidence by 80 and 40% after 12 and 26 days of storage, respectively, but the treatments lacked persistence. 2017-06-01T10:12:47Z 2017-06-01T10:12:47Z 2010 JUN 2010 article publishedVersion Montesinos-Herrero, C., Taberner, V., del Rio, M., Guardado, A., Palou, L. (2010). Brief gaseous shocks to inhibit postharvest gray mold on 'Mollar de Elche' pomegranates. Phytopathology, 100(6), S86-S86. 0031-949X http://hdl.handle.net/20.500.11939/5664 10.1094/PHYTO.2010.100.6.S1 https://apsjournals.apsnet.org/doi/10.1094/PHYTO.2010.100.6.S1 en openAccess Impreso
spellingShingle Montesinos-Herrero, Clara
Taberner, Verònica
Del-Río, Miguel A.
Guardado, Aurora
Palou, Lluís
Brief gaseous shocks to inhibit postharvest gray mold on 'Mollar de Elche' pomegranates
title Brief gaseous shocks to inhibit postharvest gray mold on 'Mollar de Elche' pomegranates
title_full Brief gaseous shocks to inhibit postharvest gray mold on 'Mollar de Elche' pomegranates
title_fullStr Brief gaseous shocks to inhibit postharvest gray mold on 'Mollar de Elche' pomegranates
title_full_unstemmed Brief gaseous shocks to inhibit postharvest gray mold on 'Mollar de Elche' pomegranates
title_short Brief gaseous shocks to inhibit postharvest gray mold on 'Mollar de Elche' pomegranates
title_sort brief gaseous shocks to inhibit postharvest gray mold on mollar de elche pomegranates
url http://hdl.handle.net/20.500.11939/5664
https://apsjournals.apsnet.org/doi/10.1094/PHYTO.2010.100.6.S1
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