Preharvest Foliar Spraying Combined with Postharvest Salicylic Acid Treatment Regulates Panzao (<i>Ziziphus jujuba</i> Mill. cv. ‘Jingcang1’) Fruit Quality and Softening during Storage
Panzao (<i>Ziziphus jujuba</i> Mill. cv. ‘Jingcang1’) have a short shelf-life, which hampers their marketability. To investigate effects of combined pre- and postharvest treatments on quality and softening during storage, preharvest Guomantian foliar fertilizer (FF) spray and postharvest...
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MDPI AG
2023-11-01
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author | Yang Geng Binbin Li Ping Zhang Lian Yang Xiaomei Zhao Yupeng Tan |
author_facet | Yang Geng Binbin Li Ping Zhang Lian Yang Xiaomei Zhao Yupeng Tan |
author_sort | Yang Geng |
collection | DOAJ |
description | Panzao (<i>Ziziphus jujuba</i> Mill. cv. ‘Jingcang1’) have a short shelf-life, which hampers their marketability. To investigate effects of combined pre- and postharvest treatments on quality and softening during storage, preharvest Guomantian foliar fertilizer (FF) spray and postharvest salicylic acid (SA) dip were applied to panzao. By day 63 of storage, fruit firmness responded to treatment in the order of FF+SA treatment > FF or SA treatments > Control. All treatments inhibited fruit reddening during storage and, compared with those of the control, alleviated the decline in total soluble solids, ascorbic acid, and phenol contents and decreased the oxidative aging process, which was consistent with the change in firmness. The FF+SA treatment reduced the activities of amylase, cellulase, polygalacturonase, and <i>β</i>-glucosidase, which decreased the degradation of macromolecules including starch, cellulose, and pectin. Principal component analysis showed that FF+SA exhibited a synergistic effect and was the most effective treatment for maintaining fruit quality during storage. FF increased accumulation of nutrients during growth and improved quality, while SA delayed the decline in fruit quality and reduced softening. These results provide the theoretical basis and technical knowledge for improving the shelf-life of panzao during storage and long-distance transportation. |
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spelling | doaj.art-c195f2fe994b407cba76867cff9dfcad2023-12-22T14:12:24ZengMDPI AGHorticulturae2311-75242023-11-01912126010.3390/horticulturae9121260Preharvest Foliar Spraying Combined with Postharvest Salicylic Acid Treatment Regulates Panzao (<i>Ziziphus jujuba</i> Mill. cv. ‘Jingcang1’) Fruit Quality and Softening during StorageYang Geng0Binbin Li1Ping Zhang2Lian Yang3Xiaomei Zhao4Yupeng Tan5Research Institute of Farm Products Storage and Processing in Xinjiang Academy of Agricultural Sciences, Urumqi 830091, ChinaInstitute of Agricultural Products Processing in Xinjiang Academy of Agricultural Reclamation Sciences, Shihezi 832000, ChinaResearch Institute of Farm Products Storage and Processing in Xinjiang Academy of Agricultural Sciences, Urumqi 830091, ChinaCollege of Food and Pharmaceutical Science Xinjiang Agricultural University, Urumqi 830052, ChinaResearch Institute of Farm Products Storage and Processing in Xinjiang Academy of Agricultural Sciences, Urumqi 830091, ChinaGarden Science and Technology Branch in XinJiang Agricultural Professional Technology College, Changji 831100, ChinaPanzao (<i>Ziziphus jujuba</i> Mill. cv. ‘Jingcang1’) have a short shelf-life, which hampers their marketability. To investigate effects of combined pre- and postharvest treatments on quality and softening during storage, preharvest Guomantian foliar fertilizer (FF) spray and postharvest salicylic acid (SA) dip were applied to panzao. By day 63 of storage, fruit firmness responded to treatment in the order of FF+SA treatment > FF or SA treatments > Control. All treatments inhibited fruit reddening during storage and, compared with those of the control, alleviated the decline in total soluble solids, ascorbic acid, and phenol contents and decreased the oxidative aging process, which was consistent with the change in firmness. The FF+SA treatment reduced the activities of amylase, cellulase, polygalacturonase, and <i>β</i>-glucosidase, which decreased the degradation of macromolecules including starch, cellulose, and pectin. Principal component analysis showed that FF+SA exhibited a synergistic effect and was the most effective treatment for maintaining fruit quality during storage. FF increased accumulation of nutrients during growth and improved quality, while SA delayed the decline in fruit quality and reduced softening. These results provide the theoretical basis and technical knowledge for improving the shelf-life of panzao during storage and long-distance transportation.https://www.mdpi.com/2311-7524/9/12/1260foliar fertilizersalicylic acid<i>Ziziphus jujuba</i> Mill. cv. ‘Jingcang1’storage qualitysoftening |
spellingShingle | Yang Geng Binbin Li Ping Zhang Lian Yang Xiaomei Zhao Yupeng Tan Preharvest Foliar Spraying Combined with Postharvest Salicylic Acid Treatment Regulates Panzao (<i>Ziziphus jujuba</i> Mill. cv. ‘Jingcang1’) Fruit Quality and Softening during Storage Horticulturae foliar fertilizer salicylic acid <i>Ziziphus jujuba</i> Mill. cv. ‘Jingcang1’ storage quality softening |
title | Preharvest Foliar Spraying Combined with Postharvest Salicylic Acid Treatment Regulates Panzao (<i>Ziziphus jujuba</i> Mill. cv. ‘Jingcang1’) Fruit Quality and Softening during Storage |
title_full | Preharvest Foliar Spraying Combined with Postharvest Salicylic Acid Treatment Regulates Panzao (<i>Ziziphus jujuba</i> Mill. cv. ‘Jingcang1’) Fruit Quality and Softening during Storage |
title_fullStr | Preharvest Foliar Spraying Combined with Postharvest Salicylic Acid Treatment Regulates Panzao (<i>Ziziphus jujuba</i> Mill. cv. ‘Jingcang1’) Fruit Quality and Softening during Storage |
title_full_unstemmed | Preharvest Foliar Spraying Combined with Postharvest Salicylic Acid Treatment Regulates Panzao (<i>Ziziphus jujuba</i> Mill. cv. ‘Jingcang1’) Fruit Quality and Softening during Storage |
title_short | Preharvest Foliar Spraying Combined with Postharvest Salicylic Acid Treatment Regulates Panzao (<i>Ziziphus jujuba</i> Mill. cv. ‘Jingcang1’) Fruit Quality and Softening during Storage |
title_sort | preharvest foliar spraying combined with postharvest salicylic acid treatment regulates panzao i ziziphus jujuba i mill cv jingcang1 fruit quality and softening during storage |
topic | foliar fertilizer salicylic acid <i>Ziziphus jujuba</i> Mill. cv. ‘Jingcang1’ storage quality softening |
url | https://www.mdpi.com/2311-7524/9/12/1260 |
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