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Combined Effects of MAP and Postharvest Putrescine Treatment on Storage Life and Quality of 'Alyanak' Apricot

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dc.creator Koyuncu, Mehmet Ali
dc.creator ONURSAL, C. E.
dc.creator Bayindir, Derya
dc.creator Celepaksoy, Funda
dc.date 2014-12-31T22:00:00Z
dc.date.accessioned 2020-10-06T10:48:08Z
dc.date.available 2020-10-06T10:48:08Z
dc.identifier 8ccf09e4-a9c0-4dc5-b15a-77dfb1aac2c1
dc.identifier 10.17660/actahortic.2015.1071.17
dc.identifier https://avesis.sdu.edu.tr/publication/details/8ccf09e4-a9c0-4dc5-b15a-77dfb1aac2c1/oai
dc.identifier.uri http://acikerisim.sdu.edu.tr/xmlui/handle/123456789/65957
dc.description The effects of combinations of modified atmosphere packaging (MAP) with putrescine treatment on the storage life and fruit quality of apricot (Prunus armeniaca L. 'Alyanak') were investigated. 'Alyanak' apricots were harvested at commercial harvest maturity stage from an orchard in Turkey (Isparta) and transported immediately to the laboratory. Air precooling was applied by using cold air. After precooling, fruits were dipped in an aqueous solution containing different concentrations of putrescine (0.5, 1, 2 and 4 mM) and Tween 20 (0.01%) as a surfactant for 10 min. A control group was immersed in distilled water for 10 min. After treatments fruits were dried with blotting paper and placed in modified atmosphere package and stored at 0 degrees C and 90 +/- 5% relative humudity conditions for 40 days. The weight loss, soluble solid contents (SSC), titratable acidity (TA), fruit firmness, fruit skin color, respiration rate, ethylene production and gas composition in package and sensory evaluation (external appearance, taste-aroma and internal browning) were determined initially and at 10 day intervals. Weight losses of apricots in all treatments were at low levels at the end of the storage. The control group displayed the highest firmness loss, while 1 mM putrescine treatment preserved firmness best. The putrescine treatments delayed internal browning of apricots compared to the control group. According to the results of sensorial evaluation and firmness, apricot fruits treated with 0.5 and 1 mM doses of putrescine could be stored for 30-35 days with good quality.
dc.language eng
dc.rights info:eu-repo/semantics/closedAccess
dc.title Combined Effects of MAP and Postharvest Putrescine Treatment on Storage Life and Quality of 'Alyanak' Apricot
dc.type info:eu-repo/semantics/conferenceObject


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