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The Quality And Storability Comparison Of Hanfu Apple In Dongling District Of Shenyang And Mengling Of Hunchun

Posted on:2018-01-07Degree:MasterType:Thesis
Country:ChinaCandidate:D JiangFull Text:PDF
GTID:2323330515454927Subject:Pomology
Abstract/Summary:PDF Full Text Request
We took the Hanfu apples from Shenyang and Hunchun districts as materials to study the quality and storability differences.The results showed that:the peel cells of Shenyang fruits were connected closer than Hunchun’s fruits cells and the layer of Shenyang fruit peel was more thinner than that of Hunchun’s;the lustrousness of Shenyang fruits was higher than that of Hunchun’s;the soluble solid content of Shenyang fruits was higher during the storage;the titratable acid content of Shenyang fruits declined later,and the hardness of Shenyang fruits was higher,but it was sharply increased of the weight lose rate;For the storability:the total pectin content of two places fruits shared a similar trend during the storage,the cellulose content of Hunchun fruits reached the peak value at 60 days,which was earlier 30 days than that of Shenyang fruits’;the hemicelluloses content of Hunchun fruits declined sharply at 60 days;the PG enzyme activity had no obvious changes of both two places fruits;but the β-Gal enzyme activity of Hunchun fruits reached the peak value at 60 days,which was earlier 30 days than that of Shenyang fruits.
Keywords/Search Tags:different producing areas, Hanfu apple, quality, storability
PDF Full Text Request
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