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Table grape quality: After harvest

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Authors

Klayton E. Nelson, University of California, Davis.

Publication Information

California Agriculture 14(6):10-10.

Published June 01, 1960

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Abstract

Table grapes are subject to two important types of deterioration after harvest—desiccation and decay. Desiccation is aggravated by high temperatures, low humidities and air movement. It affects the stems before the berries, causing them to turn brown and become brittle. Subsequent breakage of these dry stems during handling results in the market loss called shatter. This can be largely prevented by prompt and thorough pre-cooling of the fruit after harvest followed by storage at 31°F to 32°F with a relative humidity of about 90%. Loss can be further reduced by careful handling of the fruit from the time it is harvested until it is sold at retail. If desiccation is severe the berries look dull and lifeless and become soft in texture, serious detrimental aspects of quality.

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Table grape quality: After harvest

Klayton E. Nelson
Webmaster Email: sjosterman@ucanr.edu

Table grape quality: After harvest

Share using any of the popular social networks Share by sending an email Print article
Share using any of the popular social networks Share by sending an email Print article

Authors

Klayton E. Nelson, University of California, Davis.

Publication Information

California Agriculture 14(6):10-10.

Published June 01, 1960

PDF  |  Citation  |  Permissions

Author Affiliations show

Abstract

Table grapes are subject to two important types of deterioration after harvest—desiccation and decay. Desiccation is aggravated by high temperatures, low humidities and air movement. It affects the stems before the berries, causing them to turn brown and become brittle. Subsequent breakage of these dry stems during handling results in the market loss called shatter. This can be largely prevented by prompt and thorough pre-cooling of the fruit after harvest followed by storage at 31°F to 32°F with a relative humidity of about 90%. Loss can be further reduced by careful handling of the fruit from the time it is harvested until it is sold at retail. If desiccation is severe the berries look dull and lifeless and become soft in texture, serious detrimental aspects of quality.

Full text

Full text is available in PDF.

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