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  • Conditioning at certain temperature and durations induces chilling tolerance and disease resistance in sweet orange.

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    Author(s) : Muhammad SajidAbdur RabIbadullah JanIhsanul HaqMuhammad Zamin

    Author Affiliation : Department of Horticulture, KP Agricultural University Peshawar, Pakistan.

    Author Email : sajidhort@hotmail.com

    Journal article : International Journal of Agriculture and Biology 2013 Vol.15 No.4 pp.713-718 ref.49

    Abstract : Fruit of sweet orange (Citrus sinensiscitrus sinensisSubject Category: Organism Names
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    L.) was conditioned at 35, 40, 45 and 50°C for 12 or 24 h before storage at chilling temperaturetemperatureSubject Category: Properties
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    (2.5°C) for 75 days. The chilled fruitsfruitsSubject Category: Anatomical and Morphological Structures
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    were evaluated after 75-day storage at 2.5±1°C either immediately or after 7 days of incubation period at ambient temperature (18-25°C) for chilling tolerance, disease resistancedisease resistanceSubject Category: Properties
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    and quality of sweet orange fruits. The conditioning temperatures 40 and 45°C significantly reduced the weight losses, ion leakage, disease incidencedisease incidenceSubject Category: Properties
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    and the lesion diameter but increased the surface pitting and declined the ascorbic acidascorbic acidSubject Category: Chemicals and Chemical Groups
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    . Temperature conditioning was more beneficial with 12 h duration where weight loss and lesion diameter were significantly lower while reducing sugarsreducing sugarsSubject Category: Chemicals and Chemical Groups
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    and ascorbic acid were significantly higher than 24 h. The post-chilling incubation resulted in significant increase in chilling induced damage.

    ISSN : 1560-8530

    URL : http://www.fspublishers.org/.../13.pdf

    Record Number : 20133240834

    Publisher : Friends Science Publishers

    Location of publication : Faisalabad

    Country of publication : Pakistan

    Language of text : English

    Indexing terms for this abstract:

    Organism descriptor(s) : CitruscitrusSubject Category: Organism Names
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    , Citrus sinensiscitrus sinensisSubject Category: Organism Names
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    Descriptor(s) : ascorbic acidascorbic acidSubject Category: Chemicals and Chemical Groups
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    , cold stresscold stressSubject Category: Miscellaneous
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    , cold tolerancecold toleranceSubject Category: Properties
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    , crop qualitycrop qualitySubject Category: Properties
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    , disease incidencedisease incidenceSubject Category: Properties
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    , disease resistancedisease resistanceSubject Category: Properties
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    , fruitsfruitsSubject Category: Anatomical and Morphological Structures
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    , orangesorangesSubject Category: Commodities and Products
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    , plant diseasesplant diseasesSubject Category: Diseases, Disorders, and Symptoms
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    , reducing sugarsreducing sugarsSubject Category: Chemicals and Chemical Groups
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    , sugar contentsugar contentSubject Category: Properties
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    , temperaturetemperatureSubject Category: Properties
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    Identifier(s) : resistance to disease, Rutales, vitamin C

    Broader term(s) : RutaceaerutaceaeSubject Category: Organism Names
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    , SapindalessapindalesSubject Category: Organism Names
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    , eudicotseudicotsSubject Category: Organism Names
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    , angiospermsangiospermsSubject Category: Organism Names
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    , SpermatophytaspermatophytaSubject Category: Organism Names
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    , plantsplantsSubject Category: Organism Names
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    , eukaryoteseukaryotesSubject Category: Organism Names
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    , CitruscitrusSubject Category: Organism Names
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