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Filtering by: Subject Apples -- Sensory evaluation Remove constraint Subject: Apples -- Sensory evaluation Advisor Qian, Michael Remove constraint Advisor: Qian, Michael

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  • Aroma comparison of 'Marion' (Rubus sp. L.) and 'Thornless Evergreen' (R. laciniatus L.) blackberries

    Creator:
    Klesk, Keith
    Abstract:
    'Marion' and 'Thornless Evergreen' blackberry volatiles were analyzed by capillary gas chromatography-flame ionization detection (GC-FED) and GC-mass spectrometry (GC-MS). Based on total percentage of FID area 'Thornless Evergreen' contains significantly more alcohols, hydrocarbons, and phenols than the 'Marion'; 'Marion' contains more acids and esters. Both cultivars contained comparable amounts of...
    Resource Type:
    Dissertation
    Full Text:
    positively correlated for all human subjects. Further, the sensory impact of odor active compounds in a

  • Aroma-active compounds in 'Centennial', 'Citra' and 'Nelson Sauvin' hop varieties and their aroma contribution to dry-hopped beer

    Creator:
    Feng, Shi
    Abstract:
    The objectives of this study were to 1) measure and compare the compositional differences of essential oil among three hop cultivars ('Centennial’, 'Citra' and 'Nelson Sauvin'), 2) identify the odor-active aroma compounds in three varieties of hops and 3) investigate the behavior of hop-derived aroma compounds in beers prepared by...
    Resource Type:
    Masters Thesis
    Full Text:
    ! TABLE OF CONTENTS (Continued) Page CHAPTER 4 EVALUATION OF THE BEHAVIOR OF HOP-DERIVED AROMA

  • Impact of seasonal variation and growing environment on blackberry aroma

    Creator:
    Wang, Yuanyuan
    Abstract:
    Blackberries have been enjoyed for their delicious flavor and high nutritional value for hundreds of years. In North America, blackberries were cultivated since 1850-1860. Blackberries have their characteristic and unique aromas depending on the cultivar and growing conditions. The objective of this study was to evaluate the impact of seasonal...
    Resource Type:
    Masters Thesis
    Full Text:
    volatile compounds in nine apple cultivars and found that all the cultivars contained the same volatiles

  • Aroma investigation of ‘Marion’ and thornless blackberries in Pacific Northwest of America

    Creator:
    Du, Xiaofen
    Abstract:
    The objectives of this study are to 1) qualitatively and quantitatively measure the odor-active compounds in ‘Marion’ blackberry; 2) compare the aroma profiles of advanced selections and new cultivars of thornless blackberry cultivars with ‘Marion’; 3) study the development of furaneol in ‘Marion’ during ripening and; 4) investigate the distribution...
    Resource Type:
    Dissertation
    Full Text:
    ·················································································16 2.3.3. Sensory Evaluation