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Title:: Quality Analysis and Comprehensive Evaluation of Different Varieties in Plum Fruits

Author(s):: AN Baiyi1; QU Shuang1; LIU Xiaojia1; ZHANG Yanbo2; SONG Hongwei2; LI Feng2; (1.College of Horticulture,Jilin Agricultural University,Changchun,Jilin 130118;2.Jilin Academy of Agricultural Sciences,Gongzhuling,Jilin 136100)

Abstract:: 20 plum fruit varieties were taken as materials,the size and the main nutrient content of their fruits were determined.Analysis and comprehensive evaluation of fruit quality were used through correlation analysis in order to principal component analysis.The quality characteristics of plum fruit were studied and provide references for selecting good varieties.The results showed that there were close links between different quality indicators,through principal component analysis,the cumulative contribution rate of the first four principal components was 85.377%,most of the information that could reflect quality.The fruit quality comprehensive evaluation and sorting,the scores with a comprehensive score of >0.7 were the best,the quality of the comprehensive score was 0.4 to 0.7 for medium quality,poor quality with a score of <0.4.Good quality varieties were ‘Muhong’ and ‘ Jihao’.The medium-quality varieties include ‘Jilindahuangli’‘Suili No.3’‘Wanhong’‘Xinjiang No.6’‘Taoli’‘Wanqiushuang’ and ‘Longyuantaoli’.The varieties with poor quality include ‘Lamenfuli’‘Bijiafu’‘Bahuangli’‘Aitianli’‘Gongli’‘Binhuangganhe’‘Yaomenli’‘Shirenli’‘Xianghe’‘Huangganhe’ and ‘Dahongpao’.