Comprehensive Assessmet of the Quality Characters of Fresh-jujube Cultivars

Fresh-eating quality characters of the main jujube cultivars were assessed to provide references for the cultivar selection and fruit production.Related indices were measured,such as fruit weight,thickness of fruit skin,texture of flesh,juice of flesh,soluble solid matter content,acidity content,vitamin C content,and taste.The resultant data were analyzed by principal component analysis method and SPSS software.Cultivars with excellent comprehensive characters were Dongzao,Buluosuzao,Hamazao,and Linyilizao,poor cultivars were Heiyezao and Junzao,other cultivars tested were in the middle.The results were similar to practical phenotype of the jujube cultivars.Principal component analysis was quite suitable for the assessment of comprehensive fresh-eating jujube quality.