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Chinese Agricultural Science Bulletin ›› 2009, Vol. 25 ›› Issue (22): 0-0.

   

Selection of Indexes for Evaluating Fruit Table Quality on Apricot Varieties in Xinjiang

  

  • Received:2009-06-15 Revised:2009-07-09 Online:2009-11-20 Published:2009-11-20

Abstract: To study the quality evaluation indexes of table apricot in Xinjiang. The main evaluation indexes of 58 varieties of Apricot in the South of Xinjiang, including fruit weight, fruit shape index, flesh firmness, total soluble solids (TSS), titratable acid (TA), flavor, etc, were measured. The data were analyzed by principal component analysis and systematic cluster analysis. The results showed that there was either relative independence or close correspondence among the evaluation indexes of apricot fruit quality. Principal components analysis showed that the first six principal components variance accumulation contribution rate amounted to 85.213%,which reflected most of the quality of apricot. According to their cluster analysis,the tested 10 indexes were divided into 6 types,finally 6 indexes predigested for evaluating apricot table quality were obtained, which were fruit weight, fruit shape, TA ,Vc , flavor and colour.