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Journal of Agriculture ›› 2018, Vol. 8 ›› Issue (2): 35-41.doi: 10.11923/j.issn.2095-4050.cjas17070013

Special Issue: 园艺

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Content of Phenolic Compounds and Antioxidant Capacity of Different Strawberry Varieties

  

  • Received:2017-07-12 Revised:2017-08-08 Accepted:2017-09-25 Online:2018-02-26 Published:2018-02-26

Abstract: To study the content of phenolic compounds and antioxidant capacity of different strawberry varieties in Jinzhong Prefecture of Shanxi Province while provide a basis for the reasonable development and effective utilization of plant polyphenols in strawberry, total phenols content was determined by Folin- Ciocalteu method, tannin phenol content was determined by Folin-Denis method, proanthocyanidin content was determined by inn- butanol- HCl method, anthocyania content was determined by vanillin- sulfuric colorimetry, antioxidant activity was determined by hydroxyl radical scavenging method, DPPH radical scavenging method and FRAP iron reducing method, and then the data were mined by variation analysis, correlation analysis and principal component analysis. It was indicated that the content of total phenol, tannin, anthocyanin, and proanthocyanidin in‘Tochiotome’was the highest while that of‘05-1-5’was the lowest, antioxidant capacity of‘Tochiotome’was the highest while that of‘05- 1- 5’was the lowest through comprehensive analysis of 3 antioxidant indexes, phenolics content and antioxidant capacity of strawberry were significantly correlated, and by principal component analysis it was showed that the first three principal components basically outlined the main information of phenolics content and antioxidant capacity with a cumulative contribution rate of 92.59%, and‘Tochiotome’had the best comprehensive quality. In conclusion, ‘Tochiotome’is an important genetic resource to cultivate new strawberry varieties with high biological activity and to promote the development of strawberry industry.

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