天水常栽甜樱桃果实品质比较及相关性分析

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中图分类号：S662.5 文献标识码：A

Abstract：【Objective】Asystematiccomparativeanalysisoffruit qualitydiffrences andcorrelations amongquality Indicators of commonlycultivated sweet cherycultivars in Tianshui City，combined withcluster heatmapanalysis，to providereferences for fruitqualityevaluationandcultivar improvementofsweecheries【Methods】Five sweet cherrycultivars，ncluding Tieton，Sunburst，Summit，Shengli，and Van，grown under protectedcultivationconditions，were selectedas test materials. Theexternal and internal quality indicators，such as single fruit weight，fruit shape index，fruitcolor，soluble sugar content， vitamin Ccontent，totalacid content，and solublesolidscontent，werecomparedand analyzed.【Results】The single fruit weightandfruit shapeindexofSummit weresignificantlyhigherthanthoseofothercultivars.Tietonshowed significant advantages in brightness，redness，and yellowness，followedby Summit.The soluble sugar content，vitamin Ccontent，and sugar acidratioofTietonandShenglimetthestandardsforhighqualityfruits.Corelationanalysisrevealedsignificantcorelationsamong various fruitqualityofsweetcherres indicators.Clusterheatmapanalysis dividedthefivecherycultivars intotwocategories，furtherclarifyingthesimilaritiesanddiferences betweenthecultivars.【Conclusion】Summit performedexcelently n termsofappearance，whileTietonandShenglishowedsignificantadvantagesininternalquality.Incontrast，thefruitqualityof Sunburst and Van was relatively inferior to that of the other cultivars.

Keywords：sweet cherry；facility cultivation； fruit quality；correlation；cluster heatmap analysis

甜樱桃作为一种重要的经济果树，其果实以独特的风味和丰富的营养价值受到广泛欢迎。（剩余7374字）