SHEN Tian,NIU Ruimin,CHEN Weiping,et al.Quality Assessment of Eighteen Table Grapes by Using Hierarchy-relation and Cluster Analysis[J].Northern Horticulture,2017,41(23):64-72.[doi:10.11937/bfyy.20171966]
应用层次-关联度和聚类分析法评价十八个鲜食葡萄品质
- Title:
-
Quality Assessment of Eighteen Table Grapes by Using Hierarchy-relation and Cluster Analysis
- 文献标志码:
- A
- 摘要:
- 以引种至宁夏的18个鲜食葡萄为试材,对鲜食葡萄品种的14个果实经济学指标进行观察测定,并运用层次-关联度和系统聚类分析评价了宁夏银川地区引种的18个有核鲜食葡萄的综合品质,以期筛选出适应当地且品质优良的鲜食葡萄品种,为宁夏地区鲜食葡萄发展提供可开发资源的科学依据。结果表明:内在品质权重值高于外在品质,其中内在品质中的香味、风味权重赋值最高,其次是判别风味口感的主因子固酸比和糖酸比,而单果质量和单穗质量是影响外在品质的重要因素;根据供试品种与参考品种的加权关联度将18个有核鲜食葡萄品种综合品质排序,并利用系统聚类对其进行分类,‘早黑宝’综合品质最好,其次是‘金手指’,再次是‘阳光玫瑰’,18个有核鲜食葡萄品种共聚为6类。‘早黑宝’和‘阳光玫瑰’的外观品质和内在品质均表现优良,且口感好、香味浓郁、风味佳,‘金手指’‘瑞都香玉’‘香妃’‘贵妃玫瑰’4个品种内在品质表现优良,外在品质表现良好,且口感独特、特点突出、香味和风味俱佳。
- Abstract:
- Eighteen varieties of table grapes were used as test materials,which were introduced from the different places.The quality of table grapes were measured,to select the table grapes which were suitable for cultivating in Ningxia,and provide reference for the development of table grapes in Ningxia.To observe and determine the 14 bio-economic indexes of fresh grape varieties,use the hierarchy-relation and cluster analysis to assist 18 Ningxia Yinchuan table grape′s comprehensive quality.The results showed that,the weight value of intrinsic quality was higher than the external quality,and the weight assignment of aroma and flavor of intrinsic quality were the highest.Secondly the main factors discriminant flavors than solid acid and sugar acid ratio were lower.The spikelets and single grain weight were important factors affecting external quality.According to the weighted correlation degree of tested varieties and reference varieties,which sort the comprehensive quality of 18 nuclear table grapes varieties,which using the system clustering to classify,the integrated quality of ‘Zaoheibao’ was the best,next the ‘Golden Finger’,then the ‘Sun Rose’,and 18 varieties of table grapes were clustered in 6 classes.The appearance quality and intrinsic quality of “Zaoheibao” and “Yangguangmeigui” were good,good taste,rich flavor,and pleasant fragrance.The intrinsic quality of ‘Golden Finger’‘Ruiduxiangyu’‘Xiangfei’‘Guifeimeigui’ were good.The external quality performance was good,and the taste was unique,outstanding characteristics and delicate fragrance and flavor.
参考文献/References:
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备注/Memo
第一作者简介:沈甜(1990-),女,硕士,研究实习员,研究方向为葡萄栽培生理。E-mail:1097781520@qq.com.