机构地区:[1]武威市林业科学研究院,甘肃武威733000 [2]甘肃农业大学园艺学院,甘肃兰州730070 [3]甘肃夏博岚葡萄种植有限公司,甘肃武威733300
出 处:《经济林研究》2023年第1期165-175,共11页Non-wood Forest Research
基 金:甘肃省创新基地与人才计划项目(18JR2TH001);甘肃省科技重大专项(18ZD2NA006)。
摘 要:【目的】为河西地区酿酒葡萄优良营养系的选择和利用提供参考。【方法】以从国外引入的25个酿酒葡萄营养系为材料,对其果实基本性状及品质进行测定,并采用主成分分析法对不同营养系的果实品质指标进行综合评价和排序。【结果】不同营养系果实的单穗质量为108.93~298.28 g,以‘MB-598’‘ML-343’的果穗质量最大,分别为298.28、290.40 g,‘CS-VCR19’单穗质量最小,仅为108.93 g。不同营养系果粒纵径为12.082~16.540 mm,果粒横径为12.363~15.170 mm,单果质量为0.986~2.090 g,果形指数为0.815~1.230,其中‘S-471’‘MB-598’为大果粒,单果质量均达2 g以上,‘PN-VCR20’果粒最小,单果质量小于1 g。不同营养系果实可溶性固形物含量为19.90%~27.540%,可溶性糖含量为16.830%~23.300%,可滴定酸含量为0.523%~1.250%,糖酸比为15.929~49.231,可溶性蛋白含量为0.173~0.397 mg/g。‘MB-R6’‘CF-215’‘ML-343’‘ML-VCR3’均表现为糖高酸低,糖酸比均大于40;‘ML-VCR13’‘CF-VCR10’‘CS-15’表现为糖低酸高,糖酸比均小于20。不同营养系果皮花青素含量为0.379~1.215 U,单宁含量为3.255~20.803 mg/g,总酚含量为5.07~24.5 mg/g,总类黄酮含量为1.106~3.930 U。其中‘PN-375’的花青素含量最高,为1.215 U;‘PN-VCR20’的单宁含量最高,达20.803 mg/g;‘MB-VCR6’‘MB-598’总酚含量较高,分别为24.590、24.382 mg/g,且显著高于其他营养系。主成分分析结果显示,25个营养系果实品质的综合排名从优到劣依次为‘MB-598’‘PN-792’‘ML-343’‘S-471’‘PN-VCR18’‘CF-396’‘PN-375’‘PN-VCR9’‘ML-VCR101’‘PCD-VCR11’‘MB-VCR6’‘CF-215’‘ML-VCR3’‘CF-678’‘ML-VCR1’‘PCD-VCR8’‘PN-VCR20’‘PCD-VCR6’‘CF-VCR10’‘CS-170’‘CS-169’‘CS-VCR11’‘CS-VCR19’‘ML-VCR13’‘CS-15’。【结论】‘MB-598’‘PN-792’‘ML-343’‘S-471’‘PN-VCR18’‘CF-396’‘PN-375’在河西地区的品质表现优良,可【Objective】To provide scientific basis for the selection and utilization of excellent clones of wine grape in Hexi area.【Method】The basic fruit characters and quality of 25 wine grape clones introduced from abroad were determined,and the fruit quality indexes of different clones were comprehensively evaluated and ranked based on principal component analysis.【Result】The single ear mass of different clones was 108.93-298.28 g.The ears of‘MB598’and‘ML-343’were the heaviest,298.28 and 290.40 g respectively,and the single ear mass of‘CS-VCR19’was the smallest,only 108.93 g.The longitudinal diameter of fruit grains was 12.082-16.540 mm,the transverse diameter of fruit grains was 12.363-15.170 mm,the single fruit mass was 0.986-2.090 g,and the fruit shape index was 0.815-1.230.‘S-471’and‘MB-598’are large grains,with a single fruit mass of more than 2g,and‘PN-VCR20’’was the smallest,with a single fruit mass of less than 1 g.The soluble solid content,soluble sugar content,titratable acid content,sugar-acid ratio and soluble protein content of different clones were 19.90%-27.540%,16.830%-23.300%,0.523%-1.250%,15.929-49.231 mg/g and 0.173-0.397 mg/g respectively.‘MB-VCR6’‘CF-215’‘ML-343’‘ML-VCR3’showed high sugar and low acid,and the sugar acid ratio was both above 40.‘ML-VCR13’‘CF-VCR10’‘CS-15’showed low sugar and high acid,and the sugar acid ratio was less than 20.The anthocyanin content of pericarp of different clones was 0.379-1.215 U,the tannin content was 3.255-20.803 mg/g,the total phenol was 5.07-24.5 mg/g,and the total flavonoids was 1.106-3.930 U.The anthocyanin content of‘PN-375’was the highest,which was 1.215 U.The tannin of‘PN-VCR20’was the highest,up to 20.803 mg/g.The total phenol content of‘MB-VCR6’and‘MB-598’was higher,which were 24.590 and 24.382 mg/g respectively,and significantly higher than that of other clones.The results of principal component analysis showed that the comprehensive ranking of fruit quality of 25 wine gra
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