机构地区:[1]江苏省农业科学院果树研究所·江苏省高效园艺作物遗传改良重点实验室,南京210014 [2]南京农业大学园艺学院,南京210095
出 处:《果树学报》2025年第3期591-602,共12页Journal of Fruit Science
基 金:国家现代农业产业技术体系项目(CARS-30);江苏省现代农业产业技术体系建设项目(JATS[2023]387)。
摘 要:【目的】果实套袋是改善果实品质、提高果实商品性的主要技术措施,研究不同类型果袋对霞晖10号桃果实品质的影响,以期筛选出适宜的果袋及其套袋栽培方式,为生产应用提供参考。【方法】以9年生霞晖10号桃为试验材料,以果实不套袋处理作为对照,采用白色单层袋、黄色单层袋、外黄内黑双层袋、外黄内白双层袋、外黑内白可拆袋(采前除袋)、外黑内黄可拆袋(采前除袋)6种类型果袋进行套袋处理,比较单果质量和果实品质差异,筛选适宜袋型。【结果】不同类型果袋均可显著增加果实的单果质量。黄色单层袋、外黄内白双层袋、外黑内白可拆袋处理可显著提高果实去皮硬度。不同处理果实的亮度值(L)均较对照有所提高,其中外黄内黑双层袋和外黑内黄可拆袋处理效果最显著。不同处理果实的红色饱和度(a)、色饱和度(C)、红色饱和度/黄色饱和度(a/b)均较对照显著降低,而黄色饱和度(b)、色调角(h)则均较对照显著增加。套不透光的外黄内黑双层袋果实的红色色泽比套可拆袋的果实浅,白、黄色单层果袋处理的外观红色优于双层袋;套袋还使果实的鲜艳程度变淡,双层袋处理下果实的鲜艳程度更低。白色单层袋、黄色单层袋、外黑内白可拆袋、外黑内黄可拆袋处理果实的可溶性固形物含量(SSC)显著高于对照,而外黄内黑双层袋、外黄内白双层袋处理下SSC显著降低。使用不同类型果袋套袋,对桃果肉可溶性糖、糖醇和有机酸组分含量影响存在差异。【结论】套袋增加了霞晖10号桃果实质量,改善果实的外观品质,提高或保持果实硬度和味感品质。通过对不同袋型的套袋效果进行比较,发现白色单层袋、黄色单层袋、外黄内白双层袋、外黑内白可拆袋(采前除袋)处理下果实综合品质较高。在中国长江中下游产区,对7月上中旬成熟的桃品种,可根据生产和市�【Objective】Fruit bagging is a common practice used by growers to improve fruit quality,prevent pest and disease infestations,avoid direct pesticide contamination,enhance edibility,improve appearance,increase commercial value and raise market competitiveness.Although additional labor and costs are incurred,fruit bagging remains as an important technical measure to ensure quality and commercial production against high temperatures and humidity in summer,frequent pest and disease outbreaks,poor coloration and low commercial quality in the middle and lower reaches of the Yangtze River region.The aim of this study was to investigate the effects of different types of fruit bags on the quality indices of Xiahui 10 peaches in order to select suitable bag types and supporting cultivation methods for improving production.【Methods】The Xiahui 10 peaches were harvested from 9-year-old trees.Peaches without bagging served as the control.Six types of fruit bags were tested:white-single-layer bags,yellow-single-layer bags,double-layer bags with yellow outside and black inside,double-layer bags with yellow outside and white inside,removable bags with black outside and white inside(removed before harvesting),and removable bags with black outside and yellow inside(removed before harvesting).Differences in the single fruit mass and other quality indices of single peaches were compared to screen suitable bag types.【Results】All types of fruit bags significantly increased the single fruit mass index,with the yellow-single-layer bags,double-layer bags with yellow outside and white inside,removable bags with black outside and white inside and removable bags with black outside and yellow inside achieving increases by14.08%,15.04%,13%and 17.29%,respectively,as compared to the control.The yellow-single-layer bags,double-layer bags with yellow outside and white inside,and removable bags with black outside and white inside significantly improved the fruit firmness with skin by 29.93%,23.1%and 29.01%,respectively,while the other ba
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