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佛手瓜果实发育过程中的品质变化

Reseach on quality changes during fruit development of chayote

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以川南地区绿皮无刺佛手瓜为试材,分析测定果实生长动态以及果实发育过程中相关品质指标的变化规律.结果表明:佛手瓜果实生长呈单S型曲线;不同品质指标随果实发育呈不同的变化趋势.其中呼吸强度随果实发育呈下降趋势,至成熟期时出现呼吸高峰(11.73 mg/(kg·h));Vc、叶绿素与氨基酸含量在果实发育早期较高,之后随果实发育下降至较低水平,而纤维素含量与硬度则与之相反;花后第10天,果实已经充分生长,氨基酸含量较高,果实呼吸代谢水平较低,果实品质和耐贮性较好,为最佳采收期.
The changes of growth phase and quality indicators during different growth stages of chayote were measured and analyzed.The results indicated that the growth curve of chayote showed single sigmoid pattern and the trends of quality indicators were different with fruit development dynamics.Respiration rate decreased rapidly with fruit development and respiration peak appeared at maturity;the contents of Vc, chlorophyll and hydrolysis amino acids were higher during the young fruit development, then decreased to a low level;while cellulose content and hardness showed the opposite trends.The fruit had fully grown with higher content of amino acids, lower respiratory rate and better quality and storability on the 10th d after flowering when was the optimal harvest period.

chayotegrowth developmentqualityamino acid

李玉、秦文、杜小琴、刘继

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四川农业大学食品学院,四川 雅安 625014

成都市农林科学院农产品研究所,四川 成都 611130

佛手瓜 生长发育 品质 氨基酸

2015

食品与机械
长沙理工大学

食品与机械

CSTPCDCSCD北大核心
影响因子:0.89
ISSN:1003-5788
年,卷(期):2015.31(5)
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