CN114509544A - 一种基于营养物质和感官特征评价不同采收期香椿品质差异的方法 - Google Patents
一种基于营养物质和感官特征评价不同采收期香椿品质差异的方法 Download PDFInfo
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- 229930003944 flavone Natural products 0.000 claims abstract description 6
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- ZZZCUOFIHGPKAK-UHFFFAOYSA-N D-erythro-ascorbic acid Natural products OCC1OC(=O)C(O)=C1O ZZZCUOFIHGPKAK-UHFFFAOYSA-N 0.000 claims abstract description 5
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- 229930002875 chlorophyll Natural products 0.000 claims abstract description 5
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- ATNHDLDRLWWWCB-AENOIHSZSA-M chlorophyll a Chemical compound C1([C@@H](C(=O)OC)C(=O)C2=C3C)=C2N2C3=CC(C(CC)=C3C)=[N+]4C3=CC3=C(C=C)C(C)=C5N3[Mg-2]42[N+]2=C1[C@@H](CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)[C@H](C)C2=C5 ATNHDLDRLWWWCB-AENOIHSZSA-M 0.000 claims abstract description 5
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- 241000196324 Embryophyta Species 0.000 description 2
- 241000158728 Meliaceae Species 0.000 description 2
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- 102000004169 proteins and genes Human genes 0.000 description 2
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Abstract
本发明公开了一种基于营养物质和感官特征评价不同采收期香椿品质差异的方法,其特征在于该方法包含如下步骤:S1.采集不同采收期的香椿样品;S2.依据市场上香椿的定价标准,从外观、颜色、香味和嫩度等4个方面对香椿品质进行评价;S3.测定不同采收期香椿样品的叶绿素含量、维生素C含量、蛋白质含量以及黄酮含量;S4.综合S2打分结果和S3含量测定结果,根据后续加工目的,确定香椿的最优采收期。
Description
技术领域
本发明属于果蔬品质评价领域,具体涉及一种基于营养物质和感官特征评价不同采收期香椿品质差异的方法。
背景技术
香椿 (Toona sinensis)系苦楝科(Meliaceae),属乔木植物的一种,又称红椿、椿芽树、花椿等。是我国特有的经济树种和木本蔬菜,作为食品其色、香、味倶佳,营养丰富且全面均衡,含有人体所需的多种营养物质,包括蛋白质、氨基酸、各种挥发油、多种维生素、可溶性糖和微量元素等,同时含有黄酮、多糖、皂苷、生物碱、精油等多种化学成分。香椿自我国古代民间就是比较受百姓推崇的药食同源两用植物,因此,香椿被国外誉为“绿色保健菜”。香椿的根皮、树皮、芽、叶、果实和种子等皆可入药,其中芽和叶有独特香味,食用效果佳。据中医记载,香椿味苦涩,性温,有治疗痢疾、肠炎、胃溃疡等功效。
甘肃省香椿主要分布在陇南、天水这一带。目前,香椿采收完全凭借经验,缺乏科学统一的指导标准,有关不同采收期香椿的品质的影响尚缺乏研究。因此,基于营养物质含量和感官特征评价不同采收期香椿的品质差异对香椿产业的发展具有一定的借鉴意义。
发明内容
为了实现评价不同采收期香椿品质的差异,本发明提供一种基于营养物质和感官特征评价不同采收期香椿品质差异的方法,具体步骤如下:
S1. 采集不同采收期的香椿样品;
S2. 依据市场上香椿的定价标准,从外观、颜色、香味和嫩度等4个方面对香椿品质进行评价。
S3. 测定不同采收期香椿样品的叶绿素含量、维生素C含量、蛋白质含量以及黄酮含量;
S4. 综合S2打分结果和S3含量测定结果,根据后续加工目的,确定香椿的最优采收期。
具体实施方式
以下描述了本发明的优选实施方式,需要说明的是,可以以各种形式实现本发明而不应局限于下面所阐述的实施方式。下面所提供的实施方式是为了使本发明更加具体和透彻,使本领域的技术人员易于理解。
实例1
对A1、A2、A3三个不同采收期的香椿样品进行品质测定,具体方法如下:
S1. 采集不同采收期的香椿样品A1、A2、A3,采收长度为10-15cm,去除萼片、杂质后,流动水清洗后备用;
S2. 依据市场上香椿的定价标准,从外观、香味、颜色和嫩度等4个方面对香椿品质进行评价,具体评定标准见表1。
表1
S3. 测定不同采收期香椿样品的叶绿素含量、维生素C含量、蛋白质含量以及黄酮含量,其中叶绿素含量采用分光光度法,参照NY/T 3082-2017农业行业标准;维生素C及蛋白质含量测定参照GB 5009.5-2016食品安全国家标准;黄酮含量测定参照NY/T 1295-2007农业行业标准。
S4. S2评定结果如表2所示,S3测定结果如表3所示。
表2
外观 | 香味 | 颜色 | 嫩度 | 总分 | |
A1 | 23 | 18 | 22 | 24 | 87 |
A2 | 24 | 24 | 24 | 23 | 95 |
A3 | 21 | 22 | 19 | 16 | 78 |
表3
由表2和表3可知3个不同采收期香椿的感官评分及营养物质含量,综合评定A2为最佳采收期。
Claims (1)
1.一种基于营养物质和感官特征评价不同采收期香椿品质差异的方法,其特征在于该方法包含如下步骤:S1.采集不同采收期的香椿样品;S2.依据市场上香椿的定价标准,从外观、颜色、香味和嫩度等4个方面对香椿品质进行评价;S3.测定不同采收期香椿样品的叶绿素含量、维生素C含量、蛋白质含量以及黄酮含量;S4.综合S2打分结果和S3含量测定结果,根据后续加工目的,确定香椿的最优采收期。
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140199420A1 (en) * | 2013-01-17 | 2014-07-17 | National Chung Hsing University | Uses of toona sinensis extract |
CN110487975A (zh) * | 2019-08-28 | 2019-11-22 | 上海市农业科学院 | 一种香菇综合营养品质的测定方法及其评价方式 |
CN110632262A (zh) * | 2019-08-22 | 2019-12-31 | 南京农业大学 | 一种芹菜品质综合评价的方法 |
CN110823814A (zh) * | 2019-11-27 | 2020-02-21 | 上海市农业科学院 | 一种评价茄子果皮类黄酮和总酚含量的简易方法 |
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- 2022-02-21 CN CN202210154674.1A patent/CN114509544A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140199420A1 (en) * | 2013-01-17 | 2014-07-17 | National Chung Hsing University | Uses of toona sinensis extract |
CN110632262A (zh) * | 2019-08-22 | 2019-12-31 | 南京农业大学 | 一种芹菜品质综合评价的方法 |
CN110487975A (zh) * | 2019-08-28 | 2019-11-22 | 上海市农业科学院 | 一种香菇综合营养品质的测定方法及其评价方式 |
CN110823814A (zh) * | 2019-11-27 | 2020-02-21 | 上海市农业科学院 | 一种评价茄子果皮类黄酮和总酚含量的简易方法 |
Non-Patent Citations (2)
Title |
---|
王成 等: "不同生长期香椿抗氧化作用及多酚氧化酶同工酶分析", 食品科学, vol. 34, no. 17, pages 10 - 14 * |
陈德根 等: "不同种源香椿芽菜感官品质及营养成分分析", 林业科技开发, vol. 25, no. 3, pages 40 - 43 * |
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