新疆农业科学 ›› 2024, Vol. 61 ›› Issue (4): 926-936.DOI: 10.6048/j.issn.1001-4330.2024.04.017
• 农产品分析检测·土壤肥料·农产品加工工程 • 上一篇 下一篇
张家拓1,2(), 宋占腾2, 玛尔哈巴·帕尔哈提2, 李静2, 汪晖2, 张锐利1(
), 朱靖蓉2(
)
收稿日期:
2023-09-10
出版日期:
2024-04-20
发布日期:
2024-05-31
通信作者:
朱靖蓉(1972-),女,浙江龙游人,正高级实验师,硕士,硕士生导师,研究方向为农产品营养品质评价,(E-mail)Zhujr2030@163.com;作者简介:
张家拓(1994-),男,辽宁锦州人,硕士,研究方向为食品加工与安全,(E-mail)442403198@qq.com
基金资助:
ZHANG Jiatuo1,2(), SONG Zhanteng2, Maerhaba Paerhati2, LI Jing2, WANG Hui2, ZHANG Ruili1(
), ZHU Jingrong2(
)
Received:
2023-09-10
Published:
2024-04-20
Online:
2024-05-31
Correspondence author:
ZHU Jingrong (1972-), female, from Longyou, Zhejiang, senior experimenter, master's degree, research direction: evaluation of nutritional quality of agricultural products, (E-mail)Zhujr2030@163.com;Supported by:
摘要:
【目的】研究不同品种恰玛古(芜菁)营养功能成分的差异,综合评价新疆阿克苏地区柯坪县恰玛古品质特性,为新疆阿克苏地区柯坪县优质恰玛古种质资源开发提供理论依据。【方法】以新疆阿克苏地区柯坪县的白色小恰玛古、黄色恰玛古、紫色恰玛古和白色大恰玛古4个恰玛古品种为材料,分别测定粗纤维、总糖、可溶性固形物、蛋白质、氨基酸、多种矿物元素等34种基础性营养指标和3种功能性成分指标;采用相关性、主成分及聚类分析方法综合评价新疆阿克苏地区柯坪县恰玛古品质。【结果】在测定的34种基础性营养指标中,不同品种恰玛古中的水分含量无显著性差异,粗纤维、可滴定酸、总糖、还原糖、蔗糖、VC、可溶性固形物、蛋白质、氨基酸和矿物元素指标有显著性差异,3种功能性成分指标中粗多糖、总黄酮、皂苷含量有显著性差异。在不同的品质指标之间均存在极显著性(P<0.01)或显著性差异(P<0.05)。提取获得的前4个主成分累积贡献率达到98.882%(反映大多数原变量信息)。黄色恰玛古综合评分排序最高,白色小恰玛古次之,紫色恰玛古和白色大恰玛古分别为位列第3和第4。【结论】新疆阿克苏地区柯坪县恰玛古的营养功能成分之间存在品种间差异,而水分和总氨基酸含量在不同品种间基本稳定,不同品质指标之间均存在一定的相关性。获得4个主要成分可以表征不同品质指标的大部分信息,黄色恰玛古为品质最佳品种。
中图分类号:
张家拓, 宋占腾, 玛尔哈巴·帕尔哈提, 李静, 汪晖, 张锐利, 朱靖蓉. 不同品种恰玛古(芜菁)营养品质分析及综合评价[J]. 新疆农业科学, 2024, 61(4): 926-936.
ZHANG Jiatuo, SONG Zhanteng, Maerhaba Paerhati, LI Jing, WANG Hui, ZHANG Ruili, ZHU Jingrong. Nutritional quality analysis and comprehensive evaluation of different chamagu(Brassica rapa L.) varieties[J]. Xinjiang Agricultural Sciences, 2024, 61(4): 926-936.
营养功能成分 Nutritional functional components | 白色小恰玛古 White little chamagu | 黄色恰玛古 Yellow chamagu | 紫色恰玛古 Purple chamagu | 白色大恰玛古 White big chamagu |
---|---|---|---|---|
水分Moisture(g/100g) | 85.62±1.85a | 83.91±2.17a | 86.6±1.01a | 87.2±1.74a |
总糖Total sugar(g/100g) | 7.94±0.72b | 9.96±0.94a | 7.28±0.53bc | 6.44±0.62c |
还原糖Reducing sugar(g/100g) | 6.81±0.55b | 8.81±0.54a | 5.72±0.48c | 4.2±0.39d |
蔗糖Sucrose(g/100g) | 1.13±0.07c | 1.15±0.09c | 1.56±0.12b | 2.24±0.10a |
可溶性固形物Soluble solids(%) | 14.10±1.24ab | 15.50±1.32a | 13.10±1.18ab | 12.10±1.08b |
可滴定酸Titrable acidity(g/100g) | 0.17±0.01b | 0.15±0.01b | 0.21±0.02a | 0.17±0.01b |
VC(mg/100g) | 51.40±2.80c | 73.80±3.40a | 53.20±2.90c | 63.80±3.20b |
粗纤维Crude fibre(%) | 1.09±0.09ab | 1.23±0.11a | 1.05±0.07b | 1.07±0.05ab |
蛋白质Protein(g/100g) | 2.08±0.18a | 1.61±0.12b | 2.14±0.21a | 2.19±0.17a |
粗多糖Crude polysaccharide(g/100g) | 0.51±0.03a | 0.55±0.05a | 0.23±0.01c | 0.30±0.02b |
总黄酮Total flavone(mg/g) | 0.104 5±0.001 0bc | 0.095 0±0.009 4c | 0.126 5±0.001 2a | 0.111 0±0.001 1b |
皂苷Saponin(g/100g) | 1.33±0.09c | 1.78±0.03a | 1.45±0.03b | 1.17±0.01d |
表1 不同品种恰玛古营养功能成分变化
Tab.1 Changes of nutritional functional components of different varieties of chamagu
营养功能成分 Nutritional functional components | 白色小恰玛古 White little chamagu | 黄色恰玛古 Yellow chamagu | 紫色恰玛古 Purple chamagu | 白色大恰玛古 White big chamagu |
---|---|---|---|---|
水分Moisture(g/100g) | 85.62±1.85a | 83.91±2.17a | 86.6±1.01a | 87.2±1.74a |
总糖Total sugar(g/100g) | 7.94±0.72b | 9.96±0.94a | 7.28±0.53bc | 6.44±0.62c |
还原糖Reducing sugar(g/100g) | 6.81±0.55b | 8.81±0.54a | 5.72±0.48c | 4.2±0.39d |
蔗糖Sucrose(g/100g) | 1.13±0.07c | 1.15±0.09c | 1.56±0.12b | 2.24±0.10a |
可溶性固形物Soluble solids(%) | 14.10±1.24ab | 15.50±1.32a | 13.10±1.18ab | 12.10±1.08b |
可滴定酸Titrable acidity(g/100g) | 0.17±0.01b | 0.15±0.01b | 0.21±0.02a | 0.17±0.01b |
VC(mg/100g) | 51.40±2.80c | 73.80±3.40a | 53.20±2.90c | 63.80±3.20b |
粗纤维Crude fibre(%) | 1.09±0.09ab | 1.23±0.11a | 1.05±0.07b | 1.07±0.05ab |
蛋白质Protein(g/100g) | 2.08±0.18a | 1.61±0.12b | 2.14±0.21a | 2.19±0.17a |
粗多糖Crude polysaccharide(g/100g) | 0.51±0.03a | 0.55±0.05a | 0.23±0.01c | 0.30±0.02b |
总黄酮Total flavone(mg/g) | 0.104 5±0.001 0bc | 0.095 0±0.009 4c | 0.126 5±0.001 2a | 0.111 0±0.001 1b |
皂苷Saponin(g/100g) | 1.33±0.09c | 1.78±0.03a | 1.45±0.03b | 1.17±0.01d |
矿物元素 Mineral elements (mg/kg) | 白色小恰玛古 White little chamagu | 黄色恰玛古 Yellow chamagu | 紫色恰玛古 Purple chamagu | 白色大恰玛古 White big chamagu |
---|---|---|---|---|
Ca | 821.60±30.75a | 666.81±26.26c | 674.14±33.34c | 739.01±21.82b |
Cu | 0.382 1±0.035 8a | 0.379 0±0.001 2a | 0.388 0±0.005 1a | 0.380 2±0.000 3a |
Fe | 22.37±0.17a | 23.71±0.17a | 19.64±0.16b | 13.57±0.15c |
K | 3 547.07±221.65b | 3 114.83±246.02c | 3 239.04±220.73c | 3 804.69±216.97a |
Mg | 383.71±34.08a | 267.41±26.4c | 324.98±32.4b | 320.36±30.36b |
Mn | 2.023 3±0.066 1a | 1.899 0±0.087 2b | 1.634 3±0.025 4c | 1.833 9±0.064 7b |
Na | 2 223.87±153.59a | 494.62±45.62c | 1 781.41±147.52b | 2 031.12±200.03ab |
P | 696.39±67.14ab | 738.88±64.35a | 673.62±54.38ab | 577.98±57.29b |
总计Total | 7 697.42±280.29a | 5 308.53±41.86c | 6 714.44±333.28b | 7 488.96±141.28a |
表2 不同品种恰玛古矿物元素含量测定值变化
Tab.2 Changes of determination of mineral element content in different varieties of chamagu
矿物元素 Mineral elements (mg/kg) | 白色小恰玛古 White little chamagu | 黄色恰玛古 Yellow chamagu | 紫色恰玛古 Purple chamagu | 白色大恰玛古 White big chamagu |
---|---|---|---|---|
Ca | 821.60±30.75a | 666.81±26.26c | 674.14±33.34c | 739.01±21.82b |
Cu | 0.382 1±0.035 8a | 0.379 0±0.001 2a | 0.388 0±0.005 1a | 0.380 2±0.000 3a |
Fe | 22.37±0.17a | 23.71±0.17a | 19.64±0.16b | 13.57±0.15c |
K | 3 547.07±221.65b | 3 114.83±246.02c | 3 239.04±220.73c | 3 804.69±216.97a |
Mg | 383.71±34.08a | 267.41±26.4c | 324.98±32.4b | 320.36±30.36b |
Mn | 2.023 3±0.066 1a | 1.899 0±0.087 2b | 1.634 3±0.025 4c | 1.833 9±0.064 7b |
Na | 2 223.87±153.59a | 494.62±45.62c | 1 781.41±147.52b | 2 031.12±200.03ab |
P | 696.39±67.14ab | 738.88±64.35a | 673.62±54.38ab | 577.98±57.29b |
总计Total | 7 697.42±280.29a | 5 308.53±41.86c | 6 714.44±333.28b | 7 488.96±141.28a |
氨基酸 Amino acids(mg/100g) | 白色小恰玛古 White little chamagu | 黄色恰玛古 Yellow chamagu | 紫色恰玛古 Purple chamagu | 白色大恰玛古 White big chamagu |
---|---|---|---|---|
苏氨酸Threonine | 48.36±4.82a | 44.12±4.41a | 45.24±4.52a | 45.44±4.54a |
缬氨酸Valine | 75.28±7.52a | 69.52±6.22a | 71.56±7.15a | 69.32±6.93a |
蛋氨酸Methionine | 12.12±1.21a | 12.58±1.26a | 12.14±1.21a | 8.17±0.81b |
异亮氨酸Isoleucine | 48.50±4.65a | 45.54±4.55a | 46.43±4.63a | 44.45±4.44a |
亮氨酸Leucine | 66.14±6.14a | 61.18±6.12a | 61.16±6.12a | 57.16±5.71a |
苯丙氨酸Phenylalanine | 52.50±5.22a | 49.52±4.92a | 48.58±4.85a | 46.11±4.61a |
赖氨酸Lysine | 80.50±6.05a | 70.55±7.05a | 72.54±7.25a | 68.16±6.81a |
组氨酸Histidine | 39.12±3.12a | 35.48±3.54a | 38.56±3.85a | 34.54±3.45a |
天冬氨酸Aspartic acid | 133.25±13.25a | 143.50±14.35a | 142.52±14.25a | 129.12±12.91a |
丝氨酸Serine | 54.12±5.23a | 43.34±4.33b | 51.33±5.12ab | 44.68±4.46ab |
谷氨酸Glutamic acid | 293.57±29.3b | 152.50±15.25c | 448.64±44.8a | 394.72±39.47a |
甘氨酸Glycine | 43.54±4.12a | 40.56±4.05a | 38.52±3.85a | 37.62±3.76a |
丙氨酸Alanine | 58.78±5.87a | 63.54±6.35a | 53.58±5.35a | 61.16±6.11a |
胱氨酸Cysteine | 10.50±1.02a | 11.12±1.10ab | 10.12±1.01b | 11.24±1.12ab |
酪氨酸Tyrosine | 35.34±3.32a | 35.36±3.54a | 34.52±3.45a | 31.21±3.12a |
精氨酸Arginine | 65.44±6.12b | 38.42±3.84c | 77.12±7.71a | 54.45±5.45b |
脯氨酸Proline | 588.50±23.45a | 448.58±44.8b | 442.28±4.42b | 435.32±43.53b |
合计Total | 1 705.56±170.87a | 1 365.41±136.28b | 1 695.84±169.02a | 1 572.87±157.28c |
表3 不同品种恰玛古氨基酸组成及含量变化
Tab.3 Changes of amino acid composition and content of different varieties of chamagu
氨基酸 Amino acids(mg/100g) | 白色小恰玛古 White little chamagu | 黄色恰玛古 Yellow chamagu | 紫色恰玛古 Purple chamagu | 白色大恰玛古 White big chamagu |
---|---|---|---|---|
苏氨酸Threonine | 48.36±4.82a | 44.12±4.41a | 45.24±4.52a | 45.44±4.54a |
缬氨酸Valine | 75.28±7.52a | 69.52±6.22a | 71.56±7.15a | 69.32±6.93a |
蛋氨酸Methionine | 12.12±1.21a | 12.58±1.26a | 12.14±1.21a | 8.17±0.81b |
异亮氨酸Isoleucine | 48.50±4.65a | 45.54±4.55a | 46.43±4.63a | 44.45±4.44a |
亮氨酸Leucine | 66.14±6.14a | 61.18±6.12a | 61.16±6.12a | 57.16±5.71a |
苯丙氨酸Phenylalanine | 52.50±5.22a | 49.52±4.92a | 48.58±4.85a | 46.11±4.61a |
赖氨酸Lysine | 80.50±6.05a | 70.55±7.05a | 72.54±7.25a | 68.16±6.81a |
组氨酸Histidine | 39.12±3.12a | 35.48±3.54a | 38.56±3.85a | 34.54±3.45a |
天冬氨酸Aspartic acid | 133.25±13.25a | 143.50±14.35a | 142.52±14.25a | 129.12±12.91a |
丝氨酸Serine | 54.12±5.23a | 43.34±4.33b | 51.33±5.12ab | 44.68±4.46ab |
谷氨酸Glutamic acid | 293.57±29.3b | 152.50±15.25c | 448.64±44.8a | 394.72±39.47a |
甘氨酸Glycine | 43.54±4.12a | 40.56±4.05a | 38.52±3.85a | 37.62±3.76a |
丙氨酸Alanine | 58.78±5.87a | 63.54±6.35a | 53.58±5.35a | 61.16±6.11a |
胱氨酸Cysteine | 10.50±1.02a | 11.12±1.10ab | 10.12±1.01b | 11.24±1.12ab |
酪氨酸Tyrosine | 35.34±3.32a | 35.36±3.54a | 34.52±3.45a | 31.21±3.12a |
精氨酸Arginine | 65.44±6.12b | 38.42±3.84c | 77.12±7.71a | 54.45±5.45b |
脯氨酸Proline | 588.50±23.45a | 448.58±44.8b | 442.28±4.42b | 435.32±43.53b |
合计Total | 1 705.56±170.87a | 1 365.41±136.28b | 1 695.84±169.02a | 1 572.87±157.28c |
氨基酸 Amino acids (mg/100g) | 白色小恰玛古 White little chamagu | 黄色恰玛古 Yellow chamagu | 紫色恰玛古 Purple chamagu | 白色大恰玛古 White big chamagu |
---|---|---|---|---|
必需氨基酸 Essential amino acids | 383.40±35.61 | 353.01±34.53 | 357.65±35.73 | 338.81±33.85 |
非必需氨基酸 Non-essential amino acids | 1322.16±94.8 | 1012.4 0±101.15 | 1337.19±133.59 | 1234.06±123.38 |
药用氨基酸 Medicinal amino acids | 782.4±74.73 | 604.17±60.38 | 935.74 ±93.49 | 826.72±82.65 |
鲜味氨基酸 Umami amino acids | 616.98 ±61.08 | 484.98 ±96.92 | 766.36 ±76.55 | 699.94±69.98 |
甜味氨基酸 Sweet amino acids | 744.94 ±38.67 | 596.02 ±59.53 | 585.71±58.52 | 578.78±57.86 |
芳香族氨基酸 Aromatic amino acids | 87.84±8.54 | 84.88±8.46 | 83.10±8.30 | 77.32±7.73 |
含硫氨基酸 Sulfur-containing amino acids | 22.62±4.46 | 23.7±2.36 | 22.26±2.22 | 19.41±1.93 |
表4 不同品种恰玛古中必需氨基酸、非必需氨基酸、药用氨基酸和味觉氨基酸总量变化
Tab.4 Changes of analysis of essential amino acids, non essential amino acids, medicinal amino acids, and taste amino acids in different varieties of chamagu
氨基酸 Amino acids (mg/100g) | 白色小恰玛古 White little chamagu | 黄色恰玛古 Yellow chamagu | 紫色恰玛古 Purple chamagu | 白色大恰玛古 White big chamagu |
---|---|---|---|---|
必需氨基酸 Essential amino acids | 383.40±35.61 | 353.01±34.53 | 357.65±35.73 | 338.81±33.85 |
非必需氨基酸 Non-essential amino acids | 1322.16±94.8 | 1012.4 0±101.15 | 1337.19±133.59 | 1234.06±123.38 |
药用氨基酸 Medicinal amino acids | 782.4±74.73 | 604.17±60.38 | 935.74 ±93.49 | 826.72±82.65 |
鲜味氨基酸 Umami amino acids | 616.98 ±61.08 | 484.98 ±96.92 | 766.36 ±76.55 | 699.94±69.98 |
甜味氨基酸 Sweet amino acids | 744.94 ±38.67 | 596.02 ±59.53 | 585.71±58.52 | 578.78±57.86 |
芳香族氨基酸 Aromatic amino acids | 87.84±8.54 | 84.88±8.46 | 83.10±8.30 | 77.32±7.73 |
含硫氨基酸 Sulfur-containing amino acids | 22.62±4.46 | 23.7±2.36 | 22.26±2.22 | 19.41±1.93 |
性状 Characters | 水分 Moisture | 粗纤维 Crude fibre | 粗多糖 Crude polysac charide | 可滴定酸 Titrable acidity | 总糖 Total sugar | 还原糖 Reducing sugar | 蔗糖 Sucrose | VC | 可溶性 固形物 Soluble solids | 总黄酮 Total flavone | 皂苷 Saponin | 蛋白质 Protein | 总矿物 元素含量 Total mineral element content | 总氨基 酸含量 Total amino acid content |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
水分Moisture | 1 | |||||||||||||
粗纤维Crude fibre | 0.065 | 1 | ||||||||||||
粗多糖 Crude polysaccharide | -0.421 | 0.677* | 1 | |||||||||||
可滴定酸 Titrable acidity | 0.684* | -0.195 | -0.652* | 1 | ||||||||||
总糖Total sugar | -0.289 | 0.894** | 0.791** | -0.288 | 1 | |||||||||
还原糖 Reducing sugar | -0.460 | 0.765** | 0.818** | -0.332 | 0.969** | 1 | ||||||||
蔗糖Sucrose | 0.643* | -0.269 | -0.678* | 0.289 | -0.645* | -0.805** | 1 | |||||||
VC | -0.151 | 0.749** | 0.415 | -0.466 | 0.611* | 0.465 | 0.087 | 1 | ||||||
可溶性固形物 Soluble solids | -0.059 | 0.911** | 0.757** | -0.096 | 0.956** | 0.908** | -0.581* | 0.490 | 1 | |||||
总黄酮Total flavone | 0.664* | -0.395 | -0.809** | 0.889** | -0.514 | -0.567 | 0.445 | -0.527 | -0.386 | 1 | ||||
皂苷Saponin | 0.021 | 0.426 | 0.238 | 0.467 | 0.608* | 0.647* | -0.635* | -0.112 | 0.691* | 0.211 | 1 | |||
蛋白质Protein | 0.679* | -0.654* | -0.695* | 0.600* | -0.845** | -0.862** | 0.606* | -0.713** | -0.659* | 0.709** | -0.282 | 1 | ||
总矿物元素含量 Total mineral element content | 0.467 | -0.598* | -0.347 | 0.269 | -0.741** | -0.713** | 0.398 | -0.707* | -0.562 | 0.358 | -0.378 | 0.876** | 1 | |
总氨基酸含量 Total amino acid content | 0.818** | -0.021 | -0.251 | 0.786** | -0.192 | -0.247 | 0.203 | -0.507 | 0.094 | 0.619* | 0.378 | 0.677* | 0.570 | 1 |
表5 不同品种恰玛古品质性状的相关性
Tab.5 Correlation analysis of quality traits of different varieties of charmagoo
性状 Characters | 水分 Moisture | 粗纤维 Crude fibre | 粗多糖 Crude polysac charide | 可滴定酸 Titrable acidity | 总糖 Total sugar | 还原糖 Reducing sugar | 蔗糖 Sucrose | VC | 可溶性 固形物 Soluble solids | 总黄酮 Total flavone | 皂苷 Saponin | 蛋白质 Protein | 总矿物 元素含量 Total mineral element content | 总氨基 酸含量 Total amino acid content |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
水分Moisture | 1 | |||||||||||||
粗纤维Crude fibre | 0.065 | 1 | ||||||||||||
粗多糖 Crude polysaccharide | -0.421 | 0.677* | 1 | |||||||||||
可滴定酸 Titrable acidity | 0.684* | -0.195 | -0.652* | 1 | ||||||||||
总糖Total sugar | -0.289 | 0.894** | 0.791** | -0.288 | 1 | |||||||||
还原糖 Reducing sugar | -0.460 | 0.765** | 0.818** | -0.332 | 0.969** | 1 | ||||||||
蔗糖Sucrose | 0.643* | -0.269 | -0.678* | 0.289 | -0.645* | -0.805** | 1 | |||||||
VC | -0.151 | 0.749** | 0.415 | -0.466 | 0.611* | 0.465 | 0.087 | 1 | ||||||
可溶性固形物 Soluble solids | -0.059 | 0.911** | 0.757** | -0.096 | 0.956** | 0.908** | -0.581* | 0.490 | 1 | |||||
总黄酮Total flavone | 0.664* | -0.395 | -0.809** | 0.889** | -0.514 | -0.567 | 0.445 | -0.527 | -0.386 | 1 | ||||
皂苷Saponin | 0.021 | 0.426 | 0.238 | 0.467 | 0.608* | 0.647* | -0.635* | -0.112 | 0.691* | 0.211 | 1 | |||
蛋白质Protein | 0.679* | -0.654* | -0.695* | 0.600* | -0.845** | -0.862** | 0.606* | -0.713** | -0.659* | 0.709** | -0.282 | 1 | ||
总矿物元素含量 Total mineral element content | 0.467 | -0.598* | -0.347 | 0.269 | -0.741** | -0.713** | 0.398 | -0.707* | -0.562 | 0.358 | -0.378 | 0.876** | 1 | |
总氨基酸含量 Total amino acid content | 0.818** | -0.021 | -0.251 | 0.786** | -0.192 | -0.247 | 0.203 | -0.507 | 0.094 | 0.619* | 0.378 | 0.677* | 0.570 | 1 |
成分 Components | 初始特征值Initial eigenvalue | 载荷平方和Load sum of squares | ||||
---|---|---|---|---|---|---|
总计 Total | 方差百分比 Percent variance | 累积方差贡献率 Cumulative variance contribution rate (%) | 总计 Total | 方差百分比 Percent variance | 累积方差贡献率 Cumulative variance contribution rate (%) | |
1 | 7.776 | 55.545 | 55.545 | 7.776 | 55.545 | 55.545 |
2 | 3.201 | 22.866 | 78.411 | 3.201 | 22.866 | 78.411 |
3 | 1.697 | 12.125 | 90.536 | 1.697 | 12.125 | 90.536 |
4 | 1.168 | 8.346 | 98.882 | 1.168 | 8.346 | 98.882 |
表6 主成分特征值及方差贡献率
Tab.6 Principal component eigenvalue and variance contribution rate
成分 Components | 初始特征值Initial eigenvalue | 载荷平方和Load sum of squares | ||||
---|---|---|---|---|---|---|
总计 Total | 方差百分比 Percent variance | 累积方差贡献率 Cumulative variance contribution rate (%) | 总计 Total | 方差百分比 Percent variance | 累积方差贡献率 Cumulative variance contribution rate (%) | |
1 | 7.776 | 55.545 | 55.545 | 7.776 | 55.545 | 55.545 |
2 | 3.201 | 22.866 | 78.411 | 3.201 | 22.866 | 78.411 |
3 | 1.697 | 12.125 | 90.536 | 1.697 | 12.125 | 90.536 |
4 | 1.168 | 8.346 | 98.882 | 1.168 | 8.346 | 98.882 |
指标 Indexes | 主成分1(PC1) Principal component 1 | 主成分2(PC2) Principal component 2 | 主成分3(PC3) Principal component 3 | 主成分4(PC4) Principal component 4 | ||||
---|---|---|---|---|---|---|---|---|
特征向量 Feature vector | 载荷值 Load value | 特征向量 Feature vector | 载荷值 Load value | 特征向量 Feature vector | 载荷值 Load value | 特征向量 Feature vector | 载荷值 Load value | |
水分 Moisture(X1) | -0.577 1 | -0.243 6 | 0.582 3 | 0.245 8 | 0.508 8 | 0.214 8 | 0.228 3 | 0.096 4 |
粗纤维 Crude fibre(X2) | 0.764 7 | 0.322 8 | 0.405 5 | 0.171 2 | 0.467 8 | 0.197 5 | 0.145 8 | 0.061 6 |
粗多糖 Crude polysaccharide (X3) | 0.849 6 | 0.358 7 | 0.002 8 | 0.001 2 | -0.108 6 | -0.045 8 | 0.510 1 | 0.215 3 |
可滴定酸 Titrable acidity(X4) | -0.579 5 | -0.244 6 | 0.744 4 | 0.314 3 | -0.002 8 | -0.001 2 | -0.298 0 | -0.125 8 |
总糖 Total sugar(X5) | 0.932 7 | 0.393 8 | 0.348 5 | 0.147 1 | 0.080 7 | 0.034 1 | 0.007 9 | 0.003 3 |
还原糖 Reducing sugar(X6) | 0.945 8 | 0.399 3 | 0.285 0 | 0.120 3 | -0.154 2 | -0.065 1 | -0.003 5 | -0.001 5 |
蔗糖 Sucrose(X7) | -0.687 6 | -0.290 3 | -0.166 2 | -0.070 2 | 0.703 1 | 0.296 8 | -0.025 7 | -0.010 8 |
VC(X8) | 0.659 1 | 0.278 2 | -0.171 9 | -0.072 6 | 0.717 8 | 0.303 0 | -0.123 1 | -0.052 0 |
可溶性固形物 Soluble solids(X9) | 0.807 8 | 0.341 0 | 0.557 3 | 0.235 3 | 0.098 8 | 0.041 7 | 0.159 9 | 0.067 5 |
总黄酮 Total flavone(X10) | -0.746 3 | -0.315 1 | 0.504 0 | 0.212 8 | 0.022 0 | 0.009 3 | -0.371 2 | -0.156 7 |
皂苷Saponin(X11) | 0.378 3 | 0.159 7 | 0.821 1 | 0.346 6 | -0.350 8 | -0.148 1 | -0.239 4 | -0.101 1 |
蛋白质 Protein(X12) | -0.960 4 | -0.405 4 | 0.151 7 | 0.064 0 | -0.032 6 | -0.013 8 | 0.225 5 | 0.095 2 |
总矿物元素含量 Total mineral element content(X13) | -0.778 1 | -0.328 5 | -0.017 4 | -0.007 3 | -0.183 8 | -0.077 6 | 0.582 9 | 0.246 1 |
总氨基酸含量 Total amino acid content(X14) | -0.498 8 | -0.210 6 | 0.788 4 | 0.332 8 | -0.004 8 | -0.002 0 | 0.344 6 | 0.145 5 |
表7 主成分特征向量及载荷值
Tab.7 Principal component eigenvector and load value
指标 Indexes | 主成分1(PC1) Principal component 1 | 主成分2(PC2) Principal component 2 | 主成分3(PC3) Principal component 3 | 主成分4(PC4) Principal component 4 | ||||
---|---|---|---|---|---|---|---|---|
特征向量 Feature vector | 载荷值 Load value | 特征向量 Feature vector | 载荷值 Load value | 特征向量 Feature vector | 载荷值 Load value | 特征向量 Feature vector | 载荷值 Load value | |
水分 Moisture(X1) | -0.577 1 | -0.243 6 | 0.582 3 | 0.245 8 | 0.508 8 | 0.214 8 | 0.228 3 | 0.096 4 |
粗纤维 Crude fibre(X2) | 0.764 7 | 0.322 8 | 0.405 5 | 0.171 2 | 0.467 8 | 0.197 5 | 0.145 8 | 0.061 6 |
粗多糖 Crude polysaccharide (X3) | 0.849 6 | 0.358 7 | 0.002 8 | 0.001 2 | -0.108 6 | -0.045 8 | 0.510 1 | 0.215 3 |
可滴定酸 Titrable acidity(X4) | -0.579 5 | -0.244 6 | 0.744 4 | 0.314 3 | -0.002 8 | -0.001 2 | -0.298 0 | -0.125 8 |
总糖 Total sugar(X5) | 0.932 7 | 0.393 8 | 0.348 5 | 0.147 1 | 0.080 7 | 0.034 1 | 0.007 9 | 0.003 3 |
还原糖 Reducing sugar(X6) | 0.945 8 | 0.399 3 | 0.285 0 | 0.120 3 | -0.154 2 | -0.065 1 | -0.003 5 | -0.001 5 |
蔗糖 Sucrose(X7) | -0.687 6 | -0.290 3 | -0.166 2 | -0.070 2 | 0.703 1 | 0.296 8 | -0.025 7 | -0.010 8 |
VC(X8) | 0.659 1 | 0.278 2 | -0.171 9 | -0.072 6 | 0.717 8 | 0.303 0 | -0.123 1 | -0.052 0 |
可溶性固形物 Soluble solids(X9) | 0.807 8 | 0.341 0 | 0.557 3 | 0.235 3 | 0.098 8 | 0.041 7 | 0.159 9 | 0.067 5 |
总黄酮 Total flavone(X10) | -0.746 3 | -0.315 1 | 0.504 0 | 0.212 8 | 0.022 0 | 0.009 3 | -0.371 2 | -0.156 7 |
皂苷Saponin(X11) | 0.378 3 | 0.159 7 | 0.821 1 | 0.346 6 | -0.350 8 | -0.148 1 | -0.239 4 | -0.101 1 |
蛋白质 Protein(X12) | -0.960 4 | -0.405 4 | 0.151 7 | 0.064 0 | -0.032 6 | -0.013 8 | 0.225 5 | 0.095 2 |
总矿物元素含量 Total mineral element content(X13) | -0.778 1 | -0.328 5 | -0.017 4 | -0.007 3 | -0.183 8 | -0.077 6 | 0.582 9 | 0.246 1 |
总氨基酸含量 Total amino acid content(X14) | -0.498 8 | -0.210 6 | 0.788 4 | 0.332 8 | -0.004 8 | -0.002 0 | 0.344 6 | 0.145 5 |
样品Samples | Y1 | Y2 | Y3 | Y4 | F | 排序Sequence |
---|---|---|---|---|---|---|
A | -0.017 0 | 0.407 0 | -1.393 6 | 1.507 5 | 0.040 9 | 2 |
B | 4.303 4 | -0.447 1 | 0.424 8 | -0.431 8 | 2.329 6 | 1 |
C | -1.870 4 | 1.425 3 | -0.498 1 | -1.473 4 | -0.906 5 | 3 |
D | -2.442 9 | -1.388 8 | 1.449 2 | 0.462 3 | -1.476 7 | 4 |
表8 综合评价得分
Tab.8 Comprehensive evaluation score
样品Samples | Y1 | Y2 | Y3 | Y4 | F | 排序Sequence |
---|---|---|---|---|---|---|
A | -0.017 0 | 0.407 0 | -1.393 6 | 1.507 5 | 0.040 9 | 2 |
B | 4.303 4 | -0.447 1 | 0.424 8 | -0.431 8 | 2.329 6 | 1 |
C | -1.870 4 | 1.425 3 | -0.498 1 | -1.473 4 | -0.906 5 | 3 |
D | -2.442 9 | -1.388 8 | 1.449 2 | 0.462 3 | -1.476 7 | 4 |
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