代谢组学解析遮阴对茶叶主要品质成分的影响
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陈勤操,戴伟东,蔺志远,解东超,吕美玲,林智
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Effects of Shading on Main Quality Components in Tea (Camellia Sinensis (L) O. Kuntze) Leaves Based on Metabolomics Analysis
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CHEN QinCao,DAI WeiDong,LIN ZhiYuan,XIE DongChao,LÜ MeiLing,LIN Zhi
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表1 遮阴对茶叶中主要生化成分及含水率的影响
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Table 1 The effects of shading on main biochemical compositions and moisture content of tea leaves
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| 对照CK | 中度遮阴(M)Moderate shading | 黑暗遮阴(D)Dark shading | 总多酚 Total polyphenols (%) | 9.99±0.4a | 9.77±0.71a | 12.75±0.57b | 总氨基酸 Total amino acids (%) | 4.63±0.14a | 4.20±0.05b | 4.33±0.06b | 总黄酮 Total flavonoids (%) | 3.28±0.17a | 2.17±0.06b | 1.46±0.14c | 酚氨比Ratio of polyphenols to amino acids | 2.16±0.05a | 2.33±0.17a | 2.95±0.17b | 没食子酸Gallic acid (mg?g-1) | 3.78±0.22a | 4.51±0.29b | 4.63±0.11b | 表没食子儿茶素 EGC (mg?g-1) | 14.93±0.37a | 13.49±0.08b | 10.56±0.34c | 儿茶素 C (mg?g-1) | 4.19±0.13a | 3.99±0.03b | 8.24±0.08c | 表没食子儿茶素没食子酸酯EGCG (mg?g-1) | 29.12±3.86a | 28.35±2.7a | 53.38±6.08b | 表儿茶素EC (mg?g-1) | 6.42±0.05a | 5.58±0.07b | 5.64±0.12b | 表儿茶素没食子酸酯ECG (mg?g-1) | 2.19±0.63a | 1.79±0.37a | 5.69±1.12b | 咖啡碱Caffeine (mg?g-1) | 26.93±0.87a | 28.88±0.08b | 39.4±0.19c | 含水率Moisture content (%) | 78.67±0.13a | 80.15±0.28b | 80.85±0.25c |
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