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Using stable isotope signatures to delineate the geographic point-of-origin of Keemun black tea |
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| Authors: | Chuan-yi Peng Yan-ling Zhang Wei Song Ya-ning Lv Qian Xu Ping Zheng Zheng-zhu Zhang Xiao-chun Wan Ru-yan Hou Hui-mei Cai |
| Affiliation: | 1. Anhui Province Key Lab of Analysis and Detection for Food Safety, Hefei, People's Republic of China Anhui Entry-Exit Inspection and Quarantine Bureau, Hefei, People's Republic of China;2. Sunriver Keemun Black Tea Co., Ltd., Huangshan, People's Republic of China;3. State Key Laboratory of Tea Plant Biology and Utilization, Anhui Agricultural University, Hefei, People's Republic of China |
| Abstract: | |
| Keywords: | Keemun black tea geographic production regions influence factors δ13C δ15N k-NN model |