Table 1.
Categories and relative contents of volatile components in Dendrobium officinale from different regions.
| Place of Origin | Sample Number | Relative Content % (the Numbers of Volatile Components) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aldehyde | Alcohols | Esters | Terpenes | Ketones | Phenols | Organic Acids | Olefins | Alkanes and Their Derivatives | Other | ||
| Zhejiang | ZB1 | 0.41(1a) | 14.25(11ab) | 10.00(8c) | 0.62(1a) | 0.51(3a) | 0.54(2a) | 17.28(8a) | 0.88(4a) | 52.64(10a) | 3.11(4ab) |
| ZB2 | 0.83(1a) | 16.57(11ab) | 8.53(7c) | 0.55(1a) | 0.28(1a) | 2.83(1a) | 12.32(8a) | 0.48(2ab) | 56.74(10a) | 0.86(4ab) | |
| Fujian | FB1 | 0.46(1a) | 17.92(12a) | 9.59(14a) | 0.43(1a) | 0.50(2a) | 1.89(2a) | 18.26(8a) | 0.28(1b) | 49.86(8ab) | 0.46(2b) |
| FB2 | 0.91(1a) | 5.18(6d) | 10.57(16a) | 0.46(1a) | 0.57(1a) | 0.63(3a) | 21.49(8a) | 0.55(3ab) | 58.17(7b) | 1.50(5a) | |
| Yunnan | YA1 | 0.82(1a) | 2.44(7cd) | 8.39(11b) | 0.66(1a) | 0.54(3a) | 0.39(2a) | 11.25(8a) | 0.51(1b) | 72.40(9ab) | 1.30(5a) |
| Jiangxi | JA1 | 0.60(2a) | 16.74(9bc) | 10.40(8c) | 0(0a) | 0.41(2a) | 1.64(1a) | 17.1(8a) | 1.06(3ab) | 50.32(9ab) | 0.75(2b) |
Note: Different letters indicate significant differences at p < 0.05.