Table 1.
Sample information and the results of the volatile oil extraction (n = 25)
| Sample | Cultivars | Place of collection | Time of collection | Essential oil yield (g/kg) | Extract characters |
|---|---|---|---|---|---|
| S1 | Citrus reticulata “Chachi” | Sanjiang Town, Xinhui District, Jiangmen City, Guangdong Province | 2015/11/05 | 67.43 ± 0.08 | Colorless |
| S2 | C. reticulata “Chachi” | Sanjiang Town, Xinhui District, Jiangmen City, Guangdong Province | 2015/12/23 | 62.94 ± 0.04 | Colorless |
| S3 | C. reticulata “Chachi” | Gujing Village, Xinhui District, Jiangmen City, Guangdong Province | 2015/10/11 | 89.91 ± 0.35 | Colorless |
| S4 | C. reticulata “Chachi” | Gujing Village, Xinhui District, Jiangmen City, Guangdong Province | 2010 | 5.84 ± 0.13 | Pale yellow |
| S5 | C. reticulata “Chachi” | Gujing Village, Xinhui District, Jiangmen City, Guangdong Province | 2005 | 1.80 ± 0.05 | Aqua |
| S6 | C. reticulata “Chachi” | Dongjia Town, Xinhui District, Jiangmen City, Guangdong Province | 2010 | 4.50 ± 0.04 | Dark yellow |
| S7 | C. reticulata “Chachi” | Dongjia Town, Xinhui District, Jiangmen City, Guangdong Province | 2005 | 2.70 ± 0.02 | Pale yellow |
| S8 | C. reticulata “Chachi” | Tianlu Village, Xinhui District, Jiangmen City, Guangdong Province | 2005 | 17.98 ± 0.05 | Aqua |
| S9 | C. reticulata “Chachi” | Shijian Town, Xinhui District, Jiangmen City, Guangdong Province | 1995 | 7.19 ± 0.01 | Yellow‐green |
| S10 | C. reticulata “Chachi” | Meijiang Town, Xinhui District, Jiangmen City, Guangdong Province | 1995 | 4.50 ± 0.02 | Yellow‐green |
| S11 | C. reticulata “Chachi” | Huaiji County, Zhaoqing City, Guangdong Province | 2015/11/26 | 2.70 ± 0.01 | Pale yellow |
| S12 | C. reticulata “Chachi” | Longmen County, Huizhou City, Guangdong Province | 2015/11/10 | 20.21 ± 0.09 | Colorless |
| S13 | C. reticulata “Unshiu” | Lingui County, Guilin City, Guangxi Zhuang Autonomous Region | 2013/10/03 | 2.25 ± 0.02 | Aqua |
| S14 | C. reticulata “Erythrosa” | Shimen County, Changde City, Hunan Province | 2014/11/30 | 2.25 ± 0.11 | Yellow‐green |
| S15 | C. reticulata “Erythrosa” | Shimen County, Changde City, Hunan Province | 2015/10/21 | 2.02 ± 0.05 | Green |
| S16 | C. reticulata “Erythrosa” | Shimen County, Changde City, Hunan Province | 2015/11/30 | 1.35 ± 0.01 | Yellow‐green |
| S17 | C. reticulata “Speciosa” | Dianjun District, Yichang City, Hubei Province | 2015/10/11 | 0.90 ± 0.03 | Yellow‐green |
| S18 | C. reticulata “Speciosa” | Dianjun District, Yichang City, Hubei Province | 2015/12/11 | 4.04 ± 0.02 | Yellow‐green |
| S19 | C. reticulata “Speciosa” | Pujiang County, Chengdu City, Sichuan Province | 2015/10/15 | 3.59 ± 0.05 | Aqua |
| S20 | C. reticulata “Kinokuni” | Nanfeng County, Fuzhou City, Jiangxi Province | 2015/10/10 | 9.00 ± 0.13 | Aqua |
| S21 | C. reticulata “Dahongpao” | Pujiang County, Chengdu City, Sichuan Province | 2015/10/17 | 6.74 ± 0.05 | Yellow‐green |
| S22 | C. reticulata “Subcompressa” | Yongquan Town, Linhai County, Taizhou City, Zhejiang Province | 2014/10/15 | 0.90 ± 0.06 | Yellow‐green |
| S23 | C. reticulata C. reticulata “Tangerina” | Dongzhang Town, Fuqing County, Fujian Province | 2015/12/24 | 4.50 ± 0.04 | Yellow‐green |
| S24 | Citrus reticulata “Ponkan” | Yongchun County, Quanzhou City, Fujian Province | 2015/12/07 | 0.315 ± 0.09 | Yellow‐green |
| S25 | C. reticulata “Shiyueju” | Huaiji County, Zhaoqing City, Guangdong Province | 2015/11/26 | 38.25 ± 0.20 | Pale green |