Table 18.
Chemical analysis of lovage herb essential oil as affected with planting spacing and melatonin concentrations combination treatments in the second season.
| Essential oil compounds | Molecular formula | RT | Relative percentage of the main constituents |
||||||
|---|---|---|---|---|---|---|---|---|---|
| 15 cm planting space plus without soaking |
30 cm planting space plus 75 µM melatonin |
30 cm planting space plus 100 µM melatonin |
|||||||
| 1st cut | 2nd cut | 1st cut | 2nd cut | 1st cut | 2nd cut | ||||
| 1 | α-Thujene | C10H16 | 4.49 | 0.00 | 0.11 | 0.12 | 0.16 | 0.00 | 0.13 |
| 2 | α-Pinene (-)- | C10H16 | 4.69 | 0.57 | 0.74 | 1.11 | 1.70 | 1.13 | 1.09 |
| 3 | Camphene | C10H16 | 5.13 | 0.18 | 0.20 | 0.37 | 0.42 | 0.37 | 0.27 |
| 4 | Sabinene | C10H16 | 5.71 | 0.53 | 0.68 | 0.93 | 0.88 | 0.67 | 0.76 |
| 5 | 2-α-Pinene | C10H16 | 5.87 | 0.27 | 0.31 | 0.46 | 0.46 | 0.69 | 0.30 |
| 6 | α-Myrcene | C10H16 | 6.13 | 0.44 | 1.71 | 1.22 | 1.64 | 1.25 | 1.82 |
| 7 | α -Phellandrene | C10H16 | 6.71 | 0.22 | 0.27 | 0.29 | 0.46 | 0.30 | 0.29 |
| 8 | α-Terpinene | C10H16 | 7.03 | 0.16 | 0.20 | 0.21 | 0.23 | 0.17 | 0.21 |
| 9 | o-Cymene | C10H14 | 7.34 | 0.00 | 0.30 | 0.16 | 0.18 | 0.17 | 0.16 |
| 10 | (+)-carvene | C10H16 | 7.43 | 3.33 | 4.44 | 4.81 | 5.45 | 4.37 | 5.09 |
| 11 | β-Phellandrene | C10H16 | 7.52 | 10.24 | 10.69 | 13.28 | 19.18 | 15.88 | 13.67 |
| 12 | α-Ocimene | C10H16 | 7.62 | 0.00 | 1.29 | 4.78 | 0.00 | 2.60 | 2.85 |
| 13 | 3-Carene | C10H16 | 7.99 | 0.00 | 0.00 | 0.53 | 0.00 | 0.42 | 0.07 |
| 14 | ç-Terpinene | C10H16 | 8.43 | 0.32 | 0.83 | 0.29 | 0.48 | 0.29 | 0.36 |
| 15 | α-Pinene oxide | C10H16O | 9.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.07 |
| 16 | α-Terpinolene | C10H16 | 9.38 | 0.66 | 1.06 | 1.18 | 1.71 | 0.91 | 1.18 |
| 17 | cis-Ocimene | C10H16 | 12.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.07 |
| 18 | l-Menthone | C10H18O | 12.39 | 1.37 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 19 | Menthol | C10H20O | 13.29 | 0.54 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 20 | l-4-Terpineol | C10H18O | 13.35 | 0.00 | 0.15 | 0.27 | 0.08 | 0.16 | 0.21 |
| 21 | Cryptone (CAS) | C9H14O | 13.84 | 0.00 | 0.00 | 0.09 | 0.00 | 0.00 | 0.00 |
| 22 | α-Terpineol | C10H18O | 14.03 | 1.37 | 1.87 | 2.10 | 0.96 | 2.24 | 2.34 |
| 23 | Bornyl acetate | C12H20O2 | 17.55 | 0.52 | 0.34 | 0.85 | 0.48 | 0.70 | 0.49 |
| 24 | l-Menthyl acetate | C12H22O2 | 17.80 | 0.27 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 25 | α-terpinyle acetate | C12H20O2 | 20.24 | 77.72 | 71.90 | 63.85 | 62.79 | 65.09 | 65.69 |
| 26 | Isobornyl propionate | C13H22O2 | 21.36 | 0.09 | 0.00 | 0.00 | 0.08 | 0.00 | 0.00 |
| 27 | Geranyl acetate | C12H20O2 | 21.66 | 0.00 | 0.38 | 1.06 | 0.35 | 0.48 | 0.58 |
| 28 | α-elemene | C15H24 | 21.77 | 0.10 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 29 | Caryophyllene | C15H24 | 22.96 | 0.21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 30 | Germacrene-D | C15H24 | 25.51 | 0.00 | 0.10 | 0.00 | 0.09 | 0.14 | 0.09 |
| 31 | α-Selinene | C15H24 | 25.87 | 0.09 | 0.07 | 0.00 | 0.00 | 0.00 | 0.00 |
| 32 | Gynoval | C15H26O2 | 26.59 | 0.27 | 0.21 | 0.00 | 0.26 | 0.36 | 0.00 |
| 33 | α-Eudesmol (CAS) | C15H26O | 32.45 | 0.00 | 0.00 | 0.00 | 0.00 | 0.11 | 0.00 |
| 34 | Globulol | C15H26O | 32.80 | 0.00 | 0.00 | 0.00 | 0.00 | 0.14 | 0.00 |
| 35 | Butylidene phthalide | C12H12O2 | 33.56 | 0.00 | 0.12 | 0.00 | 0.08 | 0.00 | 0.08 |
| 36 | Ligustilide | C12H14O2 | 35.45 | 0.53 | 2.03 | 1.61 | 1.79 | 1.35 | 2.13 |
| 37 | Leinoleic acid | C18H32O2 | 48.62 | 0.00 | 0.00 | 0.43 | 0.00 | 0.00 | 0.00 |
| Total identified compounds | 100.00 | 100.00 | 100.00 | 99.91 | 99.99 | 100.00 | |||
| Total hydrocarbon compounds | 17.32 | 23.00 | 29.74 | 33.04 | 29.36 | 28.41 | |||
| Total Oxygenated compounds | 82.68 | 77.00 | 70.26 | 66.87 | 70.63 | 71.59 | |||
1st cut and 2nd cut means the first and second cutts, respectively.