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. 2022 Jul 22;12:12568. doi: 10.1038/s41598-022-16241-z

Table 2.

The effect of selenium sources and flowering stages on some essential oils of Echium amoenum.

Compsition RI Con Sodium selenite (mg L−1) Sodium selenite (mg L−1)
2 4 8 16 2 4 8 16
1 a-Pinene 922 18.11 19 19.02 20.2 20.73 21.23 23.61 21.23 19.19
2 Myrcene 989 0.51 0.61 0.35 0.55 0.42 0.49 0.35 0.47 0.61
3 (Z)-β-Ocimene 1034 1.21 1.23 1.11 0.9 0.87 1.25 0.5 1.02 1
4 1-Octen-3-yl acetate 1111 0.56 0.61 0.68 0.12 1.25 0.98 0.4 1.11 2.21
5 Camphor 1167 0.8 4 3.8 3.3 2.2 1.2 0.9 2.1 1.9
6 Terpinen-4-ol 1180 1.23 0
7 Borneol 1184 4 1.6 1.2 0.8 1.6 1.3 1.7 2.08 1.44
8 Carvacrol 1307 4.6 4.4 4.36 4.86 4.77 5 5.89 4.22 4.08
9 δ-Elemene 1340 2.33 2.25 2.12 2.09 2.42 2 0.7 2.29 2.72
10 β-Elemene 1392 3.61
11 β-Caryophyllene 1413 2.01 1.55 2.65 2.02 2.21 1.61 1.79 1.87 3.08
12 α-Guaiene 1439 0.61 0.31 0.53 1 0.41 0.46 0.22 0.25 0.52
13 β-Sesquiphellandrene 1512 3.31 3.23 3.69 3.45 3.61 1.89 3.56 3.33
14 δ-Cadinene 1519 46.66 47.31 47.74 47.91 49 50.02 53 50.5 47
15 α-Cadinene 1533 4 4.3 4.26 4.5 3.54 4.03 5.5 4.11 4.23
16 Spathulenol 1577 1.21 0.02
17 β-Eudesmol 1651 0.77 0.64 0.56 0.68 0.78 0.91 0.25 0.67 0.85
18 α-Cadinol 1566 1.21 1.32 1.5 1.24 1.23 1.1 1.03 1.11 2.25
19 β-Bisabolol 1688 3.12 2.22 2.08 2.51 2.42 2.55 1.2 1.1 2.22
20 2-Phenethyl benzoate 1798 3.11 2.25 2.26 2.11 2.31 2.13 1 1.45 2.09
All (%) 99.65 96.91 97.45 98.48 99.61 99.87 99.95 99.14 98.72

Significant values are in bold.