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Table 3 The effect of the L. usitatissimum L. extracts treatment on fatty acids concentration in soybean seeds (mean ± SD)

From: Solid–liquid extraction of bioactive compounds as a green alternative for developing novel biostimulant from Linum usitatissimum L.

Fatty acids (mg/g)

2017

2018

2019

Average 2017–2019

Control

Infusion

Control

Infusion

Control

Infusion

Control

Infusion

Hexanoic acid (C6:0)

< LLD

0.19 ± 0.02

< LLD

0.14 ± 0.02

< LLD

0.15 ± 0.02

< LLD

0.16 ± 0.03

Octanoic acid (C8:0)

< LLD

0.37 ± 0.06

< LLD

0.28 ± 0.05

< LLD

0.28 ± 0.05

< LLD

0.31 ± 0.07

Tetradecanoic acid (C14:0)

0.20 ± 0.02a

0.10 ± 0.02b

0.16 ± 0.03a

0.08 ± 0.01b

0.15 ± 0.02a

0.09 ± 0.01b

0.17 ± 0.03a

0.09 ± 0.01b

Hexadecanoic acid (C16:0)

27.07 ± 3.52a

33.16 ± 3.65a

20.21 ± 1.37b

25.09 ± 2.61a

20.19 ± 2.73a

25.69 ± 3.92a

22.49 ± 4.15b

27.98 ± 4.90a

Palmitoleic acid (C16:1n7)

0.12 ± 0.01a

0.14 ± 0.02a

0.10 ± 0.02a

0.12 ± 0.03a

0.11 ± 0.01a

0.13 ± 0.01a

0.11 ± 0.01b

0.13 ± 0.02a

Heptadecanoic acid (C17:0)

0.17 ± 0.03b

0.30 ± 0.03a

0.13 ± 0.03b

0.24 ± 0.03a

0.15 ± 0.02b

0.24 ± 0.04a

0.15 ± 0.03b

0.26 ± 0.04a

Octadecanoic acid (C18:0)

7.70 ± 1.20b

10.45 ± 0.77a

5.94 ± 0.99b

8.62 ± 0.99a

6.58 ± 1.00a

8.35 ± 1.34a

6.74 ± 1.20b

9.14 ± 1.35a

Oleic acid (C18:1n9c) + elaidic acid (C18:1n9t)

45.33 ± 4.64a

51.29 ± 9.34a

40.67 ± 6.44a

44.72 ± 3.13a

42.91 ± 7.60a

49.31 ± 6.15a

42.97 ± 5.85a

48.44 ± 6.50a

Linoleic acid (C18:2n6c) + linoelaidic acid (C18:2n6t)

107.85 ± 10.99a

86.59 ± 5.81b

91.31 ± 10.11a

69.30 ± 10.52a

100.06 ± 12.95a

75.20 ± 9.94a

99.74 ± 12.21a

77.03 ± 10.90b

α-Linolenic acid (C18:3n3)

14.11 ± 2.33a

7.82 ± 1.35b

11.83 ± 1.17a

6.30 ± 0.83b

11.80 ± 1.24a

6.19 ± 0.52b

12.58 ± 1.84a

6.77 ± 1.15b

Eicosanoic acid (C20:0)

0.78 ± 0.12b

1.03 ± 0.08a

0.59 ± 0.10b

0.82 ± 0.09a

0.64 ± 0.13a

0.79 ± 0.09a

0.67 ± 0.13b

0.88 ± 0.13a

Cetoleic acid (C20:1n9)

0.46 ± 0.03

< LLD

0.35 ± 0.05

< LLD

0.33 ± 0.02

< LLD

0.38 ± 0.07

< LLD

Eicosadienoic acid (C20:2n6)

0.07 ± 0.01a

0.08 ± 0.01a

0.06 ± 0.01a

0.06 ± 0.01a

0.05 ± 0.01a

0.07 ± 0.01a

0.06 ± 0.01a

0.07 ± 0.01a

Heneicosanoic acid (C21:0)

0.04 ± 0.01a

0.06 ± 0.01a

0.04 ± 0.01a

0.04 ± 0.01a

0.04 ± 0.01a

0.05 ± 0.01a

0.04 ± 0.01a

0.05 ± 0.01a

Eicosapentaenoic acid (C20:5n3

< LLD

0.45 ± 0.04

< LLD

0.35 ± 0.07

< LLD

0.31 ± 0.02

< LLD

0.37 ± 0.07

Docosanoic acid (C22:0)

0.81 ± 0.11b

1.39 ± 0.11a

0.69 ± 0.13b

1.09 ± 0.16a

0.72 ± 0.11b

1.12 ± 0.12a

0.74 ± 0.12b

1.20 ± 0.18a

Erucic acid (C22:1n9)

0.05 ± 0.01b

1.79 ± 0.13a

0.04 ± 0.01b

1.39 ± 0.21a

0.03 ± 0.01b

1.26 ± 0.17a

0.04 ± 0.01b

1.48 ± 0.28a

Tricosanoic acid (C23:0)

0.04 ± 0.01b

0.10 ± 0.01a

0.04 ± 0.01b

0.08 ± 0.01a

0.04 ± 0.01b

0.09 ± 0.02a

0.04 ± 0.01b

0.09 ± 0.02a

Tetracosanoic acid (C24:0)

0.24 ± 0.03

< LLD

0.19 ± 0.03

< LLD

0.20 ± 0.01

< LLD

0.21 ± 0.03

< LLD

  1.  < LLD – below limit of detection; Values not sharing a common letter indicate significant difference at p ≤ 0.05