Table 3 Influence of different concentrations of the biostimulant (HLE) on the root system of wheat plants at different developmental stages.

Tillering

Control

9.91 ± 1 1.25 a

1.27 ± 0.16 a

0.35 ± 0.02 a

0.5 g/L

11.93 ± 1.02 b

1.42 ± 0.14 b

0.44 ± 0.02 b

1.0 g/L

13.07 ± 1.21 b

1.44 ± 0.12 b

0.47 ± 0.02 b

5.0 g/L

9.52 ± 0.80 a

1.19 ± 0.09 a

0.34 ± 0.02 a

Elongation

Control

11.67 ± 0.98 a

5.66 ± 0.38 a

2.00 ± 0.42 a

0.5 g/L

13.87 ± 1.13 b

7.8 ± 0.69 b

2.75 ± 0.21 b

1.0 g/L

14.75 ± 0.83 b

8.33 ± 0.67 b

2.88 ± 0.24 b

5.0 g/L

11.23 ± 0.38 a

5.58 ± 0.45 a

1.85 ± 0.11 a

Grain Filling

Control

13.27 ± 1.17 a

10.19 ± 0.95 ab

3.45 ± 0.35 a

0.5 g/L

15.23 ± 1.33 b

11.40 ± 0.88 b

3.99 ± 0.33 b

1.0 g/L

16.43 ± 0.70 b

12.13 ± 0.89 c

4.46 ± 0.20 b

5.0 g/L

13.07 ± 0.82 a

9.60 ± 0.87 a

3.34 ± 0.30 a