Table 2 Different parameters measured under the influence of four different cultivation treatments.

From: Influence of ethephon and soil treatments on the essential oil composition of sweet fennel and its biological activities

Condition

Parameters

Control

C1

C2

C3

C4

Root length (Cm)

22.67 ± 11

50 ± 3***

51 ± 3***

33 ± 2

33 ± 2

Root diameter (Cm)

1.800 ± 1

2.8 ± 0.78

2.9 ± 0.75

1.6 ± 0.32

1.6 ± 0.32

Stem height (Cm)

114.7 ± 26.8

138 ± 4

136 ± 5

107 ± 3

102 ± 3

Stem diameter (Cm)

1.800 ± 0.2

3.0 ± 0.57

3.1 ± 0.57

2.1 ± 0.54

2.1 ± 0.54

No. of umbels/plant

9.333 ± 4.1

22 ± 2***

23 ± 2***

14 ± 1

15 ± 1

No. of rays/umbel

22.3 ± 1.53

19.7 ± 0.577

21.0 ± 1.73

30.7 ± 2.08***

30.3 ± 2.52**

No. of fruits/plant

204

440

483

462

495

Wt. of fruits /plant (g)

0.91

3.79

4.22

3.90

4.24

Umbel diameter (cm)

13.33 ± 1.7

9 ± 0.8***

10 ± 0.1**

7 ± 0.6***

7 ± 0.9***

Whole plant fresh wt. (g)

291 ± 2.08

378 ± 2.2***

368 ± 1.9***

297 ± 2.5*

281 ± 2.1**

whole plant dry wt (g)

120 ± 32.3

129 ± 2.1

124 ± 2.6

103 ± 1.6

100 ± 1.4

Wt of 100 fruits (g)

0.448 ± 0.09

0.862 ± 0.31

0.875 ± 0.33

0.846 ± 0.25

0.857 ± 0.26

Yield of fruit oil (% V/W)

1.7%

2.20%

2.16%

3.31%

3.25%

  1. C1-4 = Conditions 1–4, No = number, Wt = weigh.
  2. *compared to control: ***: p < 0.001, ** : p < 0.01, *: p < 0.05, Data expressed as the mean value ± S.D.