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Table 1 The results of analysis of variance of the effect of Ascophyllum nodosum seaweed extract treatments on biochemical traits in pistachio “Kaleh-Ghoochi”

From: The effect of foliar application of Ascophyllum nodosum (L.) Le Jol. seaweed extract on biochemical traits related to abiotic stresses in pistachio (Pistacia vera L. cv. Kaleh-Ghoochi)

      

Mean squares

    

Source

Df

Soluble Protein

Soluble carbohydrates

Antioxidant activity

Total flavonoid

Total phenols

Peroxidase

Catalase

Ascorbate peroxidase

Superoxide dismutase

Block

2

5.13 ns

75.53*

79.73 ns

63.75*

243.7 ns

0.03 ns

6.42*

21.34 ns

176.85 ns

Time

2

19.86*

63.88*

51.13 ns

14.40 ns

119.3 ns

0.13*

4.7 ns

39.77**

6049.50*

Time × Block

4

0.79 ns

14.47 ns

22.20 ns

18.56 ns

43.9 ns

0.03 ns

6.05*

7.38 ns

1164.7 ns

Concentration

3

11.21*

118.51 ns

670.40 **

379.4**

1353.90**

0.82**

40.44**

256**

33774.80**

Interaction effect

6

6.72 ns

31.01 ns

100.5 ns

107.3**

669.30**

0.08 ns

13.33**

123.45**

3255.30*

Concentration × Block

6

0.41 ns

3.28 ns

64.12 ns

80.73**

348.10*

0.02 ns

1.40 ns

22.82 ns

399.9 ns

Error

12

2.96

13.38

57.97

13.99

103.9

0.33

1.27

14.27

882.53

CV (%)

-

15.51

15.44

10.73

3.71

7.24

22.45

12.56

13.74

18.96

  1. ns, *, and **: non-significant, significant at P ≤ 0.05, and significant at P ≤ 0.01, respectively