Table 1 Mean square values from ANOVA of data for Fe-lysine foliar spray modulates growth attributes, photosynthetic pigments, oxidative stress, enzymatic and non-enzymatic antioxidant activities in two B. napus cultivars grown under chromium stressed soil

Cultivars (CV)

1

150.90 ***

98.67 ***

0.03 ***

0.005***

2.60 ***

2.96 **

Stress (S)

2

123.63 ***

102.00 ***

0.04 ***

0.004 ***

4.81 ***

1.04 ***

Treatment (T)

1

54.51 ***

61.88 ***

0.02 **

0.03 ***

1.50 ***

3.93 **

CV × S

2

12.71**

2.42 ns

0.00 ns

0.00 ns

3.40 ns

1.50 ns

CV × T

1

2.72 ns

1.00 ns

0.00 ns

0.00 ns

2.05 ns

2.50 ns

S ×T

2

2.04 ns

0.95 ns

0.00 ns

0.00 ns

8.33 ns

1.27 ns

CV × S ×T

2

0.27 ns

0.15ns

0.00 ns

0.00 ns

6.60 ns

2.43 ns

Error

24

1.96

1.67

0.00

0.00

1.21

4.11

Source

df

Leaf Area

Chl a

Chl b

T. Chl

Carotenoid

RWC

Cultivars (CV)

1

2.46 **

2.13 ***

0.02 ***

0.10 ***

4.88 ***

1341.31 ***

Stress (S)

2

2.14 ***

1.37 ***

0.009***

0.30 ***

4.50 ***

1525.94 ***

Treatment (T)

1

2.12 **

1.17 ***

0.005***

0.10 ***

2.80 **

2124.11 ***

CV × S

2

0.03 ns

0.06 ns

0.001***

0.01 ns

2.55 ns

3.40 ns

CV × T

1

0.04 ns

0.00 ns

0.00 ns

0.00 ns

3.26 ns

77.81 ns

S ×T

2

0.04 ns

0.00 ns

0.00 ns

0.00 ns

1.23 ns

44.01 ns

CV × S ×T

2

0.02 ns

0.00 ns

0.00 ns

0.00 ns

3.40 ns

12.53 ns

Error

24

0.20

0.02

0.00

0.00

2.33

69.14

Source

df

MDA

H₂O₂

SOD

POD

CAT

Anthocyanin

Cultivars (CV)

1

60.68 *

34.94 *

5355.97 ***

518.52 ***

11664.5 ***

2.62 ***

Stress (S)

2

350.86 ***

192.13 ***

2259.73 ***

449.55 ***

8487.0 ***

5.90 ***

Treatment (T)

1

53.22 ns

85.52 ***

2458.22 ***

308.24 ***

6618.4 ***

3.05 ***

CV × S

2

0.31 ns

1.18 ns

81.28 ns

4.42 ns

306.0 ns

0.05 ns

CV × T

1

0.03 ns

0.74 ns

92.81 ns

0.29 ns

71.0 ns

0.07 ns

S X T

2

0.95 ns

4.37 ns

30.0 ns

16.94 ns

83.3 ns

0.12 ns

CV × S ×T

2

1.18 ns

0.09 ns

21.70 ns

0.93 ns

161.2 ns

0.07 ns

Error

24

14.38 ns

6.67

80.00

12.52

278.4

0.20

Source

df

Phenolics

Flavonoids

Proline

TSS

TSP

Cultivars (CV)

1

1308.80 ***

1869.69 ***

301.71 ***

152,561 ***

20.57 ***

Stress (S)

2

2305.42 ***

3267.38 ***

535.90***

225,160

***

8.60 ***

Treatment (T)

1

1699.43 ***

3408.20 ***

229.92

**

163,458 ***

6.72 ***

CV × S

2

46.43 ns

41.36 ns

61.90 ns

1275 ns

0.30 ns

CV ×T

1

22.78 ns

21.90 ns

15.34 ns

5230 ns

0.06 ns

S ×T

2

1.81 ns

177.78 ns

6.60 ns

2835 ns

0.07 ns

CV ×S × T

2

16.62 ns

3.01 ns

6.44 ns

2242 ns

0.11 ns

Error

24

49.21

69.34

22.06

6323

0.20