Table 3 Reduction in growth attributes of soybean to transient waterlogging under different climatic regimes.

From: Root growth, yield and stress tolerance of soybean to transient waterlogging under different climatic regimes

Treatments

Plant height (cm)

Number of leaves pl–1

Leaf area (cm2 pl–1)

Number of branches pl–1

NDVI

Summer

Rainy

Summer

Rainy

Summer

Rainy

Summer

Rainy

Summer

Rainy

Seasons/climate (C)

 Summer (CS)

3.13a

5.30a

73.31a

1.44a

0.12a

 Rainy (CR)

1.70b

3.11b

67.48b

0.72b

0.08b

 S.Em. ± 

0.030

0.054

0.762

0.014

0.001

Stages of waterlogging (S)

  

 S15

0.33c

0.85d

0.49d

0.27d

13.42d

11.96d

0.0d

0.0d

0.03c

0.05c

 S30

3.20b

2.08b

3.08c

1.20c

39.92c

79.15c

0.8c

0.7c

0.13b

0.10b

 S45

5.61a

2.78a

5.32b

3.93b

103.39b

93.23b

2.2b

0.7b

0.17a

0.14a

 S60

3.38b

1.10c

12.33a

7.05a

113.20a

108.93a

2.8a

1.5a

0.13b

0.05c

 S.Em. ± 

0.08

0.03

0.13

0.08

1.52

1.57

0.45

0.02

0.002

0.002

Durations of waterlogging (D)

  

 D2

1.63c

1.08e

2.97e

1.79d

30.23e

27.53e

1.0c

0.5e

0.08e

0.04e

 D4

1.86c

1.37d

3.97d

2.67c

51.53d

46.57d

1.5b

0.6d

0.10d

0.06d

 D6

3.38b

1.69c

5.50c

3.46b

72.87c

79.86c

1.5b

0.7c

0.12c

0.09c

 D8

3.62b

1.95b

6.53b

3.50b

87.68b

96.89b

1.5b

0.7b

0.13b

0.11b

 D10

5.16a

2.43a

7.55a

4.14a

95.12a

115.72a

1.7a

1.1a

0.15a

0.13a

 S.Em. ± 

0.09

0.04

0.15

0.09

1.70

1.75

1.69

0.02

0.002

0.002

Interactions (S × D)

  

 S15D2

0.03k

0.45mm

0.00k

0.0j

3.35j

3.32k

0.0h

0.0g

0.01h

0.02j

 S15D4

0.10k

0.48lm

0.22k

0.17ij

7.01ij

5.34k

0.0h

0.0g

0.02gh

0.03ij

 S15D6

0.28k

0.68l

0.33jk

0.17ij

15.22hi

11.89jk

0.0h

0.0g

0.03fg

0.05gh

 S15D8

0.45jk

1.08jk

0.78i–k

0.33h–j

19.50h

17.44ij

0.0h

0.0g

0.04f.

0.06fg

 S15D10

0.80ij

1.55h

1.11ij

0.67hi

22.01h

21.78ij

0.0h

0.0g

0.06e

0.07e

 S30D2

1.23hi

1.15ij

0.78i–k

0.50h–j

15.79hi

31.94i

0.3g

0.2f.

0.07e

0.05gh

 S30D4

1.44gh

1.92fg

1.17ij

0.83gh

23.38h

41.92h

0.5g

0.2f.

0.10d

0.09d

 S30D6

3.29e

2.18e

2.89h

1.33fg

39.95g

82.18f.

0.5g

0.5d

0.13c

0.10d

 S30D8

4.00d

2.45d

4.56g

1.33fg

56.43f.

112.11de

1.0f.

1.3b

0.16b

0.14c

 S30D10

6.03c

2.70c

6.00f.

2.00de

64.07f.

127.57b

1.6e

1.3b

0.20a

0.13c

 S45D2

1.92g

1.78g

1.56i

1.50ef

41.33g

29.98h

1.6e

0.3e

0.14bc

0.07ef

 S45D4

2.53f.

2.05ef

3.06h

2.33d

80.38e

72.24fg

2.1d

0.7c

0.15bc

0.09d

 S45D6

6.61b

2.82c

5.67f.

4.83c

93.25d

122.91bc

2.6c

0.7c

0.19a

0.14c

 S45D8

6.67b

3.07b

7.33e

4.83c

129.72c

127.37b

2.2d

0.1fg

0.19a

0.19b

 S45D10

10.34a

4.17a

8.97d

6.17b

172.26a

113.62cd

2.6c

1.5a

0.19a

0.24a

 S60D2

3.34e

0.92k

9.56d

5.17c

60.44f.

44.89h

2.1d

1.5a

0.11d

0.03ij

 S60D4

3.38e

1.03jk

11.44c

7.33a

95.33d

66.79g

3.2a

1.5a

0.11d

0.04hi

 S60D6

3.36e

1.07jk

13.11b

7.50a

143.05b

102.44e

3.0b

1.5a

0.13c

0.06fg

 S60D8

3.36e

1.20jk

13.44ab

7.50a

145.06b

130.63b

2.9b

1.5a

0.14c

0.06fg

 S60D10

3.44e

1.30i

14.11a

7.73a

122.13c

199.91a

2.7c

1.5a

0.14c

0.06fg

 S.Em. ± 

0.17

0.07

0.29

0.18

3.40

3.50

1.01

0.04

0.005

0.004

  1. *S15: 15 DAE; Days after emergence, S30: 30 DAE, S45: 45 DAE, S60: 60 DAE, D2: 2 DWL; Days of waterlogging, D4: 4 DWL, D6: 6 DWL, D8: 8 DWL, D10: 10 DWL. Means followed by the same letter (s) within the column are not significant (p < 0.05).