Table 4 The effect of carboxymethyl cellulose (CMC) and deashed biochar (DAB) on shoot and root length, shoot and root fresh and dry weights of maize cultivated under no drought and drought stress

Field Capacity 70

0

38.09 ± 0.67a

44.55 ± 1.21c

170.92 ± 1.76a

180.55 ± 1.79 c

17.25 ± 0.16a

19.75 ± 0.46b

0.5

41.56 ± 0.95b

48.92 ± 0.13d

177.44 ± 0.97bc

193.04 ± 1.75e

19.05 ± 0.14b

21.43 ± 0.17c

1.0

40.06 ± 0.49b

47.37 ± 0.64d

175.02 ± 1.32b

188.71 ± 1.93d

17.94 ± 0.59a

21.1 ± 0.16c

Drought Stress

0

28.6 ± 0.24b

33.94 ± 0.53e

134.8 ± 1.25b

153.43 ± 2.19e

13.38 ± 0.59b

15.64 ± 0.47d

0.5

30.52 ± 0.65c

35.57 ± 0.95f

141.04 ± 1.05c

160.64 ± 3.08f

14.56 ± 0.18c

16.52 ± 0.3e

1.0

26.9 ± 0.67a

32.29 ± 0.65d

129 ± 3.39a

147.33 ± 2.75d

11.93 ± 0.7a

14.91 ± 0.08c

DAB (%)

Root Length (cm)

Root Fresh Weight (g)

Root Dry weight (g)

Field Capacity 70

0

18.72 ± 0.21a

21.72 ± 0.46bc

25.71 ± 0.29a

30.04 ± 0.33c

4.54 ± 0.06a

6.12 ± 0.21c

0.5

20.77 ± 0.40b

23.45 ± 0.80d

28.39 ± 0.26b

34.22 ± 0.34e

5.25 ± 0.17b

6.72 ± 0.19d

1.0

19.52 ± 0.39a

22.49 ± 0.24 cd

26.51 ± 0.31a

32.64 ± 1.24d

4.91 ± 0.02b

6.42 ± 0.05 cd

Drought Stress

0

11.33 ± 0.22b

16.11 ± 0.31e

20.60 ± 0.17a

22.30 ± 0.28d

2.24 ± 0.15a

3.33 ± 0.10d

0.5

13.22 ± 0.64c

17.54 ± 0.43f

21.18 ± 0.13b

23.68 ± 0.54e

2.54 ± 0.18b

3.98 ± 0.04e

1.0

10.33 ± 0.24a

14.99 ± 0.56d

21.72 ± 0.25c

24.52 ± 0.29f

2.94 ± 0.06c

4.20 ± 0.16f

DAB (%)

Number of leaves

Leave Fresh weight (g)

Leave Dry weight (g)

Field Capacity 70

0

8.16 ± 0.07a

9.3 ± 0.11c

41.08 ± 1.27a

47.36 ± 1.2c

8.14 ± 0.18a

10.57 ± 0.18c

0.5

8.77 ± 0.11b

9.79 ± 0.2d

44.81 ± 0.54b

54.38 ± 0.74 e

9.82 ± 0.57b

11.63 ± 0.20d

1.0

8.28 ± 0.04a

9.54 ± 0.04 cd

42.81 ± 0.39ab

49.9 ± 0.61d

8.77 ± 0.14 a

11.08 ± 0.16 cd

Drought Stress

0

28.6 ± 0.24b

33.94 ± 0.53e

134.8 ± 1.25b

153.43 ± 2.19e

13.38 ± 0.59b

15.64 ± 0.47d

0.5

30.52 ± 0.65c

35.57 ± 0.95f

141.04 ± 1.05c

160.64 ± 3.08f

14.56 ± 0.18c

16.52 ± 0.3e

1.0

26.9 ± 0.67a

32.29 ± 0.65d

129 ± 3.39a

147.33 ± 2.75d

11.93 ± 0.7a

14.91 ± 0.08c