Table 1 The mean comparison of interaction effects of different levels of water deficit and yeast extract on evaluated traits of cowpea

8

0

26.89 ± 8.82 ab

10.96 ± 0.78 a

2.01 ± 0.1 bc

7.19 ± 1 b

6.93 ± 0.62 a

12.28 ± 1.08 ab

33.06 ± 1.39 a

14.57 ± 2.62 a

9.89 ± 0.69 a

12

27.34 ± 5.96 a

11.21 ± 0.85 a

3.58 ± 0.45 a

9.69 ± 0.54 a

7.09 ± 0.35 a

12.69 ± 3.29 a

35.14 ± 1.06 a

14.71 ± 3.68 a

10.18 ± 1.12 a

12

0

25.74 ± 7.65 ab

10.86 ± 2.35 a

1.97 ± 0.21 bc

7.07 ± 0.93 b

6.31 ± 0.69 a

11.69 ± 0.95 ab

28.01 ± 1.27 b

14.21 ± 2.53 a

8.02 ± 0.59 b

12

26.09 ± 5.18 ab

11.38 ± 0.81 a

2.38 ± 0.42 b

7.16 ± 0.67 b

7.14 ± 1.23 a

11.75 ± 1.2 ab

30.41 ± 1.29 b

14.29 ± 2.51 a

8.29 ± 0.5 b

16

0

23.9 ± 6.24 b

10.7 ± 0.65 a

1.86 ± 0.15 c

6.91 ± 0.66 b

6.06 ± 0.31 a

11.36 ± 0.8 b

28.82 ± 1.06 b

14.04 ± 1.77 a

7.11 ± 0.72 c

12

26.01 ± 7.72 ab

11.12 ± 0.73 a

1.9 ± 0.44 c

7.22 ± 1.11 b

6.96 ± 0.46 a

11.47 ± 1.2 b

29.94 ± 1.12 b

14.4 ± 1.86 a

7.47 ± 0.59 c

8

0

6.66 ± 0.81 ab

1960.38 ± 441.55 a

5.15 ± 0.78 ab

9.37 ± 1.24 a

12 ± 1.23 b

6.05 ± 0.76 b

18.05 ± 1.82 b

13.37 ± 0.76 b

2.52 ± 0.48 f

3.25 ± 0.43 f

12

7.13 ± 0.97 a

1974.94 ± 431.99 a

6.36 ± 0.29 a

10.42 ± 1.17 a

13.42 ± 1.83 a

6.71 ± 1.17 a

20.14 ± 2.67 a

14.35 ± 1.87 a

2.98 ± 0.63 e

4.01 ± 0.68 e

12

0

6.09 ± 0.91 c

1387.61 ± 251.22 b

3.85 ± 0.57 b

8.25 ± 1.14 ab

10.38 ± 1.37 d

4.48 ± 0.76 d

14.87 ± 1.99 d

11.02 ± 1.11 d

3.39 ± 0.7 d

4.58 ± 0.59 d

12

6.65 ± 1.07 b

1455.79 ± 302.96 b

4.71 ± 0.65 ab

9.1 ± 1.31 ab

11.33 ± 2.24 c

5.25 ± 1.03 c

16.58 ± 3.14 c

11.66 ± 1.71 c

3.82 ± 0.79 c

5.29 ± 0.86 c

16

0

5.74 ± 0.64 c

1309.43 ± 395.95 b

3.73 ± 0.54 b

6.23 ± 1.09 b

6.77 ± 1.3 f

2.77 ± 0.64 e

9.55 ± 1.83 f

7.77 ± 0.94 f

4.28 ± 1.04 b

5.75 ± 0.7 b

12

5.91 ± 0.64 c

1331.2 ± 239.16 b

4.23 ± 0.61 b

8.27 ± 1.44 ab

8.72 ± 2.49 e

4.2 ± 1.06 d

12.93 ± 3.45 e

8.38 ± 1.81 e

5.04 ± 1.46 a

6.9 ± 0.89 a

8

0

23.55 ± 4.44 b

137.77 ± 22.27 d

11.94 ± 1.47 f

6.03 ± 0.67 de

0.033 ± 0.004 f

0.05 ± 0.008 f

0.04 ± 0.004 f

0.023 ± 0.003 e

0.027 ± 0.005 e

12

28.57 ± 5.21 b

175.78 ± 31.33 c

14.98 ± 2.08 e

5.42 ± 0.63 e

0.038 ± 0.004 e

0.06 ± 0.009 e

0.05 ± 0.001 d

0.029 ± 0.007 d

0.039 ± 0.009 c

12

0

30.5 ± 5.94 b

163.38 ± 22.67 c

17.61 ± 1.81 d

7.98 ± 1.34 c

0.042 ± 0.004 d

0.06 ± 0.009 d

0.05 ± 0.007 e

0.063 ± 0.008 a

0.035 ± 0.005 d

12

37.16 ± 6.55 ab

213.94 ± 54.48 b

19.72 ± 1.9 c

6.68 ± 1.12 d

0.049 ± 0.006 c

0.09 ± 0.002 b

0.07 ± 0.001 b

0.034 ± 0.005 c

0.052 ± 0.001 b

16

0

49.38 ± 53.45 a

205.11 ± 55.17 b

24.38 ± 4.38 b

11.33 ± 3.07 a

0.055 ± 0.001 b

0.08 ± 0.006 c

0.06 ± 0.001 c

0.033 ± 0.006 c

0.053 ± 0.004 b

12

54.72 ± 5.3 a

277.66 ± 65.96 a

30.66 ± 4.01 a

10 ± 1.81 b

0.061 ± 0.007 a

0.11 ± 0.005 a

0.1 ± 0.003 a

0.043 ± 0.008 b

0.064 ± 0.001 a