Table 4 Effect of ACC deaminase containing PGPR in combination with various rates of timber waste biochar (0BC, 1BC and 2BC) on grains yield pot⁻¹, 100-grains weight and straw yield under various levels of drought (D).

Control_{(No PGPR+No BC)}

5.82^d–m

2.93^q–u

1.84^u

3.53^E

2.89

2.01

1.30

2.07^E

15.3^h–n

6.80^st

4.70^t

8.90^F

L. adecarboxylata

6.03^b–k

4.56^j–r

2.73^r–u

4.44^C–E

2.89

2.80

2.26

2.65^CD

16.1^g–l

12.9^l–q

9.50^q–s

12.9^E

A. fabrum

5.53^f–o

3.34^p–u

2.45^s–u

3.77^DE

3.04

2.47

1.95

2.49^DE

16.7^f–k

14.9^h–n

10.6^p–r

14.1^DE

P. aeruginosa

5.74^e–n

3.74^m–u

2.17^tu

3.88^DE

3.00

2.83

1.90

2.58^CD

16.1^g–l

12.2^m–r

9.20^rs

12.5^E

B. amyloliquefaciens

5.90^c–l

3.87^l–u

2.95^q–u

4.24^DE

3.12

2.81

2.19

2.71^B–D

17.4^e–j

14.8^i–n

10.1^p–s

14.1^DE

1BC

6.69^a–i

4.44^j–s

2.87^q–u

4.67^CD

3.13

2.97

2.52

2.87^A–D

18.5^e–h

14.4^j–o

9.10^rs

14.0^DE

L. adecarboxylata + 1BC

6.45^a–j

4.76^i–r

2.73^r–u

4.65^CD

3.07

2.88

2.43

2.79^B–D

20.0^a–f

16.7^f–k

10.4^p–r

15.7^CD

A. fabrum + 1BC

7.21^a–g

5.37^g–p

3.70^n–u

5.43^BC

3.29

3.10

2.54

2.98^A–D

21.1^a–d

15.6^g–m

12.0^n–r

16.2^BC

P. aeruginosa + 1BC

6.28^a–j

4.90^h–q

2.87^q–u

4.68^CD

3.11

2.96

2.14

2.74^B–D

20.8^a–e

16.9^f–j

9.90^p–s

15.9^BC

B. amyloliquefaciens + 1BC

8.06^ab

6.33^a–j

3.81^l–u

6.07^AB

3.28

3.18

2.51

2.99^A–C

21.3^a–c

17.0^f–j

11.9^n–r

16.7^A–C

2BC

7.95^a–c

5.87^c–l

3.62^o–u

5.81^AB

3.35

3.00

2.52

2.96^A–D

21.5^a–e

17.9^c–j

11.1^o–r

16.8^A–C

L. adecarboxylata + 2BC

8.13^a

7.18^a–g

4.00^k–t

6.43^AB

3.48

3.13

2.47

3.03^A–C

22.7^a

18.2^c–i

12.0^n–r

17.6^AB

A. fabrum + 2BC

7.90^a–d

6.92^a–h

4.51^j–s

6.44^AB

3.52

3.19

2.82

3.18^AB

22.8^a

18.9^b–g

12.8^l–q

18.2^A

P. aeruginosa + 2BC

7.73^a–e

7.48^a–f

4.17^k–t

6.46^AB

3.55

3.29

2.23

3.02^A–C

22.4^ab

17.6^d–j

11.9^n–r

17.3^A–C

B. amyloliquefaciens + 2BC

7.58^a–f

7.14^a–g

5.79^e–n

6.84^A

3.58

3.38

2.94

3.30^A

22.9^a

17.9^c–j

13.2^k–p

18.0^A

ME (D)

6.87^A

5.25^B

3.35^C

3.22^A

2.93^B

2.31^C

19.7^A

15.5^B

10.6^C