Table 2 Effect of growth-promoting bacteria and chitosan on plant morphogenesis of eggplants infected with root-knot nematode Meloidogyne incognita

Azospirilum brasilense

A

24 de

12.5 cd

40 g

8 cd

6 d

B

29 ab

14 bc

44 fg

10 bc

7 cd

C

27 bc

15 ab

46 f

8 cd

7 cd

Azotobacter chroococcum

A

31.5 ab

17 a

56 e

8 cd

7 cd

B

33 a

16 ab

78 b

10 bc

9 bc

C

25.5 cd

15 ab

54 e

8 cd

13 a

Bacillus subtilis

A

33 a

16 ab

64 d

10 bc

9 bc

B

33 a

14 bc

70 c

12 ab

11 ab

C

31 ab

13 cd

98 a

14 a

12 a

Chitosan

A

25 de

12 cd

48 f

12 ab

6 d

B

27 bc

11 de

48 f

10 bc

6 d

C

25.5 cd

12 cd

48 f

13 a

9 bc

15 e

9 e

29 h

7 d

5 d