Electronic Journal of Biotechnology ISSN: 0717-3458
  © 2003 by Universidad Católica de Valparaíso -- Chile
Vol. 6 No. 2, Issue of August 15, 2003
 


Table 3. Effect of diffusible antibiotics secreted by B. lentimorbus and by B. subtilis on radial growth of R. solani.

R. solaniIsolate N

Antagonistic bacteria

B. lentimorbus 629

B. subtilis 639

B. lentimorbus 640

Growth1 of R. solani(mm)

% Inhibition

Growth1of R. solani (mm)

% Inhibition

Growth1 of R. solani (mm)

% Inhibition

509 (AG 2-1)

23.25 a A

22.48

21.79 a AB

27.35

21.08 a B

29.73

554 (AG 4)

17.51 c A

41.63

16.59 a B

44.73

16.87 a AB

43.78

617 (AG 4)

21.48 b A

28.40

21.55 a A

28.18

20.85 a A

30.53

618 (AG 4)

23.04 a A

23.23

21.50 a A

30.53

20.28 a A

32.40


1 Growth of R. solani was evaluated after 72 hours at 22C in PDA medium.
Different letters in columns and different capital letters in rows represent significant differences in the Duncan's Multiple Range Test (p
0.05).


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