TABLE 2.

Effect of B2 bacteria on mycorrhizal colonization by G. mosseae and on damage of tomato roots by P. parasitica^a

Content of inoculum (n = 7)	Fresh wt (g)		Root colonization by G. mosseae		% Necrosis by P. parasitica
	Shoot	Root	% Colonized	AA (%)b
None	16.07 bc	7.12 c
G. mosseae	16.44 b	8.08 b	32.4 b	22.6 a
B2	15.89 bc	7.90 b
G. mosseae + B2	17.57 a	9.06 a	43.7 a	28.4 a
P. parasitica	15.30 c	5.42 d			15.1 a
G. mosseae + P. parasitica	16.20 bc	7.18 c	34.2 b	22.7 a	7.2 c
B2 + P. parasitica	15.49 bc	7.10 c			10.3 b
G. mosseae + B2 + P. parasitica	17.27 a	8.88 a	45.7 a	31.0 a	5.6 d

^aValues in a column followed by the same letter do not differ significantly at a P value of <0.05. 

^bAA, arbuscule abundancy.