Table 3.

Shoot weights (in grams) of tomato plants grown in a dual culture system (mean ± S.E.)

Dual culture	Treatment
	Control	F. oxysporum f. sp. lycopersici	AMF	AMF + F. oxysporum f. sp. lycopersici
Tomato/tomato (T_1)a	10.79 ± 0.83 (A) b	10.11 ± 0.70 (A) bc	19.17 ± 1.32 (B) b	16.66 ± 1.60 (B) bc	F (3,66) = 15.279
					P < 0.0001
Tomato/tomato (T_2)b	6.23 ± 0.53 (B) a	4.15 ± 0.28 (A) a	10.22 ± 1.08 (C) a	8.21 ± 1.49 (ABC) a	F (3,67) = 7.398
					P < 0.0001
Tomato/leek	18.67 ± 0.72 (B) c	14.10 ± 1.20 (A) cd	31.73 ± 1.31 (C) d	28.71 ± 2.32 (C) d	F (3,67) = 30.005
					P < 0.0001
Tomato/ cucumber	11.49 ± 0.66 (A) b	7.95 ± 1.22 (A) ab	16.72 ± 1.50 (B) b	12.62 ± 1.94 (AB) ab	F (3,66) = 6.293
					P = 0.001
Tomato/basil	19.05 ± 0.86 (A) c	16.85 ± 1.21 (A) d	27.94 ± 1.96 (B) d	21.77 ± 2.11 (AB) cd	F (3,68) = 8.789
					P < 0.0001
Tomato/fennel	13.06 ± 0.58 (A) b	11.15 ± 0.80 (A) bc	23.78 ± 1.67 (B) bc	21.96 ± 1.77 (B) c	F (3,66) = 23.058
					P < 0.0001
	F (5,101) = 48.299	F (5,100) = 22.359	F (5,101) = 26.616	F (5,100) = 15.169
	P < 0.0001	P < 0.0001	P < 0.0001	P < 0.0001

Different letters indicate significant differences; capital letters among rows, i.e. plant combinations and letters among columns, i.e. treatments (ANOVA and Tamhane’s test P < 0.05)

^aData were calculated for the stronger tomato plant/pot according to the root weight

^bData were calculated for the weaker tomato plant/pot according to the root weight