Egyptian Journal of Biological Pest Control

Table 4 Effect of rhizobacterial isolates on tomato seed germination and seedling vigor index at different time interval

From: Nematicidal rhizobacteria with plant growth-promoting traits associated with tomato in root-knot infested polyhouses

Isolates	Seed germination (%)				Seedling Vigor index
	Days				Days
	4	8	12	16	4	8	12	16
Bacillus pumilus (B9)	26.0 ± 1.0^b	75.0 ± 1.7^b	89.3 ± 1.2^a	93.3 ± 0.3^b	121.3 ± 0.6	675.0 ± 0.5	1101.7 ± 0.3	1337.7 ± 0.3
B.megaterium (B16)	25.6 ± 1.2^b	75.0 ± 1.7^b	88.0 ± 2.5^ab	91.3 ± 0.6^b	102.6 ± 0.5	750.0 ± 0.5	1261.3 ± 0.3	1370.0 ± 0.5
B. subtilis (B26)	31.0 ± 0.5^a	86.6 ± 0.8^a	95.6 ± 0.3^a	97.0 ± 0.5^a	186.0 ± 0.5	1008.8 ± 0.6	1525.3 ± 0.3	1789.6 ± 0.3
B. cereus (B31)	25.3 ± 1.4^b	75.6 ± 2.0^b	88.0 ± 3.0^ab	91.0 ± 0.5^b	84.4 ± 0.3	780.0 ± 0.5	1275.5 ± 0.3	1455.0 ± 0.5
Control (media)	10.0 ± 1.1^c	68.0 ± 2.5^b	79.0 ± 1.0^c	84.6 ± 0.3^c	16.6 ± 0.3	297.5 ± 0.3	584.2 ± 0.3	963.0 ± 0.3
Water	10.0 ± 1.1^c	68.6 ± 2.4^b	79.6 ± 0.8^bc	85.0 ± 0.5^c	16.6 ± 0.3	297.5 ± 0.3	584.2 ± 0.3	991.6 ± 0.3
F value	74.48	11.77	12.82	83.11

Numerical values are Mean ± SE; means with the same letter are not significantly different
DW, distilled water; media, nutrient agar media; seedling vigor index, germination (%) × seedling length (cm)

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