Table 3.

Growth determined at OD 600 nm of selected PGPR isolates at varying pH ranges.

Isolate	pH4	pH5	pH7	pH9	pH10
BS-27	0.12 ± 0.01c	0.44 ± 0.04cd	1.26 ± 0.21abcd	0.68 ± 0.02bc	1.13 ± 0.09abc
FB-50	0.14 ± 0.02bc	0.43 ± 0.05cd	1.32 ± 0.19abcd	0.4 ± 0.08def	1.11 ± 0.12abc
RS-45	0.08 ± 0.01c	0.15 ± 0.05e	1.39 ± 0.09ab	0.3 ± 0.05ef	1.17 ± 0.11ab
FB-49	0.26 ± 0.04a	0.67 ± 0.09bc	1.46 ± 0.11a	0.85 ± 0.14ab	1.32 ± 0.23a
RS-72	0.12 ± 0.04c	0.24 ± 0.05de	1.05 ± 0.04b	0.42 ± 0.09ef	0.97 ± 0.07bcd
BS-19	0.11 ± 0.02c	0.14 ± 0.06e	1.11 ± 0.10bcd	0.26 ± 0.06f	0.80 ± 0.11cd
RS-79	0.21 ± 0.02ab	0.84 ± 0.06a	1.20 ± 0.14abcd	0.51 ± 0.15cde	0.70 ± 0.15d
PS-16	0.07 ± 0.02c	0.42 ± 0.05cd	1.39 ± 0.06ab	0.54 ± 0.14cde	1.13 ± 0.116abc
BS-65	0.09 ± 0.02c	0.63 ± 0.05b	1.09 ± 0.10cd	0.65 ± 0.15bcd	1.01 ± 0.04abcd
PS-2	0.06 ± 0.03c	0.49 ± 0.08bc	1.34 ± 0.03abc	0.93 ± 0.05a	1.18 ± 0.03ab

Means with the same letter down the column are not significantly different with mean ± SD, n = 3.