TABLE 1.

Neutrophilic and moderately acidic R2A heterotrophic bacterial counts from unamended and compost-amended T2 tailings and Vinton soil prior to planting

Sample type (% compost)	CFU g dry soil−1 (±SD) ata:
	pH 5	pH 7
T2 (0)	(9.85 ± 2.56) × 102	(2.34 ± 0.10) × 103
T2 (5)	(2.59 ± 0.41) × 103	(6.06 ± 3.64) × 104
T2 (10)	(2.60 ± 0.46) × 103	(2.98 ± 0.79) × 105
Vinton soil (0)	(1.19 ± 0.14) × 105	(2.42 ± 2.42) × 107
Vinton soil (5)	(4.29 ± 0.32) × 104	(5.07 ± 4.06) × 107
Vinton soil (10)	(4.39 ± 0.20) × 104	(3.88 ± 4.39) × 107

^aSD, one standard determination; a total of three plates were studied.