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Table 3 CEC [cmol (+)/kg soil] at 3, 5, and 12 months in EM treated with LRC and CSB inoculum

From: Effect of low-rank coal inoculated with coal solubilizing bacteria on edaphic materials used in post-coal-mining land reclamation: a greenhouse trial

Treatment Cation exchange capacity [cmol (+)/kg soil]
3 months 5 months 12 months
EM 11.6 ± 0.7 a 11.6 ± 0.1 a 11.5 ± 0.3 a
EM + P 11.9 ± 0.6 a 11.9 ± 0.3 a 12.1 ± 0.4 ab
EM + P + CSB 11.9 ± 0.3 a 11.6 ± 0.2 a 12.2 ± 0.5 ab
EM + P + LRC 1 % 17.8 ± 0.3 c 16.7 ± 1 c 19.3 ± 0.7 c
EM + LRC 1 % 16.7 ± 1.3 c 14.6 ± 0.5 bc 18.9 ± 0.6 bc
EM + LRC 0.1 % 11.8 ± 0.2 a 11.9 ± 0.2 a 13.2 ± 0.5 ab
EM + CSB + LRC 1 % 19.4 ± 1.9 c 16.9 ± 1.8 c 17.1 ± 1.2 c
EM + CSB + LRC 0.1 % 12.6 ± 0.0 ab 11.4 ± 0.1 a 12.4 ± 0.9 ab
EM + P + CSB + LRC 1 % 19.9 ± 0.2 c 15.3 ± 0.4 c 20.1 ± 1.1 c
EM + P + CSB + LRC 0.1 % 12.2 ± 1 ab 12.0 ± 0.3 ab 14.2 ± 0.7 b
  1. n = 3, ±SD = standard deviation
  2. Treatments with different letters show significant difference (LSD, α = 0.05)