Assessment of a low rank coal inoculated with coal solubilizing bacteria as an organic amendment for a saline-sodic soil

Chemical and Biological Technologies in Agriculture

Table 4 Microbiological activity (mg kg soil⁻¹ h⁻¹) Salidic Calciustolls at 2, 4 and 6 months after the addition of LRC and CSB

Treatments	Microbiological activity (fluorescein produced mg kg soil⁻¹ h⁻¹)
Treatments	2 month	4 month	6 month
C-BM	117.2 ± 0.58	107.0 ± 1.6	97.3 ± 0.92
C-M	1093 ± 1.2	98.7 ± 1.3	94.6 ± 2.2
C-AB	125.7 ± 2.08	109.6 ± 1.5	106.6 ± 0.3
C-P	129.3 ± 1.7	110.8 ± 5.6	108.5 ± 2.8
C	90 ± 3.1	91.9 ± 7.2	86.3 ± 3.4
Control	80.6 ± 7.7	79.5 ± 6.2	80.6 ± 6.1

Treatments: C-BM (LRC1 %- CSB25); C-M (LRC1 %-CSB3); C-AB (LRC1 %-CSB13); C-P (LRC1 %-Pool); C (LRC1 %); Control. Each point represents the mean ± SD (n = 3)