Groups | Composition of sand column | Calcifying media |
---|---|---|
Live cells (LT) | Sand (0.3 mm) + bacterial cells + CaCl2 + NaHCO3 | Bacterial cells + CaCl2 (100mM) + NaHCO3 (50 mM) |
UV treated cells (UVT) | Sand (0.3 mm) + bacterial cells + CaCl2 + NaHCO3 | Bacterial cells + CaCl2 (100mM) + NaHCO3 (50 mM) |
Control | Sand (0.3 mm) + deionized water | Deionized water |