highly significantp < 0.01
SOC, HA, POC, AN, AK, β-glucosidase, and urease showed a highly significant negative correlation with pH ( p < 0.01), while AK, β-glucosidase, and urease showed a significant negative correlation with ESP ( p < 0.01).
SOC, HA, POC, AN, AK, β-glucosidase, and urease showed a highly significant negative correlation with pH ( p < 0.01), while AK, β-glucosidase, and urease showed a significant negative correlation with ESP ( p < 0.01).
The DOC content showed a decreasing trend over time for all treatments, with the greatest reduction observed in T 4 , which decreased by 70.4 mg kg −1 from day 15 to day 60 of the incubation period.