highly significantp < 0.01
The soil bacterial community showed an extremely significant correlation with EC and SOC ( p < 0.001), a highly significant correlations with AK ( p < 0.01), and significant correlations with pH, MN, and AP ( p < 0.05).
The soil bacterial community showed an extremely significant correlation with EC and SOC ( p < 0.001), a highly significant correlations with AK ( p < 0.01), and significant correlations with pH, MN, and AP ( p < 0.05).
Notably, compared with 2020, most soil nutrient indicators showed a decreasing trend in 2021, while SOC and TN exhibited an overall increasing trend.