Soil aggregate size mediates the variations in the abundance and function of ammonia oxidizers in heavy metal-contaminated soil under different nitrogen fertilization regimes - Xian Huang; Shuting Tang; Meng Zeng; Zhongkai Qin; Jialiang Liang; Yuyuan Chen; Yamei Wu; Shuairen Chen; Fangming Yu; Yi Li (Applied Soil Ecology, 2024)