Long-term nitrogen fertilization-induced enhancements of acid hydrolyzable nitrogen are mainly regulated by the most vital microbial taxa of keystone species and enzyme activities - Meiqi Chen; Jisheng Xu; Zengqiang Li; Dandan Li; Qingxia Wang; Yunpeng Zhou; Wei Guo; Donghao Ma; Jiabao Zhang; Bingzi Zhao (Science of The Total Environment, 2023)