Chongqing, 400715
China
Southwest University
Comammox Nitrospira, Ammonia monooxygenase, Methane oxidation, paddy soil
soil nitrification, DNA-SIP, microbial invasion, ammonium source, environmental variation
Aerobic methane oxidation, biological nitrogen fixation, paddy soil, DNA-SIP, high-throughput sequencing
Ridge tillage, Paddy rice, Soil water content, Water balance, Deep percolation
Tillage regimes, Nitrogen cycle, microbial activity, RNA/DNA ratio, microbial community