State Key Lab of Urban and Regional Ecology;
Research Center for Eco-Environmental Sciences;
Chinese Academy of Sciences;
Beijing 100085;
China;
University of Chinese Academy of Sciences;
Beijing 100049;
China;
Key Laboratory of Urban Environment and Health;
Institute of Urban Environment;
Chinese Academy of Sciences;
Xiamen 361021;
China;
Institute of Soil and Water Resources and Environmental Science;
Zhejiang University;
Hangzhou 310058;
China;
Arsenic; Soil; Earthworm gut microbiotas; Polymyxin B; Antibiotic resistance genes;