Key Laboratory of Humid Subtropical Eco-geographical Process(Fujian Normal University);
Ministry of Education;
Fuzhou 350007;
China;
Institute of Geography;
Fujian Normal University;
Fuzhou 350007;
China;
Fujian Provincial Key Laboratory for Subtropical Resources and Environment;
Fujian Normal University;
Fuzhou 350007;
China;
arsenic and heavy metals; surface water; suspended particulate matter; tail reaches; Yellow River;