1. Key Laboratory of Soil Resource Sustainable Utilization for Jilin Province Commodity Grain Bases, College of Resources and Environmental Science, Jilin Agricultural University, Changchun, China
2. National Field Observation and Research Station of Hailun Agroecosystems, Key Laboratory of Mollisols Agroecology, Northeast Institute of Geography and Agroecology, Chinese Academy of Sciences, Harbin, China
3. Bureau of Ecology and Environment of Changchun, Ecological Environment Bureau of the Changchun Jingyue Economic Development Zone, Changchun, China