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Research on the effect of sludge fertilizer on farmland and the safety of heavy metals in a karst area
Authors:Qinglin Xie  Xuehong Zhang  Dunqiu Wang  Jincheng Li  Yiyong Qin  Yudao Chen
Institution:Department of Natural Resources and Environmental Engineering, Guilin Institute of Technology, Guilin 541004, P.R. China,
Guilin Agricultural Research Institute, Guilin 541002, P.R. China,
Abstract:
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