Xie, Qinglin
Research on the effect of sludge fertilizer on farmland and the safety of heavy metals in a karst area - Berlin Springer-Verlag December 2001 - pp. 352-357 ilus., tbls.
0943-0105
AGUAS DE REGADIO
CALIDAD DEL AGUA
CONTAMINACION DEL AGUA
FERTILIZANTES
KARST
METALES PESADOS
CHINA
Research on the effect of sludge fertilizer on farmland and the safety of heavy metals in a karst area - Berlin Springer-Verlag December 2001 - pp. 352-357 ilus., tbls.
0943-0105
AGUAS DE REGADIO
CALIDAD DEL AGUA
CONTAMINACION DEL AGUA
FERTILIZANTES
KARST
METALES PESADOS
CHINA