Groundwater Resources and Main Environment-Geological Problems in the Huanghe River Valley As Well As Some Countermeasures
黄河流域地下水资源、主要环境地质问题及对策建议

A detailed recalculation presents new data concerning the groundwater resources in Huanghe River valley:the total natural fresh groundwater resources amount to 403.51×10 8m 3/a,including 182.42×10 8 m 3/a of the total exploitable fresh groundwater resources.