Water chemistry characteristics and water quality state of shallow groundwater in plain of Liaohe river basin;

Change of the shallow groundwater quality by human activities influence in lower reaches of Panlongjiang River;

Assessment index system for shallow groundwater function: A case study on the plain and hummock of Henan Province;

Causes and countermeasures of deep groundwater worsen in Hebei plain;

Study on the experiment of artificial recharge mode for deep groundwater;

An analysis of deep groundwater and its utilization;

On the basis of the experimental analysis results of the shallow ground water, the N.

Sea--water intrusion in Holocene exerted a significent influence on the chemical composition of shallow ground water in Hangzhou plain area,which brought about increaces in mineralized degree,salinity and contents of iron and manganese in ground water.

With the fountain terra of Shili river Yuanshang country to Meijiayao country in Zuoyun county Shanxi province as example,this paper introduces the art features and essentials of different drilling techniques both in drilling construction and completed well in shallow ground water fountain terra.