Landscape Design of the Yaoshang Rural in Tongguan County of Shaanxi Province;

Estimation of non-point source pollution loading on Tongguan section of the Yellow River;

Regional Subordination and Local Records of Tongguan;

Feasibility of lowering Tongguan elevation;

Preliminary study on the effect of Changjiang River-to-Weihe River Water Transfer Project on the scouring and silting in Lower Weihe River and on the falling of Tongguan elevation;

Effects of Wanjiazhai Reservoir operation on Tongguan elevation during spring flood;