Effect of different vegetation restoration models on soil microbial characters in the gully region of Loess Plateau;

The distribution of soil nutrients on sloping land in the gully region watershed of the Loess Plateau;

This paper explored the difference of farm households land management behavior based on investigation in wangdonggou watershed in gully region of loess plateau.

Study on the evaluation of the allowable bearing capacity of soft ground in loess ravine regions;

The application study on gravel pile composite foundation to the treatment of soft ground in loess ravine regions;

The physical and mechanical characteristic and the among the parameters of soft ground in loess ravine region;

The soft ground in loess ravine region has not been researched by the numbers yet,and its engineering properties have some difference from ordinary soft clay located in littoral.

Barriers and countermeasures to them in vegetation rehabilitation in hilly and gully regions of the Loess Plateau located in North Shaanxi——A case study of Zichang County;

Nature conditions are scurviness in hilly and gully region on northwest loess plateau, which is one of the most serious region in our country.

WT5,5”BZ]According to detailed data that are gained by 7-year tests of the different cultivation of the slope land in the loess hilly and gully region of the north of Shaanxi province, water use of the different cultivation, water balance, outputs and comprehensive efficiency of soil and water conservation are discussed.