Ecological environment evaluation of cultivated land in coastal intensive agricultural areas by GIS;

To enhance the productive capacity of cultivated land and secure grain safety;

Evaluation on heavy metal pollution of cropland in Zhangzhou;

Study on spatial variation of cropland value in Fujian based on GIS;

Dynamic changes of cropland based on fractal theory and its driving forces in arid oasis;

Spatial Variability of the Farmland Organic Matters and Macroelements in Linyi County;

Brief Discusson on the Contradiction between Farmland and Woodland in Guanghan City;

Analysis on Farmland Dynamic Change and Drive Force in Qinghai Lake Basin;

Studies on the Protection of the Arable Land and Basic Farmland in Low Mountains and Hills Area--A case study of Huangshan City in Anhui Povince;

Research on motive mechanism of arable land turned to construction land in Changjiang River Triangle Area;