Based on summarizing the characteristics of occupying woodland by finished highways in Shanxi Province,from the value of the land for ecological service and biomass of different ecosystems,by our country and local laws and regulations.

According to the no-agriculture construction impropriate plow land in China,the authors analyzed the driving ingredient on economy,environment policy and the management system,gave some advice on how to adjust and control the no-agriculture construction impropriate the plow land,to make good use of our limited plow land.