Researches Into Potential Estimation For Intensive Use Of Land Of Cheng Du City's Central Area

The land resources'economical and intensive use is always the focus field that the scholar shows solicitude for at home and abroad since long-term. Our country has a big population and little land, relatively sparse vacancy of land resources, inadequate cultivated land reserve resources. City land is confronted with more and more serious space and environment pressure with industrialization, city and town-rization's development. The extension dilation, rough field, poor efficiency are still waiting for a problem to be solved on city land utilization. So as to guarantee sustainable development of society and economy, adapt to build saving type society, relieve land imbalance between supply and demand, change rough and poor efficiency use.This article takes the great investigation of land resources " the potential estimation of land intensive use of Cheng Dou City " as a basis, takes the current land utilization situation of Cheng Dou central area (refer to Jin Jiang District, Wu Hou District, Gao Xin District, Qing Yang District, Cheng Hua District, Jin Niu District of Cheng Dou City) as a target of study, to promote land intensive use as a goal. on one hand, through a analyse of urban and rural construction land with population and economic increase to decide land utilization type of central area of Cheng Dou City.on the other hand, through calculating intensive degree of commerce,dwelling house, industry function area to decide the land utilization type of all function areas. Finally, we calculate the potential of low degree use function area to find the improving area, quantity, and degree. Through the potential estimation of urban land intensive use to improve control level, and to structure the resources saving and amicable environment's city, and to provide the beneficial reference and lesson for the government makes policy and the further studies of intensive use of land.