Effects of comprehensive land consolidation on Regional Ecological Service Value in hills and mountains

摘要

The research object of this paper is BiBei comprehensive land consolidation projects in Bishan County of Chongqing, analysis the land comprehensive consolidation impact on regional ecological service value. The results show: (1) Through comprehensive land consolidation, cultivated land and construction land increased, unused land decreased accordingly. (2) The ecosystem services value of arable land significant increase after comprehensive renovation;;the ecosystem services value of garden and forest remain unchanged;;the ecological services Value of unused land reduce. From profit or loss of individual services value in the ecological systems, gas regulation, water regulation, climate regulation, soil formation and protection, raw materials, biodiversity conservation, waste treatment, food production, entertainment and cultural and other functions have varying degrees of increase after land consolidation. Overall, the ecosystem services value will increase after land consolidation, ecological construction of comprehensive land management model has changed the traditional purpose of comprehensive land management in order to achieve the balance of arable land only, indicates that in hilly areas, the ecological construction land comprehensive mode has changed the traditional mode of only in order to achieve the goal of arable land balance, enter in order to improve land productivity, improve agricultural ecological environment as the main target stage.