土地利用中尺度效应研究进展_徐军亮.pdfVIP

Journal of Landscape Research/ 景观研究2009 ，1 (7):31 － 34 Responsible editor :Xia Jing Responsible translator :Li Jingwei Prog ress of Scale Effects in Land Use XU J un-liang ，ZHA NG Yi-ping * Forestry College ，Henan University of Science and Technology ，Luoyang ，Henan 471003 Abst ract The concepts of scale and scale effect in land use were introduced in this study ，and the relationship between scale effect and land use was also discussed ，which showed the deficiency in present studies and the trend of further studies． Key wo rds Land use ;Scale ;Scale effect In the past twenty years ，land use-cover change (LUCC) 1 Concepts related to scale has become one of the most important topics ［1］． Land use-cov- The polysemy of scale leads to many interpretations for er change has attracted the cosmopolitan interest related to the scale by ecologists ［6 － 7］． As for ecological geography ，scale consanguineous interaction between nature and human beings ， usually means the spatial or temporal dimension of research which is a consensus held by many scholars in two science objects or phenomena ，which is spatial and temporal scale． As fields． Land use and its effects are usually partial or direct ， for landscape ecology ，scale is usually expressed by grain and which shows that excessive fertilizer will lead to the decreased extent ［5］． Scale effect suggests that the analysis results change soil fertility ． However，land use and its effects are also macro with the grain and extent (resolution)of spatial data ，which is or global indirect effects ，which show that the transferring from in accordance with the concept of scal