To what extent does Toblers law of geography apply

Ween one single grid cell in the center of each subregion and all other grid cells within the study area. The subregions are indicated on the individual maps.<b>Copyright information:</b>Taken from "To what extent does Tobler's 1law of geography apply to macroecology? A case study using American palms ()"http://www.biomedcentral.com/1472-6785/8/11BMC Ecology 2008;8():11-11.Published online 22 May 2008PMCID:PMC2424035.

选取每个子区域中心的单个网格单元，并涵盖研究区内的所有其他网格单元。各子区域已在对应的独立地图中予以标注。**版权声明：** 本文节选自《托布勒地理学第一定律（Tobler's First Law of Geography）在宏观生态学中的适用范围探究——基于美洲棕榈的案例研究》，原文链接：http://www.biomedcentral.com/1472-6785/8/11，发表于《BMC Ecology》2008年第8卷，页码11-11，2008年5月22日在线发表，PMCID编号：PMC2424035。