6DAVID J B B,KEVIN W,FRANK S,et al.Sensitivity of landscape pattern indices to input data characteristics on real landscapes:implications for their use in natural disturbance emulation[J].Land Ecol,2004,19:255-271.
7向云驹."美丽中国"的美学内涵与意义[N].光明日报,2013-02-25(3).
8Grinnell J. Presence and Absence of Animals [M]. Berkeley: University of California Chronicle Press, 1928.
9Wang Y F. A theoretical and empirical study on urban competi- tive based on niche theory [D]. Kaifeng: Henan University, 2007.