[1] Forman R T T, 2000. Estimate of the area affected ecologically by the road system in the United States. Conservation Biology, 14: 31-35.
[2] Forman R T T, Alexander L E, 1998. Roads and their major ecological effects. Annual Review of Ecological Systems, 29: 207-231.
[3] Forman R T T, Deblinger R D, 2000. The ecological road-effect zone of a Massachusetts (U.S.A.) suburban highway. Conservation Biology, 14: 36-46.
[4] Forman R T T et al., 1997. Ecological effects of roads: toward three indices and an overview for North America. In: Canters K (ed.), Habitat Fragmentation & Infrastructure. Minist. Transp., Public Works & Water Manage., 40-54. Netherlands.
[5] Haines-Young R, Chopping M, 1996. Quantifying landscape structure: a review of landscape indices and their application to forested landscapes. Progress in Physical Geography, 20(4): 418-445.
[6] Heilman Jr G E et al., 2002. Forest fragmentation of the conterminous United States: assessing forest intactness through road density and spatial characteristics. Biosciences, 52(5): 411-422.
[7] Kan Shuyu, Meng Zhiyong, 1998. Study on sustainable development of railway and highway engineering construction and rationality of land-occupation. J. of Northern Jiaotong Univ., 22(2): 45-49. (in Chinese)
[8] Reed R A, Johnson-Barnard J, Baker W L, 1996. Contribution of roads to forest fragmentation in the rocky mountains. Conservation Biology, 10(4): 1098-1106.
[9] Saunders S C et al., 2002. Effects of roads on landscape structure within nested ecological units of the Northern Great Lakes Region, USA. Biological Conservation, 103: 209-225.
[10] Yan Jianzhong, Zhang Yili, Liu Linshan et al., 2003. Main effect of plateau traffic on land use and landscape pattern change: from Lanzhou to Golmud. Acta Geographica Sinica, 58(1): 34-42. (in Chinese)
[11] Zhang Yili, Yan Jianzhong, Liu Linshan et al., 2002. Impact of Qinghai-Xizang Highway on land use and landscape pattern change. Acta Geographica Sinica, 57(3): 253-266. (in Chinese)
|