Cole D N, Fichtler R K. Campsite impact on three westernwilderness areas. Environmental Management, 1983,7(3): 275-288.
[50]
Jim C Y. soil compaction as a constraint to tree growth intropical & subtropical urban habitats. Environmental Conservation,1993, 20(l): 35-49.
[51]
Sun D, Liddle M J. A survey of trampling effects on vegetationand soil in eight tropical and subtropical sites. EnvironmentalManagement, 1993, 17(4): 497-510.
[52]
Eden T, Ruchard J R. Impacts of experimentally appliedmountain biking and hiking on vegetation and soil of adeciduous forest. Environmental Management, 2001, 27(3): 397-409.
[53]
Cole D N. Vegetational changes associated with recreationaluse and fire suppression in the Eagle Cap WildernessOregon: Some management implications. BiologicalConservation, 1981, 20(4): 247-270.
[54]
Marion J L, Cole D N. Spatial and temporal variation insoil and vegetation impacts on campsites. Ecological Applications,1996, 6(2): 520-530.
[55]
Bratton S P, Hickler M G, Graves J H. Trail erosion patternsin great Smoky mountains national park. EnvironmentalManagement, 1979, 3(5): 431-445.
[56]
Quinn N W, Morgan R P C. Simulation of soil erosion inducedby human trampling. Journal of Environmental Management, 1980, 10(2): 155-165.
[57]
Douglas M G. Recreational impacts on erosion and runoffin a central Arizona riparian area. Journal of Soil andWater Conservation, 1998, 53(1): 38-42.
[58]
Deluca T H, Patterson IV W A, Freimund W A, et al. Influenceof llamas, horses, and hikers on soil erosion fromestablished recreation trails in western Montana, USA.Environmental Management, 1998, 22(2): 255-262.
Cole D N, Fichtler R K. Campsite impact on three westernwilderness areas. Environmental Management, 1983,7(3): 275-288.
[81]
Jim C Y. soil compaction as a constraint to tree growth intropical & subtropical urban habitats. Environmental Conservation,1993, 20(l): 35-49.
[82]
Sun D, Liddle M J. A survey of trampling effects on vegetationand soil in eight tropical and subtropical sites. EnvironmentalManagement, 1993, 17(4): 497-510.
[83]
Eden T, Ruchard J R. Impacts of experimentally appliedmountain biking and hiking on vegetation and soil of adeciduous forest. Environmental Management, 2001, 27(3): 397-409.
[84]
Cole D N. Vegetational changes associated with recreationaluse and fire suppression in the Eagle Cap WildernessOregon: Some management implications. BiologicalConservation, 1981, 20(4): 247-270.
[85]
Marion J L, Cole D N. Spatial and temporal variation insoil and vegetation impacts on campsites. Ecological Applications,1996, 6(2): 520-530.
[86]
Bratton S P, Hickler M G, Graves J H. Trail erosion patternsin great Smoky mountains national park. EnvironmentalManagement, 1979, 3(5): 431-445.
[87]
Quinn N W, Morgan R P C. Simulation of soil erosion inducedby human trampling. Journal of Environmental Management, 1980, 10(2): 155-165.
[88]
Douglas M G. Recreational impacts on erosion and runoffin a central Arizona riparian area. Journal of Soil andWater Conservation, 1998, 53(1): 38-42.
[89]
Deluca T H, Patterson IV W A, Freimund W A, et al. Influenceof llamas, horses, and hikers on soil erosion fromestablished recreation trails in western Montana, USA.Environmental Management, 1998, 22(2): 255-262.