6Mitsch W J and Gosselink J G. Wetlands[M]. New York: Van Nostrand Reinhold Company, 1986.
7Mitsch W J and Gosselink J G. The value of wetlands: importance of scale and landscape setting [J]. Ecological Economics, 2000, 35(200): 25～33.
8山东省黄河位山工程局.东平湖志[M].济南:山东大学出版社,1993..
9Juliette, K.. Landscape quality based upon diversity. Coherence and continuity Landscape planning at different planning-level in the River area of The Netherlands[J]. Landscape and Urban Planning, 1998,43: 91～104.
6Mitsch W J and Gosselink J G. Wetlands[M]. New York: Van Nostrand Reinhold Company, 1986.
7Mitsch W J and Gosselink J G. The value of wetlands: importance of scale and landscape setting [J]. Ecological Economics, 2000, 35(200): 25～33.
8山东省黄河位山工程局.东平湖志[M].济南:山东大学出版社,1993..
9Juliette, K.. Landscape quality based upon diversity. Coherence and continuity Landscape planning at different planning-level in the River area of The Netherlands[J]. Landscape and Urban Planning, 1998,43: 91～104.
