The future of wetlands : assessing visual-cultural values
1983
Smardon, Richard C. |
Wetlands
Wetlands ecology and management
1982
Gopal, Brij |
Turner, R. E. (Robert Eugene) |
Wetzel, Robert G. |
Whigham, Dennis F. |
Waterfowl and wetlands : toward bioeconomic analysis
1974
Hammack, Judd |
Brown, Gardner Mallard |
Wasting the rain : rivers, people and planning in Africa
1992
Adams, W. M. (William Mark) |
Wetland evaluation guide : final report of the Wetlands Are Not Wastelands Project
1992
Bond, W. K. |
Wetlands in drylands : the agroecology of savana systems in Africa
1991
Scoones, Ian |