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Now showing items 31-40 of 89
Modelling soil changes under agroforestry
(1989)
In the older approach to soil conservation, the emphasis was on controlling the rate of soil loss, expressed as tonnes per hectare or millimeters of soil depth. Conservation measures were directed at reducing erosion to a ...
Urbanization, City, And Regional Planning Of Metropolitan Kisumu, Kenya: Bibliographical Survey Of An East African City
(Monticello, Ill., Council of Planning Librarians, 1972)
Afro-American Demography And Urban Issues: A Bibliography
(Greenwood Press, 1985)
Regional Development Policies And Planning In Africa
(Nagoya : UNCRD, 1988)
Graphic Design For Students
(1992)