Soil conservation in developing countries /
Jock R. Anderson and Jesuthason Thampapillai.
- Washington (D.C.) : World Bank , 1990.
- v,45p. : ills ; 282cm Floppy .
- Policy and research series, 8 ; .
- Policy and research series, 8 ; .
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SOIL CONSERVATION-GOVERNMENT POLICY-DEVELOPING COUNTRIES