TY - BOOK ED - National Research Council (U.S.). TI - Control of erosion Control de erosión=Contrôle de l'érosion SN - 0309029767 U1 - 625.73 PY - 1979/// CY - Washington, D.C. PB - National Academy of Sciences KW - Roads KW - Developing countries KW - Maintenance and repair KW - Road drainage KW - Soil erosion KW - MCE N1 - "Prepared under contract AID/OTR-C-1591, project 931-1116, U.S. Agency for International Development."; English, French, and Spanish; Includes index ER -