TY - BOOK ED - International Institute For Land Reclamation And Sanitaria Improvement TI - Drainage: Principles and applications AV - TC970 I569 1979 PY - 1970/// CY - Wageningen, holanda PB - International institute for land reclamation and improvement KW - Drenaje KW - IngenierĂ­a KW - Abastecimiento de agua N1 - "edited from lecture ntoes on the international course on land drainage, wageningen"; Contenido: v. 1. introductory subjects--v. 2. theories of field drainage and watershed runoff--v. 3. surveys and investigation--v. 4. de sign and managment of drainage systems ER -