TY - BOOK AU - Rijtema,P.E. AU - Wassink,H. ED - Symposium on Water in the Unsaturated Zone, TI - Water in the unsaturated zone: L'eau dans la zone non saturée; proceedings of the Wageningen Symposium, U1 - 551.49 PY - 1969///] CY - [Gentbrugge, Belgium] PB - IASH/AIHS KW - Groundwater KW - Soil moisture N1 - Organized by Unesco with the co-operation of FAO, IASH and the International Society of Soil Science ER -