000 00347 a2200121 4500
080 _a551.48/.49(063)
_bR 512 W
245 1 _aWater in the unsaturated zone
_bProceedings:
_cby P.E. Rijtema and H. Wassink
260 _bIASH/AIHS - Unesco.
_c1969
650 _aWater
100 1 _aRijtema, P.E., Wassink, H.
_d
300 _a525-995 p.
901 _a106602
999 _c30039
_d30039