000 00493nam a2200157Ia 4500
082 _221st ed.
_a551.48
_bWAT.1
245 _aWater in the unsaturated zone
_cedited by P.E. Rijtema and H. Wassink
260 _aBelgium :
_bUnited Nations Educational, Scientific and Cultural Organization ,
_c1969
300 _a525 p.
653 _aGround water
653 _aHydraulics
653 _aHydrology
653 _aSoil moisture
700 _aedited by P.E. Rijtema and H. Wassink
942 _cEN
_2ddc
999 _c10724
_d10724