000 00251nam a2200085Ia 4500
008 130123s9999 xx 000 0 und d
082 _a631.7
245 _aAgricultural Water Management Vol 52-54 No1-3
260 _aNetherlands
_bElsevier Sci. Publ.
_c2001-02
999 _c78458
_d78458