000 00333nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aChristiansen, J.E.
245 _aMeasuring wate for irrigation
260 _aBerkeley
_c1935
300 _a1-91 p.
440 _aCalifornia Agricultural Exper
901 _a30835
942 _cB
_2udc
999 _c5982
_d5982