000 00345nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aHouston, C.E.
245 _aDrainage of irrigated land
260 _aCalifornia
260 _c1961
300 _a40 p.
440 _aNo. 504; California Agricultur
901 _pS3676
942 _cB
_2udc
999 _c120211
_d120211