000 00307nam a2200109Ia 4500
008 130223s9999 xx 000 0 und d
100 _aOlson, Carl E., Paulson, Joseph H.
245 _aIrrigation as a farm growth strategy
440 _aNo. 486; Dakota N, Agricultura
901 _pS26764
942 _cB
_2udc
999 _c126070
_d126070