000 00399nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aPedersen, R.W.
245 _aPossibilities of intensification on a clay-and till dairy farm north country reg
260 _aIthaca
260 _c1964
300 _a1-36 p.
440 _aCornell Agricultural Experiment
901 _pS8133
942 _cB
_2udc
999 _c130110
_d130110