000 00409nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aPennsylvania Agricultural Experiment Station
245 _aSwine feeding recommendations
260 _aPennsylvania
_bPennsylvania Agricultural Experiment Station
_c1957
300 _a1 sheet
440 _aNo. 184; Pennsylvania Agricul
901 _a57236
942 _cB
_2udc
999 _c9725
_d9725