000 00316 am a2200121 a 4500
100 1 _aLoughead, H.V.
245 1 _aEvaluation a pork production unit
260 _aArizona
_c1914
300 _a1-2 p.
942 _2udc
_cB
440 _aArizona Cooperative Extension Service. Garden Guides No. Q-119
901 _aS55629
999 _c114034
_d114034