000 00308 am a2200121 a 4500
100 1 _aCalder, A.
245 1 _aImproved judging for bacon and pork pigs
260 _aSalisbury
_c1961
300 _a1-3 p.
942 _2udc
_cB
440 _aFederal Ministry of Agriculture. Bulletin No. 2166
901 _aS3994
999 _c110214
_d110214