000 00346nam a2200121Ia 4500
001 MPKV057229
008 120911s9999 xx 000 0 und d
082 _a636
245 _aJournal of Animal Science Vol 20
_c;
246 _aJournal of Animal Science Vol 20
260 _aUSA
_bAmerican Society of Animal Science
_c1961
650 _aAnimal Science
999 _c55222
_d55222