000 00382 a2200145 4500
082 _a636.089
_bKEE
090 _c22713
_d35966
245 _aKeeping livestock healthy
260 _bUnited States Department of Agriculture
_g1942
300 _axiii,1271p.
_c24cm
440 _aYearbook of agriculture 1942
650 _aAnimal husbandry
650 _aVeterinary science
942 _cL
999 _c50049
_d50049