000 00377 a2200145 4500
245 1 _aTrichomonas foetus infection of cattle
260 _aRome
_c1956
650 _aTrichomonas Foetus
650 _aCattle Diseases
100 1 _aLaing, J.A.
_d
300 _a39 p.
440 _aNo. 33
_vFood and Agriculture Organization of the United Nat
942 _2udc
_cB
901 _a52066
999 _c53117
_d53117