00738naa a2200205 a 450000100080000000500110000800800410001910000140006024501440007426000090021850000110022752001180023865000180035665000170037465000140039170000170040570000210042270000200044377300690046313185781991-04-10       1989    bl uuuu     u00u1 u    #d1 aGOMES, A.  aPopulations of the cattle tick (Boophilus microplus) on purebred Nellore, Ibage and Nellore x European crossbreds in the brazilian savanna.  c1989  aCNPGC.  aBovino; Raca nelore; Praga; Carrapato; Raca ibage; Inseto; Boophilus microplus; Sanidade; America do Sul; Brasil.  aBovinocultura  aVeterinária  aZootecnia1 aHONER, M. R.1 aSCHENK, M. A. M.1 aCURVO, J. B. E.  tTropical Animal Health and Productiongv.21, n.1, p.20-24, 1989.