00490naa a2200157 a 450000100080000000500110000800800410001910000160006024500860007626000090016265000200017165000190019165300240021065300270023477300710026120942672018-08-20       1966    bl uuuu     u00u1 u    #d1 aROSE, J. H.  aThe vulval flap formula of Haemonchus contortus from sheep in south-east England.  c1966  aAnimal diseases  aSheep diseases  aTrichostrongyloidea  aTrichostrongyloidiasis  tResearch in Veterinary Sciencegv. 7, n. 4, p. 480-483, Oct. 1966.