Citation
Roberts FHS , Newton-Turner H McKevett M (1954) On the specific distinctness of the ovine and bovine 'Strains' of Haemonchus contortus (Rudolphi) Cobb (Nematoda: Trichostronglidae).. Australian Journal of Zoology 2, 275-295.
https://doi.org/10.1071/ZO9540275
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