title: The periparturient rise in fecal egg counts in three strains of Florida Native ewes and its value in predicting resistance of lambs to Haemonchus contortus.
mesh_terms: D000818:Animals; D005243:Feces / Q000166:cytology; D005260:Female; D006188:Haemonchiasis / Q000276:immunology / Q000662:veterinary*; D007113:Immunity, Innate; D010063:Ovum / Q000166:cytology; D012756:Sheep; D012757:Sheep Diseases / Q000276:immunology*; D014252:Trichostrongyloidiasis / Q000662:veterinary*