title: Preliminary studies on the transmission of Anaplasma marginale by Boophilus microplus.
mesh_terms: D000712:Anaplasmosis / Q000209:etiology / Q000662:veterinary*; D000818:Animals; D001096:Arachnid Vectors; D001179:Arthropod Vectors; D002417:Cattle; D002418:Cattle Diseases / Q000209:etiology*; D005260:Female; D008297:Male; D010063:Ovum; D013987:Ticks / Q000254:growth & development*; D013997:Time Factors