Develpoment and survival of infective larvae of the cattle nematode, Ostertagia ostertagi.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases; D002980:Climate; D004463:Ecology; D005243:Feces; D007814:Larva / Q000254:growth & development; D008145:Louisiana; D012621:Seasons; D013696:Temperature; D013997:Time Factors; D014251:Trichostrongyloidea / Q000254:growth & development*; D014252:Trichostrongyloidiasis / Q000662:veterinary; D014887:Weather