title: [Prevalence of gastrointestinal nematodes in sheep in the Sanliurfa region].
abstract: In this study, the gastrointestinal nematodes of 75 sheep and their seasonal prevalence were investigated during March 2003-2004, in the Sanliurfa district, in Turkey. Fifty-seven (76 %) of the sheep under investigation were infected with gastro-intestinal nematodes. Eleven nematode species were detected. A total of 2,711 nematodes were collected from the digestive system of the infected sheep. The total number of parasites in each infected animal ranged from 1-977. The average number of parasites in each sheep was found to be 47.5. The number of nematode species in each animal also ranged from 1-5. Most of species in the infected sheep was found to be as follows; Ostertagia marshalli, O. occidentalis, O. circumcincta, N. spathiger, N. filicollis, T. ovis, and T. skrjabini.
authors.affiliation: Harran Universitesi, Veteriner Fakültesi Parazitoloji Anabilim Dali, Sanliurfa, Turkey. mgaltas@harran.edu.tr
authors.forename: Mehtap
authors.initials: M
authors.lastname: Altaş
authors.forename: Murat
authors.initials: M
authors.lastname: Sevgili
authors.forename: Ahmet
authors.initials: A
authors.lastname: Gökçen
authors.forename: H Cahit
authors.initials: HC
authors.lastname: Bayburs
mesh_terms: D000818:Animals; D005260:Female; D007411:Intestinal Diseases, Parasitic / Q000453:epidemiology / Q000469:parasitology / Q000662:veterinary*; D008297:Male; D009349:Nematode Infections / Q000453:epidemiology / Q000469:parasitology / Q000662:veterinary*; D015995:Prevalence; D012621:Seasons; D012756:Sheep; D012757:Sheep Diseases / Q000453:epidemiology* / Q000469:parasitology; D014421:Turkey / Q000453:epidemiology