This study concerns with incidence of infection of gastro-intestinal
helminthes ( Nematode) in horses. Results revealed that the rate of parasitic
helminthes was 50.54%. The peak of Nematode infection was 86.6% in
Spring followed by 57.5% .during Autumn then the infection declined in
Summer and Winter to 33.73% and 22.5% respectively Four genera of
parasitic nematodes were identified the highest rate of infection with
Strongylus was recorded in horses 49.54% followed by Parascris 14.09%,
the lowest infection with Trichostrongylus and Oxyuris was 9.09 % and
7.72% respectively. Result revealed higher helminthes infections in females
57.05% than in males 39.7%.