Prevalence of Trichostrongyle eggs infecting sheep and goats in Dakahlia Governorate, Egypt

Gastrointestinal nematodes, principally those of family trichostrongylidae are considered one of the most important parasitic diseases allover the world, that causing significant drop of small ruminants productivity. This study was performed from October 2017 to September 2018 in 5 centers geographically located in and around Dakahlia governorate, Egypt. Faecal samples were examined using modified wisconsin technique. Examination of 455 faecal samples from sheep and goats revealed an overall incidence of 28.5% (130 out of 455). Sheep is found more affected by trichostrongyles (33.23%) than goats (14.78%). The highest infection rate of trichostrongyle eggs was recorded in El Mahella -Elkubra (92.5% and 27.8% in sheep and goats, respectively) while, the lowest infection rate was detected in Biyala city (10% and 0% in sheep and goats, respectively). Females are found more infected than males and young ages are found more infected than older ones in both examined sheep and goats. Regarding the seasonal fluctuation; the infection rate in sheep reached at its maximum level during Winter (57.1%) while in goats was during Summer (18.7%).