الفهرس | Only 14 pages are availabe for public view |
Abstract Fr0111 the present investigation ,it could be concluded that: •. The prevalence of yellow grub disease among tilapia species, Ore ochrom is niloticus and O. aureus in lake N asser was higher than that of Nile branches in lower Egypt. e Sarotherodon galillae was found insusceptible to yellow grub disease in both examined areas . e Attention must be taken to snail control and Migratory birds using biological methods. • Cleaning the branchial cavity after freezing and removal of , gills and branchio stegal musculature for eliminating of both visible and buried encysted rr.etacercariae. e Health education programms for avoiding such problem (Zoonotic protile) to consumers , veterinarians and physicians |