Study on The Life Cycle of Some Tapeworms of chicken in Giza Governorate

Due to the econorai,c 1~ortence of poultry breeding in Egypt. It wee found necessary to investigate thebiology of ~ifferent cestodes with speciel reference to their intermediCtte hosts cnd larve1 stnges.The study wes cnrrieel ,,ut in Gize Gov8rnOro. te dur-Lngthe period begining from November 1978 till the end of Decerabe r 1979 •The incidence of tepeworms infesto.tion o.mong chicken wes 21.3%. The highest infestc.tion rate was d.uring cu tumn (26.7%),’while the lowest wes in winter(10.4%). The tnpeworns detected had an ! .’, ’co.rioc2..· It wes evident that R. echinobothridn Wi..l.Sthe nos t pr-evo.Lerrt cestode, followed by The numb8r of worms detected in single infected ohicken ranged between 1-36 except forcmen~eJli~where it wns 6-370~ Also, rrlxed infection Viith mere than one species was detected in 35.5% ofexanrlne d chicken.