Studies on Mycotic Infections In Poultry With Particular References To Aspergillus Fumigatus Infection In Intensive Poultry Farms

Five hundred and nine chickens of differentages were used in this investigation to studythe pathogenici ty of A. fumigatus. A. flavus.andA.: pi~~for chickens and diagnosing ~. fumigatusLn f’ec t i.on in chickens by serologiCal and allergictests”.)The experimental infection of 2-week-oldchicks with .i, fumi.s.3:~~, A. fl~ or A. £:tEerspores was characterized by respiratory and some- times nervous symptoms. The characteristic nodulesin the lung and air sacs we+e only seen in A.f~igatusinfected chicks. Lesions in other organs including greyish patches in brain, cor-gertion inliver and spleen and haemorrhage on muscles and intestine were observed in chicks recieved eithErthe spores or cu L tare fi.l trate of the .:l.spe~_lluc.ies which may indicate toxic effects of certainfno t abo Lt tes secreted from the mycelia .•