Measures to prevent the spread of non-infected bronchionecrosis, protozoan and lerniosis in fish
Khudaynazar YunusovSamarkand State University of Veterinary Medicine, Livestock and Biotechnologies, Samarkand, UzbekistanFeruz KurbanovSamarkand State University of Veterinary Medicine, Livestock and Biotechnologies, Samarkand, UzbekistanXojiakbar YuldashevSamarkand State University of Veterinary Medicine, Livestock and Biotechnologies, Samarkand, UzbekistanOdil AchilovSamarkand State University of Veterinary Medicine, Livestock and Biotechnologies, Samarkand, UzbekistanN. E. ErgashevSamarkand State University of Veterinary Medicine, Livestock and Biotechnologies, Samarkand, UzbekistanO’tkirxon MuxammadiyevSamarkand State University of Veterinary Medicine, Livestock and Biotechnologies, Samarkand, Uzbekistan
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Abstract
In general, the main cause of non-infectious bronchonecrosis in fish is recognized to be chronic exposure to unfavorable environmental factors on fish. White carp - 20.0%, eel - 14.6%. The infestation of all three fish species by crustaceans was found to be on average 19.3%. According to the results of the analysis, 18.0% of crustaceans in four districts of the Samarkand region were infected with 2 types: lerniosis, 1.3% - arguliosis.
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