INVESTIGATION ON PHOTOSENSITIZATION PROBLEM IN LACTATING CATTLE AT QENA PROVINCE

Document Type : Research article

Authors

Abstract

Out of total number, 45 Holstein - Freisian lactating Cows aged ranged from 7-9 years - were choised in this investigation. The study described clinical signs of photosensitization, its causative agent and the relation between this condition and some selected blood indices. Parasitological examination revealed the p < /strong>resences of Ascaris eggs in both faeces and stable ground. Animals were treated using a lotion containg antiallergic substance with injection the animals with AD, E 1/M besides the antiparastic drugs and mineral mixture. The study revealed oligocythaemia with esinophilia were evident in diseased animals meanwhile the biochemical analysis revealed a hypoproteinaemia associated with hypo-albuminaemia. There was a slight variations regarding blood serum electrolytes however these variations were within the normal values.