Effect of vaccinal dilutent and environmental temperature on the efficiency of vaccination in poultry. Efficacy of enrofloxacin in drinking water on some poultry pathogens with special reference to its toxic effect. Enviromental pollution in some localities in Kaluobia. Astudy on dimethoate insecticide toxicity im sheep with special reference to its breakdown time. Heavy metal residues in hens, meat and eggs as influenced by environmental pollution Toxicity ofaflatoxin and ochratoxin and their occurrence in some fees and animal product A study on the efficacy and safety of evermectin against sarcoptic mange in rabbit bucks and its effect on semen quality A toxicological study on ivermectin with special consideration to its reproductived toxicity , toxopathology and genotoxicity in male white Newzelanmd rabbit Water pollution at Ismailia canal due to some industrial establishment. Enviromental pollution due to traffic density near some busy high ways. Effect of hygienic status of water supply in poultry farm on the performance and immune response of broilers chlorine as a sanitizer for utensil of animals RELATION BETWEEN VACCINATION TIME OF EWES WITH RVFVACCINE AND IMMUNE RESPONSE OF BOTH EWES AND THEIRLAMBS EFFECT OF SOME DISINFECTANTS ON MICROBIAL POLLUTION OF WATER IN POULTRY FARMS AT KALIOBIA GOVERNORATE hygienic status of water supply in poultry farms on the performance and immune response of broilers Title: hygienic status of water supply in poultry farms on the performance and immune response of broilers Title: A study in efficiency of ivermectin against sarcoptic mange in rabbit buck and its effect in semen Environmental pollution due to traffic density near to some busy high ways