Kasianenko, O., Nagornaya, L. and Kasianenko, S. 2020. Efficiency of the use of washing and disinfectant «Sandez» for disinfection of poultry houses. Bulletin of Sumy National Agrarian University. The series: Veterinary Medicine. 2 (49) (Oct. 2020), 16-23. DOI:https://doi.org/10.32845/bsnau.vet.2020.2.3.