Examples of such diseases may be avian influenza, velogenic Newcastle disease, infectious laryngotracheitis, and fowl cholera. Reduce certain diseases Some microorganisms are very resistant to several disinfectants and even though it is desirable to eradicate them, quite often it is only possible to reduce their numbers to safer levels by conducting a thorough sanitation program between flocks. Some examples of these diseases would be the Infectious Bursal disease and the Avian Reovirus group. A reduction in the exposure of disease-causing organisms to birds reduces the amount of stress placed on the bird resulting in improved performance, improved profitability and reduced medication costs. Removal of organic debris exposing microorganisms to air and light.
Organic matter provides suitable shelter for disease microbes to survive.
Organic debris also reduces efficacy of the follow-up disinfectant. Removal of microorganisms. Microbes, as well as organic debris become mixed in the foam and suds of the detergent and water mixture are washed away from inside the house. Cleaning with a water-sanitizer mixture will kill a proportion of microorganisms, lessening the microbial load for the disinfectant to kill. Thorough cleaning and rinsing enhances the microbicidal activity of the disinfectant.