VPE 511: Environment and Environmental Hygiene (2+1)

EFFECT ON ANIMAL HEALTH AND PRODUCTION

• In domestic animals natural resistance to disease particularly respiratory affections is lowered by continued living in polluted surroundings. With regard to production milk yield in cows and egg production in poultry is lowered.
• The CO₂ concentration in dairy cow sheds usually lies between 0.2. and 0.3 per cent. At a concentration of 7.8% the horse is said to be able to live but exhibits severe dyspnoea