The effect of rising ambient air temperature on the physiology of poultry cannot be considered in isolation because when high temperature is accompanied by high humidity (over 75 per cent) the birds will rapidly succumb and die through heat prostration.Birds do not possess sweat glands but instead l

4. Chicken house design 1) Types of chicken houses There are basically two types of chicken houses: open chicken houses (ordinary chicken houses) and closed chicken houses. (1) Open chicken house: The most common form is a windowed chicken house with walls on all sides, large windows on the south wa

British researchers found that free-range eggs have 50% higher folic acid content and 70% higher vitamin B12 content. These data are higher than cage-raised chickens. Another study showed that free-range eggs were much higher in vitamin E and unsaturated fatty acids than caged eggs. Researchers from

The average chicken lays about 200-250 eggs a year, the life span of the chicken is about 7 years, and the egg production rate will decrease year by year from the third year. Therefore, a chicken can lay about 1000-1500 eggs in its lifetime.