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The quantity of feed, and the nutritional requirements of the feed, depend on the weight and age of the poultry, their rate of growth, their rate of egg production, the weather (cold or wet weather causes higher energy expenditure), and the amount of nutrition the poultry obtain from foraging. This results in a wide variety of feed formulations.
[20] [21] Generally, chicken breeds with white ear lobes lay white eggs, whereas chickens with red ear lobes lay brown eggs. [22] Although there is no significant link between shell color and nutritional value, often there is a cultural preference for one color over another (see § Color of eggshell below). As candling is less effective with ...
Kuroilers, a dual-purpose breed producing meat and eggs, can live on a diet of kitchen and agricultural waste, and produce around 150 eggs per year whereas native Indian hens lay only 40 per year. The meat yield per bird of Kuroilers is also greater; males weigh approximately 3.5 kg (7.7 lb) and females about 2.5 kg (5.5 lb) whereas the native ...
It is a calm and docile breed; the cocks are rarely aggressive. The hens lay very large brown eggs, and are fair layers overall, known particularly as good winter layers. The birds are robust and fairly cold-hardy. The breed's plumage comes in blue as well as black and white; legs are willow in hue. Jersey Giant hens will go broody. [2]
A Giriraja chicken. The Giriraja is a breed of chicken developed by Karnataka Veterinary, Animal, and Fishery Sciences University in Bengaluru, India. Giriraja females lay a large number of eggs, 130–150 per year, with each egg weighing 52–55 grams. [1] The eggs have a good hatchability (80–85 per cent), and enable farmers to raise their ...
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Poultry farming is the form of animal husbandry which raises domesticated birds such as chickens, ducks, turkeys and geese to produce meat or eggs for food.Poultry – mostly chickens – are farmed in great numbers.
The Australorp is an Australian breed of dual-purpose utility chicken.It derives from the British Black Orpington, and was selectively bred for egg-laying performance; some hens lay more than 300 eggs per year.