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  2. Poultry farming - Wikipedia

    en.wikipedia.org/wiki/Poultry_farming

    The dual-purpose chicken selected by the Lohmann group, the “Lohmann Dual”, [50] is raised in Switzerland by a few breeders, and the Coop network decided to launch the experiment with a test on 5,000 poultry, although knowing that instead of producing up to 300 eggs per year like very good laying hens, it will only produce around 250 eggs ...

  3. In-ovo sexing - Wikipedia

    en.wikipedia.org/wiki/In-ovo_sexing

    An in-ovo sexed chick is estimated to cost around $3.80, compared to $0.95 for a conventional chick. Since a chick lays around 350 eggs over its life, this means an additional 0.8 cents per table egg sold. [29]

  4. Egg incubation - Wikipedia

    en.wikipedia.org/wiki/Egg_incubation

    The only living mammals that lay eggs are echidnas and platypuses. In the latter, the eggs develop in utero for about 28 days, with only about 10 days of external incubation (in contrast to a chicken egg, which spends about one day in tract and 21 days externally). [11] After laying her eggs, the female curls around them.

  5. Intensive animal farming - Wikipedia

    en.wikipedia.org/wiki/Intensive_animal_farming

    On average, a chicken lays one egg a day, but not on every day of the year. This varies with the breed and time of year. In 1900, average egg production was 83 eggs per hen per year. In 2000, it was well over 300. In the United States, laying hens are butchered after their second egg laying season.

  6. Battery cage - Wikipedia

    en.wikipedia.org/wiki/Battery_cage

    In February 2016, 90 percent of egg-laying hens in Canada lived in battery cages. That month, negotiations between egg farmers, animal welfarists, and the government resulted in a moratorium on construction of new battery cages from 1 April 2017 and a gradual 15-year phaseout of battery cages towards enriched cage or cage-free systems by 2036 ...

  7. Forced molting - Wikipedia

    en.wikipedia.org/wiki/Forced_molting

    Forced molting typically involves the removal of food and/or water from poultry for an extended period of time to reinvigorate egg-laying. Forced molting, sometimes known as induced molting, is the practice by some poultry industries of artificially provoking a flock to molt simultaneously, typically by withdrawing food for 7–14 days and sometimes also withdrawing water for an extended period.

  8. FACT FOCUS: Egg shortage breeds chicken-feed conspiracies - AOL

    www.aol.com/news/fact-focus-egg-shortage-breeds...

    FILE - Eggs are displayed on store shelves at a local grocery store in Chandler, Ariz., Jan. 21, 2023. Amid soaring egg prices, social media users are claiming that common chicken feed products ...

  9. Chicken - Wikipedia

    en.wikipedia.org/wiki/Chicken

    Chickens farmed primarily for eggs are called layer hens. The UK alone consumes more than 34 million eggs per day. [84] Hens of some breeds can produce over 300 eggs per year; the highest authenticated rate of egg laying is 371 eggs in 364 days. [85]

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