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The Plymouth Rock was included in the first edition of the American Standard of Perfection of the new American Poultry Association in 1874. [2] The barred plumage pattern was the original one; other colors were later added. [2] It became the most widespread chicken breed in the United States and remained so until about the time of World War II. [2]
Originally, the primary value in poultry keeping was eggs, and meat was considered a byproduct of egg production. [2] A United States Department of the Interior census in 1840 found American farmers had a total combined poultry flock valued at approximately $12 million ($366 million in today's dollars).
From egg production (spoiler alert: No chicken lays eggs every day) to regal plumage, these nine breeds are among the most prized varieties of backyard hens. ... Plymouth Rock. Rhode Island Red.
[4]: 432 His aim was to produce a dual-purpose chicken that would be suitable for meat production and would also lay large white eggs. By cross-breeding of Barred Plymouth Rock and White Leghorn birds, an autosexing breed with barred gray adult plumage was produced. As in other autosexing breeds, the sex of chicks can be distinguished at about ...
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 ...
As an example, Donald Shaver (originally a breeder of egg-production breeds) began gathering breeding stock for a broiler program in 1950. Besides the breeds normally favored, Cornish Game, Plymouth Rock, New Hampshire, Langshans, Jersey Black Giant, and Brahmas were included. A white feathered female line was purchased from Cobb.
The Potchefstroom Koekoek is a South African breed of chicken [1] developed in the 1960s at the Potchefstroom Agricultural College in the city of Potchefstroom by Chris Marais. It was developed by cross breeding a number of other breeds like Black Australorp , [ 2 ] White Leghorn , [ 2 ] and Barred Plymouth Rock to obtain specific ...
The chicken breeds recognized by the American Poultry Association are listed in the American Standard of Perfection. They are categorized into classes: standard-sized breeds are grouped by type or by place of origin, while bantam breeds are classified according to type or physical characteristics.