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The brand new real time weight regarding 8-week-dated chickens is actually 0.8 kg; adult hens weighing dos.2-dos.5 and dicks 3.5-cuatro.5 kilogram. Egg shell is brownish. Fertility of egg try 95% and you may hatchability 80-85%. Death of your younger try 5-7% and of people 5%. The average development is 180-200 egg a-year; eggs weight is 58-60 grams. The creation of winners are 270-290 egg.

Crossbred progeny from Yerevan hens and you will White Leghorn dicks make 230 egg annually weighing sixty g. Brand new live weight regarding mature layers try 1.8-dos.0 kg. Certified egg contours from Yerevan hens are used while the lady parents into the crosses with men lines regarding Light Leghorns.

Authoritative dual-purpose (beef and eggs) traces out of Yerevan chickens is a very important hereditary money toward creation of brand new synthetic chicken-and-eggs contours out of broiler crosses.

YURLOV (Yurlovskaya)

So it reproduce was created regarding Central Black colored-World area of your Russian Federation during the Orlov, Kursk and Voronezh countries, by means of antique possibilities. M.F. Ivanov is actually of view that the Yurlov reproduce originated from crosses off local hens that have assaulting cocks and you can Brahma people.

The new breed is designed of the offered set of cocks with a beneficial solid and you https://datingmentor.org/over-50-chat-room/ will much time-drawn-away crow. It absolutely was considered that options toward beauty and you may amount of crowing perform make it possible to build a robust composition that have sturdy human body and you may broad nipple.

Throughout the 1941-forty five the bulk of the fresh Yurlov inhabitants are shed. For the 1948, brand new The-Partnership Chicken Breeding Institute lead 27 specimens out of Goryaninovka community in Kursk area. …

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