The latest real time pounds away from 8-week-old birds are 0.8 kilogram; adult hens weigh 2.2-dos.5 and you will cocks 3.5-4.5 kilogram. Egg shell is actually brown. Virility off eggs are 95% and you may hatchability 80-85%. Death of more youthful was 5-7% as well as people 5%. The average design was 180-two hundred eggs per year; egg weight is 58-sixty grams. The manufacture of winners try 270-290 eggs.

Crossbred progeny away from Yerevan hens and you may Light Leghorn dicks develop 230 eggs annually weighing sixty g. The alive pounds out of adult levels is step one.8-2.0 kg. Specialized eggs outlines off Yerevan hens are used because lady parents into the crosses having men lines out of White Leghorns.

Authoritative twin-objective (animal meat and you can eggs) contours away from Yerevan chickens is an invaluable hereditary investment into the production of the fresh man-made beef-and-eggs contours off broiler crosses.

YURLOV (Yurlovskaya)

This breed is made throughout the Central Black colored-Environment zone of Russian Federation during the Orlov, Kursk and you may Voronezh places, in the form of traditional alternatives. Meters.F. Ivanov is actually of one’s viewpoint that the Yurlov breed originated from crosses of regional hens which have assaulting dicks and you can Brahma guys.

The new breed is molded from the lengthened set of dicks having a good good and enough time-drawn-away crow. It absolutely was thought that possibilities into the charm and you may length of crowing manage make it possible to develop a robust composition with powerful human body and you will wide breast.

During 1941-forty-five the majority of the new Yurlov populace is actually missing. Inside 1948, the newest Most of the-Connection Chicken Reproduction Institute introduced twenty seven specimens from Goryaninovka community into the Kursk region. By 1951 the latest gene preservation populace had risen to 200 head. The typical abilities within group try 124 egg a year. After it absolutely was you are able to to improve the new performance doing 154 eggs of 71 g a year.

Yurlov birds certainly are the forefathers of some new house-bred types: Pervomai, Adler Silver and you can Zagorsk Fish birds have in their genotype 1/2-3/8 of Yurlov heredity.

Yurlov birds feel the better-manifested characters regarding animal meat-type Far-eastern and you will video game breeds. Their body are wide, strong and you will a lot of time. Your head is actually small, having large frontal bone, highest orbital arches and you will reddish ear-lobes. He has one, flower otherwise walnut comb. Brand new ft are a lot of time and good, red-colored or black colored within the the colour. The fresh plumage is quite fluffy as well as some tones; ebony silver, salmon and you can red-colored are the commonest. Girls feather extremely slower.

The alive weight out-of 8-week-old chickens is 0.9-step 1.dos kg; adult hens weigh 2.6-3.0 and you may cocks step three.5-cuatro.0 kg. Annual creation is actually 160-180 eggs from sixty-80 g. Egg-shell try red-brown. Virility of eggs are 91% and you can hatchability 80%. Emergency rate of the more youthful is 90% and of adults 88-93%.

ZAGORSK Salmon (Zagorskaya lososevaya)

This breed group is used for meat and egg production. It was created during 1950-59 by breeders from the Ail-Union Poultry Breeding Research Institute in the Moscow region starting with a four-way cross. In 1950 they made reciprocal crosses of Russian Whites with the New Hampshire, Rhode Island Red and Yurlov breeds. The F₁ crosses were backcrossed to Rhode Island Red and Yurlov cocks.

The origin wild birds had a leading design and you will stability FlirtyMature dating apps. For example, Rhode Area Purple dicks had women parents which applied not less than 180 egg per year and you can Yurlov dicks originated out-of a beneficial hen and therefore laid 185 eggs.

Inside the 1953 just how many Fish birds that have step 3/8 out-of Yurlov bloodstream is 227. They certainly were bred within the a shut inhabitants where friends possibilities try familiar with mix highest laying rate, stability, egg weight and you will a beneficial fleshing. Brand new real time pounds of your own ninety-day-old Zagorsk Fish cockerels is step 1.eight kilogram; 90.6% out-of carcasses were rated since earliest grade.