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Birds feel intimately adult at 165-170 days of many years

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Birds feel intimately adult at 165-170 days of many years

Breeding work at the brand new communities from Russian Light birds was brought so you can growing live lbs, eggs weight and you will eggs design.

EGG-Chicken Breeds MOSCOW (Moskovskaya)

It reproduce is made while in the 1946-67 by researchers of the Moscow Timiryazev Academy from Agriculture because of the mating this new crossbred offspring out-of Brownish Leghorn guys and you will Yurlov females having The Hampshire males. The three-method get across birds was indeed bred inter se. Selection was achieved to possess eggs design, stability and you may fleshing.

When you look at the first stage from alternatives inbreeding was applied. The common inbreeding coefficient from the traces is actually only about 20% and hereditary resemblance foundation try forty five%. The brand new multiplication of outlines are based on class mating out-of dicks with chosen 50 % of-sibs otherwise sibs.

By 1967 the newest breeding flock, which included the new outlines A beneficial, B, C and you can D, designated more seven 100000 head. Regarding the greatest pens the new egg give reached 220 and you can winner levels introduced 260-280 egg a-year.

Due to the fact 1970 new reproduction out-of Moscow chickens could have been achieved when you look at the batteries and using phony insemination. In the course of seven years, an appearing the newest line is made, M5, which have an egg production of 228 egg a year. It is regularly produce hybrids into https://datingmentor.org/escort/philadelphia/ the crosses with Light Leghorns. The fresh hybrids set a year 230-250 eggs weighing 58-60 g. From inside the choice for consolidating function the latest output out of hybrids are opposed thereupon from paternal sibs of 1 range and of maternal sibs of almost every other (controls); meanwhile the newest production from mutual hybrids try opposed.

In the frequencies of ovalbumin genes (A – 0.989) this breed is close to meat-type breeds and in the allele frequencies of the G3 locus (A – 0.750) it is close to Brown and White Leghorns.

New reproduce come in Moscow and you will Saratov regions and also in this new Ukraine. not because of the 1980 their stock got denied to 42 100 opposed with 61 100 during the 1975.

Moscow chickens is actually bred to have eggs and you may chicken production. He has got a standard direct, wide and you can bulging nipple, enough time and you will greater straight back. The new plumage is actually thick, black colored, with otherwise rather than wonderful hackles. Dicks keeps fantastic feathers towards the shoulders and back. Ear-lobes is actually reddish. When you look at the hens shanks are black-and-yellow; from inside the males shanks try paler, versus coloration.

Brand new live pounds regarding 8-week-dated pullets was 0.8 hence regarding cockerels was 0.nine kilogram; mature hens consider 1.9-dos.dos and you may dicks 2.6-dos.8 kg. Egg-cover the colour is actually light brownish. Fertility off eggs reaches ninety-five%; hatchability was 85%. Endurance speed of your own more youthful as well as adults is actually 95 and you can 90% correspondingly. Annual productivity averages 215-228 eggs consider 56-58 grams. Offer use per ten eggs is 1.86-dos.00 kg.

MOSCOW White (Moskovskaya belaya)

This reproduce was put through the 1947-59 by the researchers of your own Ail-Commitment Institute away from Chicken Reproduction on Zagorsk chicken farm into the Moscow region from the mating Russian Light hens and you may Plymouth Material and you can Pervomai cocks. Options try according to the mix of highest eggs development having a beneficial fleshing. The newest nucleus inventory integrated only birds which have a flower brush. In 1948 the fresh new hens and this met elements of your the fresh breed got the typical egg production of 173 egg to the pounds out-of 60-62 grams. The latest winner laid 219 egg. The typical live weight from mature hens is actually 2.eight kg.

Moscow Light birds can be used for both eggs and you may animal meat design. He’s a-deep and you can broad human anatomy, red-and-light ear canal-lobes and you can a rose comb. Shanks was purple and not a lot of time. The fresh alive lbs out-of 8-week-dated girls try 0.8 kg; mature hens consider 2.six and you will dicks 3.six kg.

Many years during the intimate maturity try 170 days. The typical yearly production are 180 eggs out of 58 grams; egg-shell is white. Virility off eggs is actually 95% and you will hatchability 90%. Emergency speed of the more youthful inventory is actually 95% and of adults 90%.

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