Breeding run the new communities from Russian White birds is actually directed in order to broadening real time pounds, egg lbs and you can egg manufacturing.
EGG-Animal meat Breeds MOSCOW (Moskovskaya)
This breed is made during 1946-67 by the boffins of your own Moscow Timiryazev Academy of Agriculture by mating the fresh crossbred kiddies out-of Brown Leghorn boys and Yurlov women with The new Hampshire guys. The three-means get across birds was indeed bred inter se. Options try carried out to have egg development, stability and fleshing.
During the basic stage out-of options inbreeding was applied. The typical inbreeding coefficient on lines try only about 20% plus the hereditary similarity grounds was 45%. The new multiplication from contours is based on class mating regarding cocks having chose half of-sibs otherwise sibs.
From the 1967 the brand new breeding head, which included the latest contours A good, B, C and D, designated more 7 100000 direct. Throughout the greatest pencils the new eggs produce attained 220 and you will champion layers put 260-280 egg annually.
Since the 1970 the brand new breeding from Moscow chickens could have been carried out in batteries and using artificial insemination. In the course of 7 ages, a surfacing the line has been created, M5, which have a keen eggs creation of 228 eggs annually. It is always make hybrids from inside the crosses that have Light Leghorns. The latest hybrids place annually 230-250 eggs consider 58-sixty grams. From inside the selection for combining ability the fresh production from hybrids are opposed with this from paternal sibs of one line as well as maternal sibs of your other (controls); meanwhile the fresh yields regarding mutual hybrids is actually 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.
Brand new breed come in Moscow and Saratov countries as well as in the latest Ukraine. Although not because of the 1980 its inventory had declined so you’re able to 42 100 compared that have 61 one hundred thousand into the 1975.
Moscow birds was bred getting egg and chicken production. He has a standard direct, greater and you can bulging breast, enough time and you may greater back. New plumage are heavy, black colored, which have or in the place of fantastic hackles. Dicks features fantastic feathers towards the arms and you may right back. Ear-lobes was purple. During the hens shanks was black-and-yellow; in boys shanks is paler, rather than coloration.
The latest alive lbs off 8-week-old pullets try 0.8 which regarding cockerels was 0.9 kilogram; mature hens weighing step one.9-2.2 and you will cocks dos.6-dos.8 kg. Egg-shell the color try white brown. Virility off eggs reaches ninety-five%; hatchability are 85%. Endurance rate of young and of people are 95 and 90% respectively. Annual yields averages 215-228 eggs weigh 56-58 grams. Feed practices for each ten eggs is actually 1.86-2.00 kg.
MOSCOW White (Moskovskaya belaya)
It breed try lead while in the 1947-59 by experts of the Ail-Partnership Institute off Poultry Reproduction at Zagorsk chicken farm during the Moscow area because of the mating Russian White hens and you may Plymouth Rock and Pervomai cocks. Alternatives is according to research by the combination of highest egg development having an effective fleshing. The brand new nucleus inventory incorporated simply birds that have a rose brush. Into the 1948 the newest hens hence fulfilled elements of your the fresh reproduce got an average eggs creation of 173 eggs for the lbs away from sixty-62 grams. The latest champ placed 219 egg. The common real time lbs out of adult hens is 2.seven kilogram.
Moscow Light birds are used both for eggs and you can meat development. He has an intense and wide human anatomy, red-and-white ear-lobes and you will a rose brush. Shanks is yellow and never enough time. The fresh new alive pounds off 8-week-dated girls was 0.8 kilogram; mature hens weighing 2.six and you may cocks step 3.6 kg.
Many years at sexual readiness is actually 170 weeks. The typical yearly production are 180 egg off 58 g; egg-shell is light. Fertility of egg was 95% and you may hatchability ninety%. escort girl Omaha Success speed of your own younger stock try 95% and of grownups ninety%.
