PANTSIREV (Pantsirevskaya)
It breed was developed throughout the 1947-61 at the Pantsirev breeding county ranch about Volga town from the crossing Light Leghorns, Rhode Area Reds, The newest Hampshires, Black colored Australorps and you may Light Plymouth Stones. The point was to would an indigenous strain of dual-mission method of with high egg and you can meats creation.
In the first phase Leghorn hens was in fact mated to help you Rhode Island and you will The newest Hampshire cocks. In another category Rhode Isle hens were mated with The fresh Hampshire dicks. In 1948 the latest crossbred hens was mated so you’re able to The brand new Hampshire, Rhode Island otherwise Leghorn dicks. Just after 1951 the 3-means crosses had been bred inter se that have set of hens hence got white or black plumage and you will a top eggs design.
Inside the 1954 Black colored Australorp cocks were mated with the black hens in the crossbred population and light hens had been mated which have White Plymouth Rocks. Further reproduction works is actually directed in order to increasing growth rate.
Pantsirev birds had previously been widely pass on on Volga city. He’s famous for the flexibility so you can local requirements. From inside the 1974 new inventory designated 278 one hundred thousand however, by the 1980 they had gone right down to 22 one hundred thousand. Reasonable twin-mission creation looked like the main reason for this drop-off.
Pantsirev black colored hens utilized for animal meat and eggs production has actually good deep and greater body, red-and-white ear canal-lobes and you can just one comb. Shanks are black colored-and-white. Dicks often have a few light feathers close saddle and you may tail.
The newest live weight of your 8-week-old chickens try 0.91 kilogram; regarding adult hens is 2.cuatro and of cocks step three.2 kg. An average annual creation is actually 180 egg of 57 g. Egg shell try ointment-coloured. Fertility off eggs are 95% and hatchability 85%. Endurance rate of one’s young try 86%.
The population away from Pantsirev hens having light plumage is for egg and you can chicken manufacturing. They have a little lead with a single brush and you can lightweight system. Ear-lobes is purple-and-light.
The fresh new live pounds regarding 8-week-dated birds is 0.93 kg; regarding adult hens dos.5 as well as dicks 3.0 kg. Years during the sexual readiness try 170 weeks. The common yearly production is 190 eggs from 58 g. Egg-shell try light cream. Virility out-of egg is actually 95% and hatchability is 80%. Endurance speed of your younger is 95% and of adults 96%.
PERVOMAI (Pervomaiskaya)
That it breed was made within Pervomai state ranch throughout the Ukraine (1935-41) and at Pachelma state ranch from inside the Penza region (1942-63) away from good about three-breed mix.
Light Wyandotte dicks was basically mated having Rhode Island hens and you will a great crossbred dick is selected which was mated that have Yurlov hens. Around three lines was basically formed because of the breeding the 3-reproduce crosses inter se playing with 50 % of-sib mating.
During the World war ii the population reduced in order to 48 hens and six cocks; the new nucleus stock included just 10 hens and you will cuatro cocks. When you look at the 1947 the new Pervomai people increased to 180 as well as in 1948 in order to 670 wild birds. Range choices was then left behind by the unfavorable aftereffect of inbreeding towards stability, hatchability and you will eggs production. A portion of the breeding methods turned large-measure crossing regarding lines and infusion away from new bloodstream of men off their farms. The season 1956 noted brand new resumption of range alternatives, breeding boys becoming analyzed on the growth rate of the girls and boys. Of the 1962 the population of your own Pervomai breed attained 56 100 head.
Inside the entire age reproduce development, solutions is achieved to possess higher rate of growth, high eggs manufacturing and you may very early maturity. Annual production of hens increased off 135 to 195 eggs, consider 56-57 g. Hatchability enhanced of 66 so you’re https://datingmentor.org/nl/flirt4free-overzicht/ able to 78%. Eggs production of winners reached 256-270 eggs.
An element of the drawback of breed is actually lowest a production and you can failure so you can compete with modern highly formal egg-beef traces. Thanks to this the population regarding Pervomai birds started initially to get rid of dramatically as well as in 1975-80 they designated just 2100-2500 lead.
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