PANTSIREV (Pantsirevskaya)
This reproduce is made through the 1947-61 at the Pantsirev breeding condition farm regarding the Volga city by the crossing White Leghorns, Rhode Isle Reds, The newest Hampshires, Black colored Australorps and you can Light Plymouth Stones. The idea were to perform a native variety of dual-objective sort of with high egg and you can beef development.
In the 1st phase Leghorn hens have been mated so you’re able to Rhode Isle and you may New Hampshire dicks. An additional class Rhode Isle hens was basically mated having The latest Hampshire dicks. Into the 1948 the crossbred hens was in fact mated so you can The Hampshire, Rhode Island otherwise Leghorn dicks. Immediately following 1951 the 3-way crosses was indeed bred inter se having gang of hens and that got black or white plumage and you can a high eggs development.
When you look at the 1954 Black Australorp dicks was mated towards the black colored hens throughout the crossbred population in addition to light hens was mated which have White Plymouth Stones. Subsequent reproduction really works try brought to broadening growth rate.
Pantsirev chickens was previously commonly give regarding Volga urban area. He could be fabled for their versatility to regional conditions. For the 1974 new inventory designated 278 000 but because of the 1980 it had opted down seriously to twenty-two 000. Low dual-goal development appeared to be the primary reason for it disappear.
Pantsirev black colored hens useful meats and you may eggs Pansexual Sex Dating Site creation has good deep and you will greater body, red-and-white ear canal-lobes and one comb. Shanks try black colored-and-light. Cocks often have a number of light feathers close saddle and you will tail.
The real time weight of your own 8-week-dated birds is actually 0.91 kg; that of mature hens are dos.4 as well as cocks step three.dos kilogram. The common annual manufacturing try 180 eggs from 57 g. Egg shell is cream-coloured. Virility of egg are 95% and hatchability 85%. Emergency rate of your own more youthful was 86%.
The population of Pantsirev hens that have white plumage is for egg and you will meat manufacturing. He’s a small head having an individual comb and you can compact human body. Ear-lobes try purple-and-light.
This new live pounds from 8-week-old birds are 0.93 kg; regarding adult hens 2.5 and of dicks step 3.0 kg. Age from the sexual maturity are 170 months. The average yearly design is actually 190 egg from 58 grams. Egg-shell try light cream. Fertility from egg try 95% and hatchability was 80%. Success rate of your own young is 95% as well as adults 96%.
PERVOMAI (Pervomaiskaya)
So it breed was made in the Pervomai state ranch in the Ukraine (1935-41) and at Pachelma state ranch in Penza region (1942-63) out-of an effective three-reproduce mix.
Light Wyandotte dicks was indeed mated with Rhode Island hens and you will good crossbred dick was selected that has been mated that have Yurlov hens. Three lines was indeed molded because of the reproduction the three-reproduce crosses inter se having fun with 50 % of-sib mating.
Through the The second world war the people decreased in order to 48 hens and you can 6 dicks; new nucleus inventory provided simply 10 hens and you may cuatro dicks. Within the 1947 the Pervomai inhabitants risen to 180 along with 1948 in order to 670 birds. Line possibilities ended up being discontinued from the adverse effectation of inbreeding on viability, hatchability and you can eggs production. An element of the reproduction tips turned high-level crossing from contours and you may infusion from fresh blood of males off their facilities. The year 1956 noted new resumption from range choice, reproduction boys becoming examined to your growth rate of its children. By 1962 the population of the Pervomai breed reached 56 000 head.
In whole period of breed development, selection try accomplished getting higher growth rate, large eggs development and you can very early readiness. Annual creation of hens enhanced out of 135 so you can 195 eggs, weighing 56-57 g. Hatchability enhanced regarding 66 so you’re able to 78%. Egg creation of champions hit 256-270 eggs.
Part of the drawback regarding the breed is actually lower a production and you will incapacity to help you compete with progressive very specialized eggs-meats outlines. For that reason the population off Pervomai birds began to drop greatly along with 1975-80 they numbered just 2100-2500 head.
