Their provider is actually uncertain. It’s considered that it had been produced by crossing regional hens with Lover Orpingtons. Good genetic similarity try found in the polymorphism from proteins loci off egg regarding Poltava Clay and you can Rhode Island Reds.
Since step one951 the fresh new Ukrainian Institute out-of Poultry Breeding might have been engaged in breeding work at Poltava Clay birds on the basis of mass solutions to increase egg development and alive pounds. Four inbred lines certified getting eggs manufacturing was indeed started in 1966; they certainly were bred by the mating 1 / 2 of sibs. The average design hit 190-209 egg a year having an eggs lbs regarding 54-58 g. Production of winners hit 316 eggs a year.
This new consolidating ability out of wild birds from these the brand new outlines is actually tested regarding the mix that have White Leghorns. The production of a couple- or about three-range interbreed hybrids was 236-240 egg a-year having an enthusiastic egg weight regarding 53-54 g.
Poltava Clay chickens is extensively marketed on Ukraine into farms not concentrating on chicken and as personal assets of your outlying inhabitants. In recent times the stock possess diminished away from 747 100000 in the 1974 so you can 626 100 during the 1980.
Poltava Clay birds features enthusiast plumage which have black ideas to journey and you can tail feathers. Ear-lobes is actually yellow; the brand new comb was green and you can shanks is red.
The fresh new reproduce try elevated for egg and meat creation. This new live pounds away from 8-week-dated . pullets is actually 0.8 kilogram as well as cockerels 0.nine kg; adult hens weighing 2.dos kilogram and you will dicks 2.six kg. Age on maturity was 170 days. The common creation of Poltava hens was 170-190 eggs a year which have an encumbrance from 56 g. The brand new egg shell is actually brown. Virility regarding eggs is actually 95% and hatchability 88%. Success rates of one’s more youthful stock try ninety-five% as well as grownups 95% https://datingmentor.org/pl/parship-recenzja/.
Poltava Clay birds are increasingly being bred for large egg design and you will egg weight and are also used in autosexing crosses with birds which have light Columbian plumage.
MEAT-Eggs Breeds ADLER Gold (Adlerskaya serebristaya)
This breed was produced in the Adler poultry complex in Krasnodar territory during 1951-65 by crossing chickens of five breeds. Males of the Pervomai breed were mated with Russian White females and the F1 crosses were bred inter se. F2 progeny with a high production and viability were mated with New Hampshire males in order to improve meat qualities. The three-breed crosses were bred inter se. Offspring selected on appearance and growth rate were mated with White Plymouth Rock cocks for further improvement of meat conformation. These four-way crosses were bred inter se and their offspring were selected according to “standard” requirements. Some of these hens were mated with Yurlov cocks and the five-way crosses were bred inter se.
In making so it reproduce part of the reproduction strategy was band of the young inventory towards the live weight during the 60 days of age, rates regarding feathering, meat conformation. Inside for every generation, when choosing wild birds on the nucleus inventory, liking received to help you specimens towards the Columbian plumage development.
The newest stock away from Adler birds increased usually and also by 1961 they got hit 4600 lead; into the 1962 they designated 8100. Inside 1962 20 pencils of similar wild birds was indeed designed in order to evaluate cocks for the meat features of the girls and boys. Promising genealogical contours within the breed was indeed acknowledged by 1965. The full stock in this seasons hit 46 000 and transformation off hatching eggs flower in order to five hundred 100000. Brand new reproduce are raised in the Krasnodar and Stavropol regions as well as in Azerbaijan. Their inhabitants improved away from 110 one hundred thousand inside the 1975 to 603 100000 by the 1980.
Feature top features of the brand new Adler breed was: both meats and you will eggs manufacturing, Columbian plumage trend, single brush, yellow ear-lobes and red shanks. These types of birds has a properly-setup skeleton.