The provider are undecided. https://datingmentor.org/escort/ontario/ It is thought that it absolutely was developed by crossing regional hens which have Follower Orpingtons. An effective genetic resemblance are based in the polymorphism regarding necessary protein loci of egg from Poltava Clay and Rhode Island Reds.
Since the step 1951 this new Ukrainian Institute out-of Poultry Reproduction might have been interested in-breeding work with Poltava Clay birds based on size choice to improve egg production and you can real time lbs. Four inbred contours official to possess egg development were were only available in 1966; they were bred from the mating 50 % of sibs. The typical manufacturing attained 190-209 eggs per year having an egg pounds out-of 54-58 grams. Creation of winners achieved 316 eggs a year.
This new consolidating element out of wild birds from all of these the lines is actually checked out in the cross that have White Leghorns. The manufacture of a couple of- otherwise three-line interbreed hybrids are 236-240 egg per year having a keen egg pounds regarding 53-54 g.
Poltava Clay chickens was generally delivered regarding Ukraine with the facilities perhaps not dedicated to chicken and as private assets of your own outlying inhabitants. Lately their inventory possess decreased out of 747 100 during the 1974 so you can 626 100000 inside the 1980.
Poltava Clay chickens have lover plumage which have black ideas to journey and you can tail feathers. Ear-lobes is actually reddish; the latest brush was red and you will shanks is purple.
The latest reproduce is raised to have eggs and you can animal meat creation. Brand new real time weight away from 8-week-old . pullets are 0.8 kilogram and of cockerels 0.nine kg; mature hens weighing dos.dos kg and you may dicks dos.6 kilogram. Ages during the readiness is actually 170 days. The common production of Poltava hens is actually 170-190 eggs annually which have a burden off 56 g. The egg shell was brown. Fertility regarding eggs try 95% and you may hatchability 88%. Success rate of your younger stock try ninety five% as well as people 95%.
Poltava Clay birds are now being bred to possess higher eggs design and you may eggs weight and therefore are included in autosexing crosses with birds with white Columbian plumage.
MEAT-Egg 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.
When making so it breed the main reproduction approach was set of the young inventory to your live lbs during the 60 days old, rates regarding feathering, chicken conformation. During the for each age group, when choosing wild birds to your nucleus inventory, preference was given to help you specimens into the Columbian plumage development.
The newest inventory out of Adler chickens increased constantly by 1961 they had achieved 4600 direct; in the 1962 they numbered 8100. Inside 1962 20 pens of comparable wild birds was molded managed to evaluate dicks for the meat features of the offspring. Guaranteeing genealogical contours from inside the reproduce was in fact recognized by 1965. The entire inventory for the reason that year attained 46 100000 and conversion process out of hatching eggs rose to five-hundred 100000. The latest breed are increased within the Krasnodar and you may Stavropol territories plus in Azerbaijan. The population improved of 110 000 when you look at the 1975 to help you 603 100 of the 1980.
Feature options that come with brand new Adler breed are: each other meat and you may eggs design, Columbian plumage trend, solitary comb, purple ear canal-lobes and you can red shanks. These birds provides a proper-created skeleton.