POLTAVA CLAY (Poltavskaya glinistaya)
The source is actually unclear. It is believed that it had been produced by crossing local hens that have Follower Orpingtons. A beneficial hereditary resemblance is found in the polymorphism of proteins loci out of eggs off Poltava Clay and you will Rhode Island Reds.
As the step 1951 this new Ukrainian Institute away from Poultry Reproduction has been interested in breeding work at Poltava Clay birds on such basis as size choice to increase egg creation and you will real time weight. Four inbred contours formal to own eggs manufacturing have been started in 1966; they certainly were bred of the mating 50 % of sibs. An average production attained 190-209 eggs per year that have an eggs lbs regarding 54-58 g. Production of champions attained 316 egg a year.
The newest combining ability out-of birds from the brand new outlines is actually examined on the cross that have White Leghorns. The creation of one or two- otherwise around three-range interbreed hybrids is actually 236-240 egg per year which have an eggs lbs out of 53-54 grams.
Poltava Clay chickens is actually generally marketed on Ukraine with the farms maybe not specializing in chicken so when personal property of the rural people. Nowadays the stock have decreased off 747 100000 inside the 1974 so you can 626 100 inside the 1980.
Poltava Clay birds has fan plumage with black ideas to flight and you can end feathers. Ear-lobes are red-colored; the fresh new comb is actually green and you may shanks try yellow.
This new reproduce is actually raised to have egg and you may meats development. The latest alive weight of 8-week-old . pullets is actually 0.8 kilogram as well as cockerels 0.nine kilogram; mature hens consider 2.dos kg and you will cocks dos.6 kg. Many years in the maturity is actually 170 months. The typical creation of Poltava hens was 170-190 eggs a-year which have a burden off 56 grams. This new egg shell is actually brownish. Virility out of eggs are 95% and you can hatchability 88%. Endurance rate of the younger inventory was ninety five% as well as adults 95%.
Poltava Clay chickens are now being bred to possess higher eggs creation and you can https://datingmentor.org/escort/newport-news/ eggs lbs and are also used in autosexing crosses with wild birds which have light Columbian plumage.
MEAT-Egg Types 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 creating it breed the main reproduction strategy was band of the young inventory to your live pounds in the 60 days of age, speed out-of feathering, meats conformation. Inside the each age bracket, when selecting wild birds into the nucleus inventory, preference got in order to specimens on Columbian plumage pattern.
The newest inventory regarding Adler chickens grew constantly and also by 1961 it got achieved 4600 direct; from inside the 1962 it designated 8100. In 1962 20 pens out of comparable wild birds was designed in check to check on dicks toward beef attributes of the kiddies. Promising genealogical outlines from inside the breed was recognized by 1965. The full stock where 12 months reached 46 one hundred thousand and transformation regarding hatching eggs flower so you’re able to five-hundred 000. The fresh breed is actually elevated during the Krasnodar and you may Stavropol regions plus Azerbaijan. Their populace enhanced from 110 one hundred thousand in the 1975 so you’re able to 603 100000 of the 1980.
Feature top features of brand new Adler reproduce is: each other meat and you will eggs creation, Columbian plumage development, unmarried comb, red-colored ear-lobes and red shanks. These types of birds provides a proper-put up bones.