This might be a native chicken variety of the newest Ukrainian tree-steppe part

POLTAVA CLAY (Poltavskaya glinistaya)

Its source try uncertain. It is believed that it actually was developed by crossing regional hens that have Lover Orpingtons. A good genetic similarity is actually found in the polymorphism off necessary protein loci off egg out-of Poltava Clay and you will Rhode Isle Reds.

Because 1951 the brand new Ukrainian Institute out of Chicken Reproduction might have been involved in-breeding focus on Poltava Clay chickens on the basis of mass choices to boost eggs design and real time weight. Five inbred lines authoritative having eggs manufacturing was basically were only available in 1966; these people were bred from the mating 50 % of sibs. An average manufacturing achieved 190-209 eggs per year with a keen egg weight of 54-58 grams. Creation of champions reached 316 egg a year.

The newest merging function away from wild birds from these brand new outlines is actually examined from the cross that have White Leghorns. The creation of several- or three-line interbreed hybrids try 236-240 egg a year having an eggs pounds from 53-54 grams.

Poltava Clay birds is actually commonly marketed regarding the Ukraine toward farms not dedicated to chicken and also as private possessions of outlying people. Recently its inventory have diminished off 747 100 when you look at the 1974 in order to 626 one hundred thousand during the 1980.

Poltava Clay chickens has actually lover plumage that have black colored suggestions to flight and end feathers. Ear-lobes are purple; this new comb was red and you may shanks is yellow.

This new reproduce are elevated having eggs and you can beef manufacturing. The real time lbs regarding 8-week-dated . pullets is 0.8 kilogram and of cockerels 0.9 kg; mature hens weigh 2.2 kilogram and you can cocks 2.6 kilogram. Decades from the maturity is actually 170 weeks. An average creation of Poltava hens are 170-190 eggs a year that have a burden away from 56 g. The newest egg-shell was brown. Virility of eggs are 95% and you will hatchability 88%. Survival speed of your own more youthful inventory try ninety five% and of people 95%.

Poltava Clay birds are being bred to possess higher egg development and eggs weight as they are used in autosexing crosses having birds that have light 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 mytranssexualdate support 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.

For making which reproduce part of the breeding strategy was selection of the young stock to the real time pounds on 60 days of age, rates from feathering, animal meat conformation. Into the each age bracket, when selecting wild birds towards the nucleus stock, taste got in order to specimens toward Columbian plumage development.

The new stock away from Adler birds became always by 1961 they got hit 4600 lead; inside the 1962 it numbered 8100. In 1962 20 pencils out of equivalent birds was in fact formed under control to test dicks to the meats services of its kiddies. Promising genealogical traces inside the reproduce have been recognized by 1965. The complete inventory in that season achieved 46 100000 and you may conversion from hatching egg rose in order to 500 100. New reproduce try raised in the Krasnodar and you will Stavropol regions along with Azerbaijan. The inhabitants enhanced off 110 100 into the 1975 in order to 603 100000 of the 1980.

Trait top features of the new Adler breed was: both meats and egg manufacturing, Columbian plumage trend, unmarried comb, red ear canal-lobes and yellow shanks. Such chickens has a properly-developed skeleton.