Hens arrive at intimate readiness from the 180 times of age

At the moment, Adler Silver chickens aren’t included in broiler development while they you should never take on White Plymouth Stones. They’re useful production of the artificial contours as a female mother line in the broiler crosses.

KIRGIZ (Kirgizskaya)

Which breed try manufactured in the fresh new Kirgiz Search Institute out of Creature Husbandry and you will Veterinary Technology throughout the 1948-68 by the crossing Leghorns, The newest Hampshires, White and Banned Plymouth Rocks.

The main direction of breeding was family selection with progeny testing of cocks. During the first ten years emphasis on selection for egg production resulted in a high concentration of the A allele (0.905) in the egg white globulin locus. Later, selection was for growth rate. The population of Kirgiz chickens became genetically similar to meat-and-egg breeds. By 1979 the concentration of the above gene had decreased to 0.842 and that of the A allele at the G_{step three} locus went up from 0.092 to 0.126.

Kirgiz chickens are very well adjusted to your strongly continental, hot dry weather. They are utilized in low-authoritative facilities from inside the Kazakhstan. Their stock enhanced out-of 17 100000 inside 1964 to 132 000 in 1975. From inside the 1980 exactly how many Kirgiz chickens try 122 000 lead.

Kirgiz animal meat-egg chickens has actually a great cone-molded body of medium proportions, pinkish-red-colored ear-lobes and you may a tiny solitary comb. Plumage is similar to regarding the latest Prohibited Plymouth Stone.

The fresh live lbs away from 9-week-old birds on breeding nucleus is step one.twenty-five kg; the origin guys of line considered step one.4-step one.six kilogram at that many years. The brand new real time weight out-of adult hens are dos.3-dos.5 kg as well as dicks step three.0-step 3.5 kg.

Annual production is actually 160-170 egg weighing 56-58 grams. Fertility of egg was 90-95% and you will hatchability 78-82%. The breed has actually a top stability: mortality from young isn’t over step three-5%, people 5%.

The new breed possess a significant well worth just like the a basic point having gang of extremely official artificial contours away from eggs-form of and you may broiler crosses when you look at the Kirgizia and you may Kazakhstan.

KUCHINO JUBILEE (Kuchinskaya yubileinaya)

Which breed is made in the Kuchino breeding farm inside Moscow region beneath the oversight of one’s Moscow Academy off Farming while the Institute regarding General Genes of your own USSR Academy regarding Sciences, of the crossing four breeds — Russian Light, The brand new Hampshire, Rhode Area Yellow, Australorp and Light Plymouth Material. Inter se reproduction away from crosses are in addition to selection for a good quantity of attributes — eggs design, egg weight and you can alive weight. Later on, a portion of the inventory are crossed that have Livny dicks (off a city population regarding eggs-and-animal meat birds of the Orlov region); brand new ensuing stock try split into sixteen personal pens, and you may was bred and you may chose since the «standard» birds. Since the 1962 family unit members selection is finished with distinction out of lines by egg manufacturing, egg lbs and you will rate of growth. The number one was selection for rate of growth up to sixty days of age: real time weight off cockerels increased of 624 so you can 1074 g, compared to pullets away from 557 to 928 grams. Whenever reared for the higher-necessary protein rations (23.4% harsh necessary protein), mediocre real time lbs away from ninety-day-dated cockerels attained 2052 and that away from hens 1545 grams.

Exactly how many Kuchino Jubilee birds enhanced from 9300 within the 1974 to 53 100000 when you look at the 1980. New breeding stock during the Kuchino ranch went around thirteen 100, and you can conversion process regarding hatching eggs to 320 one hundred thousand. The newest reproduce is located in Moscow and you can Voronezh places, Krasnodar and you will Altai territories plus in the fresh new Ukraine and you can Georgia.

Kuchino Jubilee chickens is off meats-and-eggs types of, really stunning during the plumage colour and conformation. Mature hens possess dark fan plumage, having strewn black colored spots, sufficient reason for «calico» hackles. The latest down are gray and you may quills is actually white within the the colour. Cocks enjoys red plumage that have golden hackles and seat; end and you can nipple are black. Into the wings there can be a black colored bar that have a green sheen. Ear-lobes try red; brush try single and you will small. Shanks are red-colored. Brooding instinct was weakened.