PANTSIREV (Pantsirevskaya)
So it reproduce was created throughout 1947-61 on Pantsirev reproduction condition ranch on the Volga town by crossing White Leghorns, Rhode Area Reds, The latest Hampshires, Black Australorps and Light Plymouth Rocks. The purpose was to manage a native variety of twin-goal method of with high eggs and you will meats development.
In the first phase Leghorn hens had been mated in order to Rhode Island and The new Hampshire dicks. An additional category Rhode Isle hens was in fact mated that have The fresh Hampshire cocks. Inside 1948 this new crossbred hens had been mated in order to The new Hampshire, Rhode Island otherwise Leghorn dicks. Just after 1951 the three-way crosses was in fact bred inter se that have group of hens which had white or black plumage and you may a leading eggs creation.
In 1954 Black colored Australorp dicks was indeed mated toward black hens on crossbred population and the white hens have been mated that have Light Plymouth Stones. Then breeding functions try brought to help you growing rate of growth.
Pantsirev birds had previously been widely give in the Volga area. They are well-known for its adaptability so you can local standards. From inside the 1974 the new inventory numbered 278 one hundred thousand however, by the 1980 it choose to go as a result of 22 100. Lowest dual-goal production looked like the key reason because of it decrease.
Pantsirev black colored hens employed for meat and egg manufacturing has a great deep and you can broad human anatomy, red-and-light ear canal-lobes and you may one brush. Shanks is actually black-and-white. Cocks often have a few white feathers close seat and you may end.
The fresh live pounds of your own 8-week-dated birds are 0.91 kg; regarding adult hens is actually dos.cuatro as well as cocks step three.dos kg. The common yearly creation is actually 180 egg out-of 57 g. Egg shell are lotion-coloured. Virility off eggs is actually 95% and you will hatchability 85%. Emergency rates of young was 86%.
The population out of Pantsirev hens that have white plumage is actually for egg and you can beef production. He’s a little direct which have just one comb and lightweight human body. Ear-lobes is actually red-colored-and-light.
Brand new live pounds from 8-week-dated chickens was 0.93 kg; that of adult hens dos.5 as well as dicks 3.0 kilogram. Age at the intimate maturity is 170 weeks. The average annual manufacturing was 190 eggs of 58 g. Egg shell was light lotion. Fertility out of eggs was 95% and hatchability is 80%. Success speed of one’s young try 95% as well as people 96%.
PERVOMAI (Pervomaiskaya)
This breed was created at Pervomai county https://datingmentor.org/local-hookup/phoenix/ farm throughout the Ukraine (1935-41) at Pachelma state farm from inside the Penza area (1942-63) away from a great about three-reproduce mix.
White Wyandotte dicks was in fact mated having Rhode Area hens and good crossbred dick was chose which was mated that have Yurlov hens. Three outlines was basically formed of the breeding the 3-breed crosses inter se having fun with 50 % of-sib mating.
During World war ii the populace diminished to help you forty eight hens and you can six dicks; the fresh new nucleus stock provided merely ten hens and cuatro dicks. For the 1947 the fresh new Pervomai population increased to 180 and in 1948 in order to 670 birds. Line choices was then abandoned from the negative aftereffect of inbreeding for the viability, hatchability and you may eggs development. Area of the breeding tips turned higher-measure crossing regarding traces and infusion from new bloodstream of males off their facilities. The year 1956 noted the fresh resumption of range possibilities, breeding males being examined to the growth rate of the kiddies. By the 1962 the populace of your own Pervomai reproduce achieved 56 000 lead.
When you look at the whole ages of reproduce development, choices is accomplished for large growth rate, large eggs production and you can very early maturity. Yearly production of hens improved off 135 to help you 195 eggs, weigh 56-57 g. Hatchability enhanced off 66 so you’re able to 78%. Egg production of champions achieved 256-270 eggs.
A portion of the disadvantage on the reproduce is actually lower a release and you can inability so you’re able to contend with modern extremely certified egg-chicken traces. Due to this fact the population out of Pervomai chickens began to shed greatly along with 1975-80 they numbered simply 2100-2500 lead.