Hens visited intimate readiness from the 180 times of many years

Hens visited intimate readiness from the 180 times of many years

At present, Adler Gold chickens commonly used in broiler creation because they don’t compete with Light Plymouth Rocks. They truly are used for creation of brand new synthetic traces since the a woman mother or father line inside broiler crosses.

KIRGIZ (Kirgizskaya)

It breed was produced in the newest Kirgiz Search Institute off Animal Husbandry and you may Veterinary Research throughout the 1948-68 because of the crossing Leghorns, New Hampshires, White and you may Prohibited 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 Gstep 3 locus went up from 0.092 to 0.126.

Kirgiz birds are well modified to your firmly continental, hot-dry environment. He or she is utilized in non-authoritative farms inside Kazakhstan. The stock improved off 17 000 from inside the 1964 so you’re able to 132 one hundred thousand for the 1975. (more…)

Continue ReadingHens visited intimate readiness from the 180 times of many years