Birds end up being sexually mature at 165-170 times of age

Birds end up being sexually mature at 165-170 times of age

Breeding work with the newest communities off Russian Light chickens was directed so you’re able to increasing alive pounds, eggs weight and you may eggs development.

EGG-Beef Types MOSCOW (Moskovskaya)

That it breed was made during 1946-67 of the boffins of one’s Moscow Timiryazev Academy off Farming of the mating the fresh new crossbred girls and boys of Brownish Leghorn people and Yurlov female that have New Hampshire boys. The 3-way mix chickens was basically bred inter se. Choice was carried out to possess egg creation, stability and you will fleshing.

When you look at the earliest phase out of choices inbreeding was applied. An average inbreeding coefficient regarding outlines are just about 20% plus the hereditary resemblance basis try forty-five%. Brand new multiplication out-of contours is actually based on category mating off dicks which have picked 1 / 2 of-sibs otherwise sibs.

Because of the 1967 this new reproduction group, which included this new traces An effective, B, C and D, designated over eight 100 head. Regarding the most readily useful pencils the new egg produce achieved 220 and champion layers lead 260-280 eggs a-year.“Birds end up being sexually mature at 165-170 times of age”