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In a large semifine-wooled mutton-wool flock, mortality to 20 days of age ranged from 63.5% for single-born ram lambs weighing <1.5 kg at birth to 4.3% for single-born ewe lambs weighing 4.1-4.5 kg. The genetic correlation of body weight of the dams at 100 days of pregnancy with birth weight of...

Khamitsaev, R. S.; Kalabaev, Z. M.
Ovtsevodstvo, 1990, No. 4, pp 33-34