Article
Phenotypic responses of chickens to long-term, bidirectional selection for juvenile body weight--historical perspective.
Poultry science - 1 Jul 2013
Dunnington E A, Honaker C F, McGilliard M L, Siegel P B
Abstract excerpt
A long-term selection experiment for high (HWS) and low (LWS) BW at 8 wk of age (BW8) was conducted in White Plymouth Rock chickens. Over 54 generations of selection, responses to bidirectional selection were profound. Increase in BW8 in line HWS was linear, and there was a significant quadratic response in line LWS for BW at both 4 and 8 wk of age. Although there is no indication that line HWS has come close to...
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