Article
Direct and correlated responses to divergent selection for residual food intake in Rhode Island Red laying hens.
British poultry science - 1 Sept 1992
Bordas A, Tixier-Boichard M, Mérat P
Abstract excerpt
1. Divergent selection was undertaken in a Rhode Island Red population for residual food intake, measured in males and females, using mass selection. 2. In the absence of a control line, selection response during 14 generations was estimated by the within-year divergence between lines. 3. The direct response in residual food intake was found to be significant in both sexes, the divergence reaching almost three...
Topics
- Animals
- Breeding
- Chickens
- Eating
- Female
- Gene Frequency
- Linear Models
- Male
- Phenotype
- Selection, Genetic