A graph of laying intensity plotted against time, rising steeply to peak production in the weeks after onset of lay and then declining gradually; used to compare flock performance against the breed standard.
Paired bare skin structures below the ear of chickens, slanting down toward the ...
Ability for faster growth and earlier completion of body development compared to...
Ability to start egg laying as early as possible while meeting requirements for ...
An animal’s propensity to consume feed, in both intensity and amount, affected b...
Products of the reproductive organs of female birds; differ by species in weight...
A mechanical device used in egg-breaking plants for automatically separating the...