Category of recognized poultry flocks whose purpose is to improve and produce breeding material for multiplication flocks; consist of strains, a test (control) flock and a breeding flock.
Category of multiplication flocks whose mission is the second crossing of lines ...
Individuals of the dam and sire lines with tested performance and combining abil...
A unit equal to one billionth (10⁻⁹) of the whole.
A unit equal to one millionth of the whole (0.001%).
The highest egg production achieved by a hen or flock during the laying period.
Hatcher tray or box with partitions/holes that prevents uncontrolled movement of...