Category of multiplication flocks whose mission is the second crossing of lines (breeds) and production of hatching eggs of the final hybrids.
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...
A meat-type duck breed originating from China and refined in England; characteri...