A Guide to Practical Breeding A Guide to Practical Breeding First edition, 2012 | Page 20

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cannot single mate a certain hen with more than one brood cock at a time.
We can single mate a brood cock to many hens by separating the hens
individually and rotating the brood cock among the hens. The eggs
should be marked individually so we can later on determine from which
hen the egg came and mark the chick accordingly.
We could also do single mating even if we put a cock over many
hens in a yard, provided trap nests are used. Trap nest as the name implies, are designed to trap the hen that lays the egg inside the nest where
it will remain until a caretaker will have identified the egg accordingly.
But we cannot allow a hen to be mated with many brood cocks during a
given span of time for we could not tell from which brood cock came the
sperm that will ferti