Answer:
Hypophysation includes the
extraction of hormones from the pituitary glands of donor fishes and injecting
the same to Carps in captivity, i.e., either in hatchery or ponds.
Advantages:
(i) Carps breed in rivers and not in
captivity. By hypophysation, Carps can be made to breed in captivity.
(ii) We get healthy and pure seeds for
fish farming, which ensures the supply of the same in desired quantity.
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