Breeding of crops with high levels of minerals, vitamins and proteins is called

Domesticated livestock of high mountains is

Assertion : Use of fertilizers greatly enhances crop productivity.

Reason : Irrigation is very important in increasing crop productivity.

Assertion : Cattle breeds can be improved by superovulaton and embryo transplantaion.

Reason : Superovulation in high milk-yielding cows is induced by hormonal injection.