Question

though fertilizers increase crop production they are to be used in Limited amount why... .?​

Answer 1

Answer:

because theyay harm soil fertility on course of time

nitrogen of soil get decreased. to overcome it we must plant some pea plant etc.

Answer 2

Answer:

Fertilizers should be used in limited amount because sometimes the excess use of fertilizer can remove the important minerals from the soil.

That's why fertilizer are used in limited amount