Question

why do plant need manuse & fertilizer​

Answer 1

Manures and fertilizers contain one or more of the essential elements, e.g., nitrogen, phosphorus, potassium, calcium, magnesium, etc. They are applied to soils to encourage the growth of crops. Soil or plant analysis forms the basis for the amount of manures and fertilizers to be added.

Answer 2

Answer:

to prevent plants from pesticide