Question

how nutrients returned to soil​

Answer 1

Nutrients get into the soil many different ways: from decomposed animal waste and dead plants, the atmosphere, weathering of rocks and bacteria conversions. When soils are used to grow foods, the soils need to be kept healthy, as a lot of nutrients are taken up by plants and not replaced.

Answer 2

Answer:

There are many methods

1)Modern method- By fertilizers or by manure

2)Traditional method- By crop rotation, by fallowing or mixed cropping

Explanation:

I hope this helps you!!