Answer:
The soil losses its fertility when we grow many crops again and again on it as the consume all the nutrients present there. it can be restored by growing legumes in the soil or leave it barren for some months
Soil loses its fertility or when topsoil is lost due to erosion. ... The cotton took all the nutrients from the soil, and the nutrients were not replaced. Loss of Topsoil: Wherever soil is exposed, wind and water can erode it. Plants can cover and protect the soil in many ways.
