Question

the need for conservation of soil erosion in arid region

Answer 1

Explanation:

Arid and semi arid soils can be protected by mulching

Mulching is nothing but cover the soil with with solid deposits. There are many mulches based on nature and texture. The best one is organic which is very widely available and costs less. Organic mulch is nothing but dry leafs and thick organic waste such as vegetable wastes.

The other best way of conserving soil is by cover crops. It is nothing but growing creepers.

it conserves soil moisture

Controls weed growth

Creates gud microclimate to beneficial soil micro organisms