Question

oil conservation and
protection​

Answer 1

Answer:

soil conservation and protection

Explanation:

soil conservation and protection as we all know that soil has made from three layer crust .mantle. core. and it is so necessary to conserve soil from water lodgings it destroyed the soil fertility as well as it productive

soil can be conserved bi special method like in hilly areas .contour ploughing. and strip cropping etc...