Question

Wich of these measures is most useful in preventing soil erosion by water in hilly areas

Answer 1

Explanation:

Contour Ploughing: If ploughing done at right angles to the hill slope, following the natural contours of the hill, the ridges and furrows break the flow of water down the hill. This will prevents soil erosion.

Answer 2

Contour Ploughing: If ploughing done at right angles to the hill slope, following the natural contours of the hill, the ridges and furrows break the flow of water down the hill. This will prevents soil erosion.