Question

What is surface and sub-surface drainage

Answer 1

Answer:

Surface drainage refers to the orderly removal of water, both within a field or to the removal of excess water off site. ...

Subsurface drainage is the removal of excess drainable porosity water in the subsoil, with the aim of lowering or controlling the water table depth below the crop root zone.

Answer 2

Answer:

Hope this answer helps you!

Explanation:

Surface drainage refers to the orderly removal of water, both within a field or to the removal of excess water off site.

Surface drainage refers to the orderly removal of water, both within a field or to the removal of excess water off site. Subsurface drainage is the removal of excess drainable porosity water in the subsoil, with the aim of lowering or controlling the water table depth below the crop root zone.