A bag of topsoil.
Little grew on the farm, after the floods from the hurricane washed away the topsoil.
After removing the topsoil the ground turned into a layer of rock.
A patchy residual topsoil layer was seen in places which produced 17th century pottery.
Small soil samples are taken on a grid basis, either with an auger or following the topsoil strip.
Topsoil - The best layer of soil, it is darker and full of nutrients.