Surface soil means soil present at 0-6 inches below ground surface.
Surface soil means soil that is no more than 1.5 metres beneath the soil surface but does not include soil beneath any non-soil surface treatment including asphalt, concrete or aggregate;
Surface soil means the soil ordinarily moved in tillage, or its equivalent in uncultivated soil, ranging in depth from 4 to 10 inches.
More Definitions of Surface soil
Surface soil means soil that is no more than 1.5 metres beneath the soil surface, including the bottom .5 metres of any non-soil surface treatment such as asphalt, concrete or aggregate above the soil surface, but excluding the thickness of any such non-soil surface treatment that is greater than .5 metres;
Surface soil means soil that extends no more than two feet below the surface;
Surface soil means the undisturbed soil profile made up of the following: