The flat on which we encamp, is composed of a mild clay, which rapidly absorbs the rain and changes into mud; a layer of stiff clay is about one foot below the surface.
We have a variety of soils, from a sandy loam to a stiff clay, and are certain that lime will pay on all or any of them.
It may be briefly described as a stiff clay soil, containing a sufficiency of lime, potash, and phosphoric acid, to meet all the requirements of the clover-crop.
At the foot of the hill the soil is a stiff clay, with veins of sand and gravel.
To give efficiency, therefore, to a system of deep drains beneath a stiff clay, these natural channels are required.
The same rule holds true with regard to stiff clay soils.
If it be a stiff clay, it may be well to throw the soil up into ridges (by ridging and back furrowing), so as to expose the largest possible amount of surface to the freezing and thawing of winter.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "stiff clay" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.