The Definition of a Soil Profile?

Answer A soil profile is the horizontal arrangement of layers of differentially weathered materials below the surface of the soil. Each layer is called a soil "horizon," and each horizon has different soi... Read More »

Top Q&A For: The Definition of a Soil Profile

Which layer in a soil profile contains the most organic matter?

The O horizon, at the top of the profile, contains the most organic matter in the soil. This includes all the fresh organic materials on the surface and the layers of decomposing organic matter jus... Read More »

Definition of Soil Bacteria?

Bacteria are unicellular microscopic organisms. In general, they are 4/100,000 of an inch wide (1 µm) and relatively longer in length. These microbes are found in great abundance in the soil. Acco... Read More »

Definition of Humus in Top Soil?

Humus is the unsung hero of the gardening world---the dark, earthy stuff that transforms ordinary topsoil into a rich planting medium. When you think of humus, think of a leaf-strewn forest floor a... Read More »

How to Update a Profile Picture to a Facebook Profile From an iPhone?

Social networking sites like Facebook allow you to update your friends and family about your latest adventures --- even when you're on the go. Mobile Facebook applications, like the one available f... Read More »