What is a soil horizon  What is the identification for the different master horizons  What is an Ap horizon  What is an O horizon (know the designations Oa, Oe, and Oi) 

What is an E horizon (how is it distinct from other horizons)  Be able to define a Bw, Bk, and Bt horizon  Be able to name horizons in a soil profile description  Based on a soil profile description you should be able to tell what the texture, parent material, soil order, and the color of a horizon are

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A soil horizon is a layer of soil parallel to the soil surface with distinct characteristics that differ from adjacent layers Soil horizons are typica... View the full answer