Soil Horizons, Texture and Structure

"Soil Horizons, Texture and Structure Topic 2054. Torey Birchmeier. Brian 
Sobecki. Soil Horizons. 3 Horizons. A Horizon; B Horizon; C Horizon. A Horizon."

http://www.agriscience.msu.edu/2000/2050/2054/2054soilhorizons.ppt