| From ClassBrain.com ID Natural Resources The State Soil of IdahoDownload an illustrated soil report in PDF format (Adobe Acrobat Required)Threebear Soil Profile
The Threebear series consists of moderately well drained soils formed in silty sediments with a thick mantle of volcanic ash. These soils are moderately deep to a fragipan. The name “Threebear” is derived from a creek in Latah County, Idaho. These soils are on hills with slopes of 5 to 35 percent. Threebear soils are used mainly for timber production and wildlife habitat. The potential natural vegetation is western red cedar, grand fir, Douglas fir, western larch, and western white pine. The average annual precipitation is about 36 inches, and the average annual temperature is about 42 degrees F. © Copyright 2004 by ClassBrain.com |