Imnavait Creek Permanent Vegetation Plots

Walker DA, Lederer ND, and Walker MD. 1987. Permanent vegetation plots: Site factors, soil physical and chemical properties and plant species cover. Department of Energy R4D Program, Institute of Arctic and Alpine Research, University of Colorado, Boulder, CO.

Home // Vegetation communities and microsites // Summary of areas sampled // Environmental variables // Environmental information // Soil descriptions // Soil physical characteristics // Soil chemical characteristics // Species composition //
Appendices: Plot and soil photos // Equivalent vegetation units // Plot location map

Soil Physical Characteristics, Plot SW-30A

	Horizon Depth (cm) Wet color % Organic matter Coarse gravel* Fine gravel* Sand* Silt* Clay* Texture Hygro Moisture Bulk Density g/cm3 A 00-03 5YR2/2 45.30     5.4 0.00 Bw1 03-20 10YR3.5/4 23.60 1.5 18.7 46.9 38.5 14.7 l 1.1 1.43 Bw2 20-50+ 10YR4/2.5 1.38 7.7 18.7 33.9 33.6 32.5 cl 1.6 0.00 *USDA size classes: coarse gravel: 76.1 - 12.7 mm; fine gravel 12.7 - 2.00 mm; sand: 2.00 - 0.05 mm; silt: 0.05 - 0.002 mm; clay: <0.002 mm. **In wet tussock tundra, Bw horizons based on following criteria: 1) subangular blocky structure, 2) accumulation of organic matter, 3) development of color chroma
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