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-22A

no photo available	Horizon Depth (cm) Wet color % Organic matter Coarse gravel* Fine gravel* Sand* Silt* Clay* Texture Hygro Moisture Bulk Density g/cm3 Oi1 00-03 5YR2/2 60.44     4.7 32.2 63.1 c 14.4 0.00 Oi2 03-18 7.5YR3/3 71.04     6.4 59.4 34.2 sicl 5.1 0.14 Oe1 18-33 7.5YR2.5/3 82.43     4.5 55.5 40.0 sic 9.0 0.00 Oe2 33-37 7.5YR2/3 87.42     2.2 59.8 38.0 sicl 57.4 0.00 Oa 37-48 7.5YR2/3 55.81     32.2 44.3 23.7 l 6.9 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