Happy Valley Permanent Vegetation Plots

Walker, D.A., Auerbach, N.A., Nettleton, T.K., Gallant, A., Murphy, S.M. 1997. Happy Valley Permanent Vegetation Plots: Site factors, physical and chemical soil properties, plant species cover, photographs, soil descriptions, and ordination. Arctic System Science Flux Study, Institute of Arctic and Alpine Research, University of Colorado, Boulder, CO.

Home // Preliminary vegetation classification // Vegetation communities and sites // Legend for environmental variables // Environmental data // Relevé size, percent cover // Soils data // Relevé species data //
Appendices: Field descriptions of soils // Plot and soil photos // Plot location map

Field Description of Soil, Plot HV-41

Plot Number:	HV-41
Location:	Hillslope about 400 m southwest of Happy Valley camp
Description by:	A. Gallant
Sample Date:	7/26/94
Sample Time:
Classification:
Parent Material:	Hillslope colluvium
Geomorphic Surface:	Frost scars
Elevation:	1000 ft
Slope:	<5°
Aspect:	E
Vegetation:	Dry Anthelia juratzkana, Luzula arctica, barren tundra
Horizon:	Description:
O	0-1 cm | No sample
	Layer too thin to sample.
Bw	1-48+ cm | Sample S-197
	Gray to gray-brown (10 YR 5/1.5). Weak, very fine granular structure with less than 10% gravel. Sticky, plastic consistence (wet). Silty clay loam texture. Many medium, dark yellow-brown mottles (10 YR 4/6). Many very fine roots, fine roots are common. Cobbles to 2 cm in diameter. Structure of layer is moderate at the top few cm of the layer but weak throughout most of the layer.
Permafrost	48 cm |