SGS-LTER Paleopedology Study - pedon descriptions on the Central Plains Experimental Range, Nunn, Colorado, USA 1992-1993
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资源简介:
This data package was produced by researchers
working on the Shortgrass Steppe Long Term
Ecological Research (SGS-LTER) Project,
administered at Colorado State University.
Long-term datasets and background information
(proposals, reports, photographs, etc.) on the
SGS-LTER project are contained in a comprehensive
project collection within the Digital Collections
of Colorado
(http://digitool.library.colostate.edu/R/?func=collections&collection_id=3429).
The data table and associated metadata document,
which is generated in Ecological Metadata
Language, may be available through other
repositories serving the ecological research
community and represent components of the larger
SGS-LTER project collection. CPER Paleopedology Study – Pedons - Forty-one
pedons representing sites of contrasting
geomorphic position (upland plain, upland ridge,
dissected upland, terrace, dune) were chosen for
pedologic and geomorphic analyses. These pedons
are located on the major physiographic units at
the CPER, and contain deposits of suspected
fluvial and eolian origin. To examine spatial
variability, the pedons were typically sampled
along transects spaced at 30m intervals. Samples
were taken with a hydraulic soil probe to the
depth of probe refusal and from suitable stream
and road cuts. All soils were described and
sampled by genetic horizon (Soil Survey Staff,
1992), and analyzed at Colorado State University.
Analyses included particle size and organic C.
Nineteen of the 41 pedons were subjected to stable
isotopic analysis of organic C and
carbonate. Additional information and referenced materials can be found: http://hdl.handle.net/10217/85625.
创建时间:
2015-03-11



