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Biological Soil Crusts

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 Biological soil crusts are the community of organisms living at the surface of desert soils. Major components are cyanobacteria, green algae, microfungi, mosses, liverworts and lichens.
A Field Guide to Biological Soil Crusts of Western U.S. Drylands: Common Lichens and Bryophytes A Field Guide to Biological Soil Crusts of Western U.S. Drylands: Common Lichens and Bryophytes
By Roger Rosentreter, Ph.D., Matthew Bowker, Ph.D., Jayne Belnap, Ph.D.
[16mb PDF file]
Bureau of Land Management US Geological Survey National Park Service

USGS Canyonlands Research Station
Southwest Biological Science Center
2290 S West Resource Blvd
Moab, UT 84532
(435)719-2331
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