biological soil crusts

Listing 1 - 5 from 5 for biological soil crusts

Biological Soil Crusts
... Biological Soil Crusts Biological Soil Crusts Biological soil crust in shrub-steppe near Hammett, Idaho. Although at first glance the land in this ... a surface layer - called biological soil crust or cryptobiotic crust, helps to stabilize the soil and support other populations of life. The organisms which contribute to the formation of biological soil crusts include cyanobacteria, lichens, mosses ...
www.cwnp.org

Soils & Compost: ATTRA - National Sustainable Agriculture Information Service
... Soil Biology Information Resources, NRCS Soil Quality Soil Biological Communities, Bureau of Land Management National Science & Technology Center Soil Biology Primer, NRCS Soil Quality Overview of Mycorrhizal Symbioses Earthworm Information Collection, University of California-SAREP Biological Soil Crusts ...
www.attra.org

Cyanobacteria in Soil
... Soil Cyanobacteria in Soil Biological soil crust near Monitor, Washington. Cyanobacteria is an organism that is very important in the formation of biological soil crusts. They are photosynthetic, and live within the first ten inches of topsoil. Cyanobacteria help to reduce erosion by helping bind the particles of soil together ...
www.cwnp.org

CSIRO PUBLISHING - Australian Journal of Botany
... | PDF (668 KB) - $25.00 Small-scale patterns of abundance of mosses and lichens forming biological soil crusts in two semi-arid gypsum environments I. Martínez, A. Escudero, F. T. Maestre, A ... New methods to improve symbiotic propagation of temperate terrestrial orchid seedlings from axenic culture to soil A. L. Batty, M. C. Brundrett, K. W. Dixon and K. Sivasithamparam pp. 367-374 ...
www.publish.csiro.au

Populus balsamifera L
... , (a) forest floor nitrogen content increases while soil nitrogen remains relatively constant; (b) soil carbon and cation exchange capacity increase; (c ... a wider range of substrate moisture content on sand-algal crusts than on silt, sand, or silt-salt crust substrates ( ... . These compounds have been identified and may have useful biological and esthetic properties (38). Various extracts from the winter ...
www.na.fs.fed.us