Using Terracotta Flowerpots as
Nutrient Diffusing Substrates

Background

Materials/
Methodolgy

Classroom
Implementation

Resources

Group
Projects

Resources and Links

Maps:
U.S. Gazetteer
http://www.census.gov/cgi-bin/gazetteer

EPA Surf Your Watershed
http://www.epa.gov/surf/

Stream Research Protocol:
KanCRN Stream Monitoring
http://www.kancrn.org/stream/index.cfm

EPA Office of Water Monitoring Water Quality
http://www.epa.gov/owow/monitoring/volunteer/stream/vms21.html

Freshwater Organism Identification:
Guide to Microlife by Kenneth G. Rainis and Bruce J. Russell

Explore the World Using Protozoan by O. Roger Anderson and Marvin Druger, editors

Aquatic Entomology: The Fishermen's and Ecologists' Illustrated Guide to Insects and Their Relatives by W. Patrick McCafferty

References Cited

Alexander, R.B., and Smith, R.A., 1990, County level estimates of nitrogen and phosphorus fertilizer use in the United States, 1945 to 1985: U.S. Geological Survey Open-File Report 90-130, 12 p.

Fairchild, Winfield, G., Lowe, R.L., and Richardson, W.B., 1985, Algal periphyton growth on nutrient-diffusing substrates: an in situ bioassay: Ecology 465-472.

Puckett, Larry, 1994, Nonpoint and point sources of nitrogen in major watersheds of the United States, U.S. Geological Survey, Electronic Version of Water resources Investigations Report 94-4001.

Scrimgeour, Garry J., and Chambers, P.A., Development and application of a nutrient diffusing bioassay for large rivers, Freshwater Biology, 1997, 221-231.

Smith, Richard, Alexander, R.B., and Lanfear, K.J., 1994, Stream water quality in the coterminous United States during the 1980’s: U.S. Geological Survey Water Supply Paper 2400.

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