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NRCS. 1998 Soil Biology Primer. 
Contact Ann Lewandoski (612) 624-6765
Soil Quality Institute, 
NRCS Dept. of Soil, Water, and Climate, 
439 Borlaug Hall, University of Minnesota,
St Paul MN 55108-6028 email alewand@soils.umn.edu

Cavigelli, M.A., S.R. Deming, L.K. Probyn, and R.R. Harwood (eds) 1998.
Michigan Field Crop Ecology: Managing biological processes for productivity
and environmental quality. MSU Extension Bullentin E-2646, 92pp . Address:
Michigan State University Extension Servcice East Lansing, 48824. 

Payne, Binet. The Worm Cafe: Mid-Scale Vermicomposting of Lunchroom
Wastes for Schools, Small Businesses, and Community Groups.
Web Site: http://www.wormwoman.com
E-Mail: mappelho@tds.net 

                        
Applied Soil Ecology (Elsevier)
Soil Biology and Biochemistry (Pergamon Press) 
Biology and Fertility of Soils
BioCycle Magazine