Teaming with microbes : a gardener's guide to the soil food web / Lowenfels, Jeff. Lewis, Wayne, Soils. Soil ecology. Soil microbiology. Food chains (Ecology) 631 PRE 2006 Portland, Or. : Timber Press, 2006. 2006. Text 196 p. : http://www.loc.gov/catdir/toc/ecip063/2005033502.html http://www.loc.gov/catdir/enhancements/fy0708/2005033502-d.html