Articles:

The Complete Soil Food Web (PDF)
by T.A. Obreza, R. G. Webb and R. H. Biggs

Soil Biology Primer (PDF)
by Elaine R. Ingham

Soil Food Web Studies:

Super Stimulant™ Soil Food Web Report (PDF)

Granular Super Stimulant™ Nutrient Analysis-2006 (PDF)

Granular Super Stimulant™ Nutrient Analysis-2009 (PDF)