Clemson is right up there in the horticulture deal - a major research center on par with the Rodale Institute, OSU and others. North Carolina State College is another research center with a big focus on vermiculture and related technologies - Rhonda Sherman, Dr. Yasmin Cardoza, et al. Good advice for sure!
Share some links you say? http://www.clemson.edu/extension/hgic/pests/pesticide/hgic2770.html http://remineralize.org/blog/magazine/rock-dust-and-pest-control http://www.uvm.edu/extension/cropsoil/wp-content/uploads/finalereportmeals10.pdf http://pubs.ext.vt.edu/456/456-017/456-017.html http://mg.msue.msu.edu/michigan_gardening_resources/on-line_resources I've got more if anybody wants, just ask. On the last pdf uploaded below, skip right to the botany section to get to the pertinent information with proper citations for the sources.