1. Using biodiversity to link agricultural productivity with environmental quality: Results from three field experiments in Iowa. Issue 2 (11th March 2013) Authors: Liebman, Matt; Helmers, Matthew J.; Schulte, Lisa A.; Chase, Craig A. Journal: Renewable agriculture and food systems Issue: Volume 28:Issue 2(2013) Page Start: 115 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗