UC Davis Research on Nitrogen

On-farm research projects in California
The Plant Sciences Agroecology Lab at UC Davis runs many on-farm research projects, some of which study the effect farming practices have on nitrogen emissions. Their website offers a lot projects to explore.
Nitrogen Faculty Workgroup
A portion of funding from the David and Lucile Packard Foundation helped to fund UC Davis faculty researchers who are studying nitrogen in a variety of forms. Read about their research efforts here.
Addressing Nitrate in California's Drinking Water
Released March 13, 2012 - UC Davis Report for the Stat Water Resources Control Board SBX2 1 Report to the Legislature. The condensed version of the report and longer technical reports can be downloaded here.