Root biomass data Data Category Other Cedar Creek Experiments and Data Principle Investigator(s) David Tilman Year Start 1987 Year End 2002 Number of Years with Data 13 years Dataset Link https://portal.edirepository.org/nis/mapbrowse?packageid=knb-lter-cdr.476.newest Link to Experiment Page e172: Herbivory by Nitrogen Interactive Effects on Community and Ecosystem Processes and Dynamics