Soil nitrogen Data Category Other Cedar Creek Experiments and Data Principle Investigator(s) Scott Wilson David Tilman Year Start 1988 Year End 1998 Number of Years with Data 2 years Dataset Link https://portal.edirepository.org/nis/mapbrowse?packageid=knb-lter-cdr.163.newest Link to Experiment Page e052: Interactive Effects of Fertility and Distribution on Plant Community Diversity and Structure