Now showing items 1-2 of 2

  • Quantifying the production of dissolved organic nitrogen in headwater streams using 15N tracer additions 

    Johnson, Laura T.; Tank, Jennifer L.; Hall, Robert O.; Mulholland, Patrick J.; Hamilton, Stephen K.; Valett, H. Maurice; Webster, Jackson R.; Bernot, Melody J.; McDowell, William H.; Peterson, Bruce J.; Thomas, Suzanne M. (Association for the Sciences of Limnology and Oceanography, 2013-07)
    Most nitrogen (N) assimilation in lake and marine ecosystems is often subsequently released via autochthonous dissolved organic nitrogen (DON) production, but autochthonous DON production has yet to be quantified in flowing ...
  • Stream denitrification across biomes and its response to anthropogenic nitrate loading 

    Mulholland, Patrick J.; Helton, Ashley M.; Poole, Geoffrey C.; Hall, Robert O.; Hamilton, Stephen K.; Peterson, Bruce J.; Tank, Jennifer L.; Ashkenas, Linda R.; Cooper, Lee W.; Dahm, Clifford N.; Dodds, Walter K.; Findlay, Stuart E. G.; Gregory, Stanley V.; Grimm, Nancy B.; Johnson, Sherri L.; McDowell, William H.; Meyer, Judy L.; Valett, H. Maurice; Webster, Jackson R.; Arango, Clay P.; Beaulieu, Jake J.; Bernot, Melody J.; Burgin, Amy J.; Crenshaw, Chelsea L.; Johnson, Laura T.; Niederlehner, B. R.; O'Brien, Jonathan M.; Potter, Jody D.; Sheibley, Richard W.; Sobota, Daniel J.; Thomas, Suzanne M. (2007-06-06)
    Worldwide, anthropogenic addition of bioavailable nitrogen (N) to the biosphere is increasing and terrestrial ecosystems are becoming increasingly N saturated, causing more bioavailable N to enter groundwater and surface ...