2021-04-30 Amino acids dominate diffusive nitrogen fluxes across soil depths in acidic tussock tundra papers to read Amino acids dominate diffusive nitrogen fluxes across soil depths in acidic tussock tundra Peter M. Homyak, Eric W. Slessarev, Shannon Hagerty, Aral C. Greene, Kenneth Marchus, Kelsey Dowdy, Sadie Iverson, Joshua P. Schimel New Phytologist nph.onlinelibrary.wiley.com