uptake_aa_15N

 PI:              David Kirchman
 of:              University of Delaware (Lewes, Delaware)
 Dataset:         Uptake of dissolved free amino acids, 15N uptake, Thymidine production
 Project/cruise:  North Atlantic Bloom Experiment, cruise 119 leg 5
 ship:            R/V Atlantis II


 Methodology:
 
 Reference:
 Kirchman, DL, HW Ducklow, JJ McCarthy and C Garside, 1994.  Biomass and nitrogen 
 uptake by heterotrophic bacteria during the spring phytoplankton bloom in the 
 North Atlantic Ocean.  Deep-Sea Research I, Vol.41. No.5/6, pp.879-895

 Related data including measured values of heterotrophic bacteria uptake rates of dissolved
 free amino acids and 15N, bacteria production measured by the thymidine method, and a broad
 array of derived parameters are available as a downloadable Excel spreadsheet file.  
 
 Change history:
   090121.  dates corrected from year 1985 to year 1989 per original spreadsheet
   

 Parameter      Description                      Units

 date           year, month, day as YYYYMMDD
 depth          sample depth                     meters
 pAmino         amino acid uptake                nanograms N/liter/hour
 thy_incorp_ng  thymidine incorporation (TdR)    nanograms N/liter/hour