poc_pon

  PI:                William Balch
  dataset:           Particulate Organic Carbon and Particulate Organic
                                Nitrogen
  project/cruise:    Arabian Sea/TTN-053, Process cruise 6
  ship:              R/V Thomas Thompson

 Methodology, same as for Ducklow, ttn-049


  Parameters   Descriptions                                 Units
  
  event        event number from event log
  sta_std      Arabian Sea standard station identifier
  sta          station number from event log
  cast         CTD rosette cast number from event log
  bot          CTD rosette bottle number
  depth_n      nominal sample depth                         meters
  POC          particulate organic carbon                   micromoles/liter
  PON          particulate organic nitrogen                 micromoles/liter
  C_to_N       carbon to nitrogen molar ratio
 
  nd indicates missing or bad data