O2_production

 PI:              Michael Bender and Mary-Lynn Dickson 
 of:              University of Rhode Island 
 dataset:         Gross and net Oxygen production rates 
 project/cruise:  AESOPS/RR_KIWI-9 - APFZ Process Cruise 2
 ship:            Roger Revelle

 PI-Notes on Methodology: 

 Parameter             Description                        Units

 event                 event number, from event log
 sta_name              unique station identifier
 sta                   station number, from event log
 cast                  cast number, from event log
 cast_type             TM=trace metal rosette
                       CTD=ctd rosette
 bot                   rosette bottle number
 depth_n               nominal sample depth               meters
 o2_gross              gross oxygen production            micromoles/liter/day
 o2_gross_err          standard error for gross O2
                          production
 o2_net                net oxygen production              micromoles/liter/day
 o2_net_err            standard error for net O2
                          production
 o2_dark_respir        oxygen dark respiration rates      micromoles/liter/day
                           (oxygen consumption)
 o2_dark_respir_err    standard error for O2 dark         micromoles/liter/day
                          respiration
 nd                    missing or bad data