. . . . . . . . . . "Production rate standard deviation of organic carbon {organic_C CAS 7440-44-0} {DOC production standard deviation} per day per unit volume of the water body [dissolved plus reactive particulate <0.2um phase] by isotope-labelled tracer addition, on-deck incubation at simulated in-situ light level, filtration, acidification and counting filtrate"@en . . . "SDN:P01::DDOCROP6" . . . "The square root of the average of the squares of deviations about the mean of a set of values of the specified measurement."@en . "DailyDOCProd_SD" . . "accepted"@en . . . . . . . . . . . . . .