. . "Measurements made by radiotracer doped, azide poisoned control incubation, followed by counting of particulates collected on a 0.2um pore filter filtering water previously filtered through a 2um pore filter. Rate normalised by dividing the total uptake by the incubation duration in hours."@en . "Uptake rate of carbon {C} {primary production} per hour per unit volume of the water body [particulate 0.2-2um phase] by isotope-labelled tracer addition, azide poisoning, incubation at unspecified light level, cascade filtration and counting residue"@en . . . . . . "accepted"@en . "NCUpt_azide_0.2-2um" . . . . "SDN:P01::SNCURPPF" . . . . . . . . . . . . . . . .