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Table 5 Zostera marina photosynthetic parameters summarized and converted to “normalized units” using empirically derived conversion factors

From: Influence of light, temperature and salinity on dissolved organic carbon exudation rates in Zostera marinaL.

Original units Converted Pmax Converted Rd Original
μmol C gdw-1 h-1 μmol C gdw-1 h-1 Reference*
μmol O2 gfw-1 min-1 200 -680 nd [45]
μmol O2 dm-2 min-1 174 nd [53]
μmol O2 gdw-1 min-1 72 - 90 51 - 82 [54]
μmol O2 dm-2 min-1 528 nd [55]
mg O2 gdw-1 h-1 313 - 388 nd [56]
μmol O2 mg chl-1 min-1 253 3.7 - 19 [47]
μmol O2 mg chl-1 min-1 317 51 [57]
μmol O2 gdw-1 h-1 nd 27-51 [58]
Range 174 - 528 3.7 - 82  
  1. *As cited in [12].
  2. Abbreviations: gfw gram fresh weight, gdw gram dry weight, mg chl milligram chlorophyll, dm decimeter, min minute, h hour.