Some Considerations of the Chemical Limnology of Lake Mary, Vilas County, Wisconsin |
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Page 36
... measured using a Beckman model N or model G pH meter . A combination glass electrode was used for all of the measure- ments . This system was calibrated with a 6.86 pH buffer and the calibra- tion was then checked against a 4.04 pH ...
... measured using a Beckman model N or model G pH meter . A combination glass electrode was used for all of the measure- ments . This system was calibrated with a 6.86 pH buffer and the calibra- tion was then checked against a 4.04 pH ...
Page 46
... measured at 525 nm with a Spectronic 20 spectrophotometer . Technicon AutoAnalyzer systems were used for the colorimetric analyses of all the nitrogen and phosphorus species . The modules used included the peristaltic pump , the heating ...
... measured at 525 nm with a Spectronic 20 spectrophotometer . Technicon AutoAnalyzer systems were used for the colorimetric analyses of all the nitrogen and phosphorus species . The modules used included the peristaltic pump , the heating ...
Page 49
... measurements in the field or at the Kemp Biolo- gical Station laboratory were performed on waters of various ... measurement and to correct these conductivity values for the effects of the temperature differences . To determine the ...
... measurements in the field or at the Kemp Biolo- gical Station laboratory were performed on waters of various ... measurement and to correct these conductivity values for the effects of the temperature differences . To determine the ...
Common terms and phrases
ammonification anaerobic fermentation anaerobic waters analyses were performed analytical procedure apparent approximately constant chemical species chemocline CO₂ color concen decrease denitrification Depth-m determined dimictic lake dissolved gas analyses dissolved gas analysis dissolved oxygen distribution Drying Tube endpoint gas partitioner gases ground water H₂S ice cover increase indicate ions Juday and Birge Lake Mary water Lake Rose lake's Mary and Rose measured meromictic lake meromixis methane method mg/l mixing mixolimnetic waters mixolimnion monimolimnetic waters monimolimnion of Lake N₂ NH₂ NH₂-N NH3 concentrations nitrogen fixation nitrogen species NO₂ occurred organic compounds organic materials organic-N orthophosphate oxidation percent phosphorus phosphorus species plankton present produced range sample bottles Sampling Date Sat Conc Temp sediments sludge digester specific conductance substrates sulfate sulfide sulfur species Table temperature tion titration total phosphorus total sulfide turbidity Vilas County water column water layers water mass water samples waters of Lake