Active Chlorophyll A, and primary productivity of Lake N2 reference in 1985 , Arctic LTER 1985.
Active Chlorophyll A, and primary productivity of Lake N2 reference in 1985
Water samples were taken weekly from lake N2 reference. The sampling depths were 0, 1, 3, 5, 8, and 12 meters. Samples were filtered through a Gelman A/E glass fiber filter. Filters were extracted in the dark for 24 hours and read on a Turner 111 fluorometer with a primary filter of 670 rattan, secondary of 64 rattan red a blue T3 bulb is used. Algae was incubated for 24 hours, filtered onto a .45 um Metricel filter and counted with a liquid scintillation counter.
Reference Citations: R.G. Wetzel & G.E. Likens. 1979. Limnological Methods. Saunders. Philadelphia.