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Design of sampling program
11 other sections not shown
absorbance acid alidade aliquot allow analysis Apparatus approximately aquatic aufwuchs base line benthos biomass blank bottom bucket buffer solution calcium calculated calibrated carbon dioxide cell chemical chlorophyll collection color concentration counting coverslip cubic meters dark bottle demineralized water determined diatoms dilute disk dissolved distilled water dredge EDTA flask formalin glass glassware gram hypolimnion laboratory lake water light limnologist limnology liter magnesium measure membrane filter method mg/L microscope slide ml distilled water ml sample nannoplankton natural waters neutral formalin nitrogen number of organisms oxygen phenolphthalein phosphorus photosynthesis phytoplankton pipette plane table plankton plants plot potassium Procedure production reagent rinse sampler Secchi disk sedimentation shoreline silica sodium sodium thiosulfate specific conductance Spectronic 20 square meters stake standard curve stopper stream substrate surface techniques temperature test tubes tion titration total alkalinity trap turbidity usually volume Wash water sample wavelength weight