Tom Hawkins

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Questions related from Tom Hawkins

Why might PSII fluorescence yields (PAM fluorometry) be lower in dark-adapted samples than in the same samples under lights?

I'm using the Walz Diving PAM to measure Fv/Fm (after 30 min darkness) and F'/Fm' (light-adapted) in the same algae samples. Fv/Fm values are consistently lower than F'/Fm'. Any ideas would be...

23 January 2016 5,922 14 View

Hi all, Does anyone have experience coding custom non-linear regressions in Sigmaplot?

I'm trying to determine parameters for photosynthesis-irradiance curves using a custom fit based on a previously published equation. The equation makes perfect sense, but I'm coming up against...

21 January 2015 5,028 1 View