In , on
Sat, 26 Feb 2011 04:39:22 -0800 (PST), Jim Wilkins, wrote:

However the language of plants is proteins, polysaccharides,
porphyrins etc; biochemical rather than electrical.

Where do biophoto emissions fall in your dichotomy?

I think that
looking at more easily and cheaply measured but less relevant gross
external phenomena is like investigating human behavior from the sound
of street traffic.

I look forward to your experiment.