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Re: [APD] PAR sucks because plants are green

Daniel Larsson wrote:
> The thing is: Any photon that is between 400 and 700 nm
> will be included in the PAR-measure, including green.

Plants can use green as well, just not as efficiently. Having blue light 
or red light only can cause plants to do unwanted things (getting long 
and spindly under red light for instance).

Jerry Baker
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Aquatic-Plants at actwin_com