light conversions

steve gordon stevegordon at
Mon Nov 1 19:50:11 EST 1999

Hi Mark,

Try this URL.


Mark Warner <kwarner at> wrote in message
news:301019991510203796%kwarner at
> Does anyone know the factor for converting Langleys (cal/cm2) to
> Watts/m2. We are working with meterological data and need to get the
> light data into a more understandable photosynthetic unit.
> Mark
> --

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