Re: footcandles; mesurement tool

At 10:32 AM 9/19/2000 -0500, you wrote:

>Incident light meters are available from most of the big horticultural
>supply house. You might start with Hummert from St. Louis - www.hummert.com
>has their on-line catalogue.

Thanks for the link.  I did not know about Hummert.  I'll check it out.

>be warned that the real work is now being done measuring the very
>specialised part of the spectrum that is active for plants, and the
>equipment for that comes at a horrible price. The literature can be hard
>reading, too.   derek burch

Gez, I had no idea....

Well, if the technology gets cheep enough so working folks like me
can afford it, I'll think about it.  But not now.

jack in Oregon
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