Climate Change



Last modified:
05-10-2008

Organic Weed Control / Non-chemical Weed Control

              Viola arvénsis.


weed2.jpg (70349 bytes)

UV-Light from 0 to 9 seconds by a small UV-lamp on each pot.1/4 Watt pr.sq.cm.
( 0 seconds for the one in the lower left corner )

UV-energy from 0 to 22 500 Joule / sq.m.   Project by. Julie Ogstrup-Pedersen.

Photo by Kaj Jensen one week after exposure to UV-Light.

Højbakkegaard January 1997 - The Royal Veterinary and Agricultural University.

 

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