On Wed, 11 Aug 2004 05:50:02 +0100, Alan Gouldwrote:
Franz Heymann writes
I'm lost here. I thought that Oxygen was a plant waste product. What
does the plant do with the Oxygen you say it needs at the root system?

It is one of the minerals taken up by the plant.
--
Alan & Joan Gould - North Lincs.

An essential element perhaps, not a mineral, though.
It is a factor in anaerobic/aerobic conditions mediating bacterial
and fungal activity in the root systems and enabling (or otherwise)
the plants ability to take up nutrients.