permaculture

[Claude Genest <genest@together.net>]

Mustard, Sunflowers, Sesbania....


On Thursday, June 12, 2003, at 11:08 PM, Rick Valley wrote:

> I've had a criticism of sheet mulching, to whit, newspaper is full of lead
> but you can get the lead out of the soil by growing cover crops and sending
> them to the landfill. Lone Rass! sez I, but does anyone out there in
> cyberland know of ANY plants that can take up lead for transport elsewhere,
> and how long does it take to say, deal with 800 ppm lead?
> Urban folk legends! Ay caramba!
> I say, dig it up and transport it to a sacrifice zone.
> > From everything I've seen lead in urban soils comes from #1, paint #2, other
> human fabricated sources transported & concentrated- old burn piles, etc. A
> paper I got from Inst. for Urban Hort. up in Seattle at the U of WA found
> that "soil lead content did not correlate with proximity to roads, but with
> length and intensity of human use of a site"
>
> -Rick
>
>
>
>
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Best Regards,
Claude William Genest

www.greenmountainpermaculture.com
Green Mountain Permaculture: Solutions, Sustenance, Sustainability

"What Permaculturalists are doing is the most important work being done on the planet."
David Suzuki

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