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Old 02-22-2007   #398 (permalink)
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Smile Re: Terra Preta: Pictures of Dark Earth in formation

Quote:
Originally Posted by malcolmf View Post
Susanna Hecht's Powerpoint presentation on Kayapo Soil Management shows how dark earth is made today. Very, very, very different from any method mooted in this forum. What you see is terra mulata formation rather than terra preta, but remember they have similar carbon contents and TP was probably made in a similar way but with mostly village refuse as input.
M
The presentation has nice pics. but is a bit light on detail
Do you know the relative amounts of charcoal in mulata and preta?
(preta is for every 1 meter of depth of soil, is between 147 and 506 tonnes of charcoal per hectare)
Quote:
Antibody reaction is a classic technique for detecting the presence of a protein.
Could you please explain?


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