[Terrapreta] The Science of Terra Preta Formation

[Greg and April]

I knew I read about this somewhere.

Greg H.

  ----- Original Message ----- 
  From: Philip Small 
  To: Terrapreta at bioenergylists.org 
  Sent: Sunday, April 06, 2008 18:53
  Subject: Re: [Terrapreta] The Science of Terra Preta Formation


  Char increases CEC, but it takes time for the biogeochemistry to work.  The BC surface must oxidize. 
  See "Black Carbon Increases Cation Exchange Capacity in Soils" published in SSSAJ, 2006.
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