[Terrapreta] John Cowan's comments

[Richard Haard]

We need to find the conditions, nutrient solutions to enhance the  
soil population of Azotobacter, and then invite them to live in our  
charcoal.

Any idea for Azotobacter enrichment culture protocol? These free  
living nitrogen fixers are always present.
Rich H
On Apr 22, 2007, at 2:55 PM, rukurt at westnet.com.au wrote:

> Perhaps that is precisely what we need to do. Take some sand, perhaps
> from decomposed granite. Wash it well to remove all organic material,
> add some wee beasties to some and some sugar to part of that, making
> three lots of soil and plant some seeds in them to see how they grow.
> Any ideas?