[Terrapreta] Char sizes

[Saibhaskar Nakka]

 Dear Larry Williams,


>  With a minimum of human urine (three or four times) used as fertilizer,
> the charcoal and charred wood laid on the ground. I was impressed with the
> rich human scent when the small pile was pick-up and transfered to the
> garden bed. I had no idea the strength of urine... the rain did not wash the
> urine away. The scent indicated to me that the charcoal had absorbed some
> urine and it is possible that it help to wet the charcoal.
>

Yes, the charcoal with urine appreared more wetter to me while doing the
experiment. The contents in the urine might be able to retain more moisture
than releasing it. I have published the photos on result of urine on
saplings in the blog http://e-terrapretarooftopexp.blogspot.com/

Dr. N. Sai Bhaskar Reddy
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