Healthy soil and sustainable growing

[yarrow@sfo.com]

At 8:16 AM -0800 12/15/07, Phil Bunch wrote:
> ....>The long term application of tillage and massive nutrient inputs probably
> results in a new, less diverse steady state. I don't have data on hand to
> back this up but in ecology this is the typical outcome of frequently
> repeated disturbance. Given time and the absence of such disturbance,
> systems return to a steady state that often is similar to the original.
....

In fact, chemical ferts and tilling kill off the beneficial soil 
microbiology, so doing either or both will set you back.