Sorry to bother the whole list with this request...
I have a copy of a handout (compiled by Tim Parkin) from a SQ workshop
that occurred in 1994 in Illinois. It describes 3 approaches to SQ indices
that were being investigated at the National tilth lab at that time.
I am wondering what is the current status of these SQ indices... can
me to a publication that describes the mathematical functions used to
calculate these indices and/or their utilization as a practical
U of MD
Soil Quality Research
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