The Land Institute is in the town where I live and operate. Their program is more geared to developing perennial grain crops. Good goal, just a long time getting there.
The founder Wes Jackson is famously quoted. “If your life's work can be accomplished in your lifetime, you're not thinking big enough.”
Paul Tukey's book is a good place to start, but nothing beats experience. Try some stuff on your own property. We did some organic turf care trials on a friend's property three years ago for free. The results we got in our first year led to our first clients.