Agriculture Abridged: Rudolf Steiner's 1924 Course

Agriculture Abridged Is written by Jeff Poppen and edited by Hugh Lovel. 

Jeff Poppen and Hugh Lovel have a combined 75 years of studying the Agriculture course and making biodynamic preparations for their farms and market gardens. Their mentors Harvey Lisle and Hugh Courtney had a combined 100 years of studying the agriculture course, and all of them enjoyed reading and discussing it together and with other farmers and gardeners.