(Lesson 6. Managing for a Year-Long Forage Supply continued) Griffin, Timothy S. Managing and Monitoring Rotational Grazing Systems. Unpublished paper. University of Maine Cooperative Extension. Presented at the Maine Grazing Conference 1998. Murphy, Bill. 1998. Introduction to Management Intensive Grazing. UVM SARE Bulletin #1. University of Vermont Extension. Undersander, Dan and B. Albert, P. Porter,  A. Crossley, and N. Martin. 1997. Pasture