Fact Sheet No. 300, UMaine Extension No. 2413 Prepared by C..S. Stubbs, Assistant Scientist; F.A. Drummond, Associate Professor; and D.E. Yarborough, Extension Blueberry Specialist, The University of Maine, Orono, ME 04469.  Revised 2007.  Photo credits:  C.S. Stubbs (1), Eggerman Farms, Ltd. (2), Beaver Plastics, Ltd. (3). University of Maine has found the alfalfa leafcutting bee