Alderman, Steve C Evaluation of Resistance to Ergot, Caused by Claviceps purpurea, in Kentucky Bluegrass, Based on Incidence and Severity Estimates. [electronic resource] - Plant disease Sep 2003 - 1043-1047 p. digital Publication Type: Journal Article ISSN: 0191-2917 Standard No.: 10.1094/PDIS.2003.87.9.1043 doi