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Ecology and Epidemiology

Role of Drought Stress in the Development of Summer Patch in Field-Inoculated Kentucky Bluegrass. K. E. Kackley, Department of Botany and Agronomy, University of Maryland, College Park 20742-5815, Present address: Monsanto Agricultural Company, 3015 Blueford Road, Kensington, MD 20895-2724; A. P. Grybauskas, P. H. Dernoeden, and R. L. Hill. Departments of Botany and Agronomy, University of Maryland, College Park 20742-5815. Phytopathology 80:655-658. Accepted for publication 2 January 1990. Copyright 1990 The American Phytopathological Society. DOI: 10.1094/Phyto-80-655.

Field plots of Kentucky bluegrass (Poa pratensis) at two sites were treated with either live or killed inoculum of Magnaporthe poae (isolate ATCC 60239) and subjected to either a non-drought-stress (>?0.05 MPa) or drought-stress (