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Lisa A. Beirn, William A. Meyer, Bruce B. Clarke, and Jo Anne Crouch

.F. 2001a A temperature based model for latent-period duration in stem rust of perennial ryegrass and tall fescue Phytopathology 91 111 116 Pfender, W.F. 2001b Host range differences between populations of Puccinia graminis subsp. graminicola obtained

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Marie-José Côté and Lisa Leduc

Common barberry ( Berberis vulgaris L.) is an alternate host for black stem rust of wheat, Puccinia graminis Pers. The shrub provides a means for the pathogen to reproduce after the winter and then spread to new cereal plants in the spring

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Kim E. Hummer

offered genetic resilience in the face of disaster ( Nabhan, 2009 ). The Ethiopian tradition of planting mixtures or polycultures of grains helped in a second situation. A strain of black stem rust ( Puccinia graminis f. sp. tritici ) was found in Uganda

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Cláudia S. da Costa Ribeiro and Paul W. Bosland

; Sy et al., 2008 ). Physiological races have been identified using cultivar differentials since 1919, when Stakman (1919) developed a scheme for race identification of Puccinia graminis f. sp. tritici, the causal agent of wheat rust. For

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Ariadna Monroy-Barbosa and Paul W. Bosland

more than one race of Puccinia graminis f, sp. tritici Phytopathology 48 387 388 Glosier, B.R. Ogundiwin, E.A. Sidhu, G.S. Sischo, D.R. Prince, J.P. 2008 A differential series of pepper

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Travis C. Teuton, John C. Sorochan, Christopher L. Main, Thomas J. Samples, John M. Parham, and Thomas C. Mueller

( Puccinia graminis Persoon subsp. graminicola Urban) and dollar spot ( Sclerotinia homoeocarpa Bennett) in Kentucky bluegrass and brown patch [ Rhizoctonia solani (Kühn)] in tall fescue can occur under these stressful conditions ( Landshchoot and Park

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Travis C. Teuton, John C. Sorochan, Christopher L. Main, and Thomas C. Mueller

temperatures associated with summer and droughty soil conditions are often too stressful for kentucky bluegrass to thrive ( Shearman, 1999 ). Diseases such as rust ( Puccinia graminis Persoon subsp. graminicola Urban) and dollar spot ( Sclerotinia

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Ariadna Monroy-Barbosa and Paul W. Bosland

problems. New Mexico Agr. Expt. Sta. Tech. Bul. No. 782 Stakman, E.C. 1919 New biologic forms Puccinia graminis J. Agr. Res. 16 103 105 Sy, O. Steiner, R. Bosland, P.W. 2005 Inheritance of phytophthora stem blight resistance as compared to phytophthora

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Aaron Heinrich, Richard Smith, and Michael Cahn

growth was very similar in both years. But, because of a severe rust ( Puccinia graminis f. sp. secalis ) infestation as well as moisture stress, later season biomass accumulation for the Full-season cover crop was reduced in Year 2 ( Fig. 2C