Recent Publications

Richard W. Smiley

As of August 5, 2008

2009 (projections)

• Yan, G., R.W. Smiley, P.A. Okubara, A. Skantar, S.A. Easley, J.G. Sheedy, and A.L. Thompson. 2009. Detection and discrimination of Pratylenchus neglectus and P. thornei in DNA extracts from soil. Plant Disease 93:(in press).
• Sheedy, J.G., R.W. Smiley, A.L. Thompson, and S.A. Easley. 2009. Impact of Pratylenchus neglectus on Pacific Northwest spring wheat and barley production. Plant Dis. 93:(submitted June 2008).
• Smiley, R.W., J.G. Sheedy, and S.A. Easley. 2009. Vertical distribution of Pratylenchus spp. in silt loam soil of Pacific Northwest dryland crops. Plant Dis. 93:(submitted June 2008).
• Smiley, R.W. 2009. Water and temperature parameters associated with winter wheat diseases caused by soilborne pathogens. Plant Dis. 93:(submitted July 2008).
• Smiley, R.W., and S. Machado. 2009. Pratylenchus neglectus reduces winter wheat yield and water extraction in dryland cropping systems. Plant Dis. 93:(submitted August 2008).
• Smiley, R.W., and J.M. Nicol. 2009. Nematodes which challenge global wheat production. p. xxx-xxx in Wheat: Science and Trade, B.F. Carver, ed. Blackwell Publishing, Ames, IA. (in press).
• Smiley, R.W., D. Backhouse, P. Lucas, and T. Paulitz. 2009. Diseases which challenge global wheat production - root, crown, and culm rots. p. xxx-xxx in Wheat: Science and Trade, B.F. Carver, ed. Blackwell Publishing, Ames, IA. (in press).
• Bockus, W.W., R.L. Bowden, R.M. Hunger, W.L. Morrill, T.D. Murray, and R.W. Smiley (eds.). 2009. Compendium of Wheat Diseases and Insects, 3rd Edition. APS Press, St. Paul, MN. (in press).
• Murray, T.D., W.W. Bockus, R.L. Bowden, R.M. Hunger, and R.W. Smiley. 2009. Diseases of Wheat (Triticum spp. L.): Common Names of Plant Diseases. APS Press, St. Paul, MN. (in press).

2008

• Smiley, R.W., G.P. Yan, and Z.A. Handoo. 2008. First record of the cyst nematode Heterodera filipjevi on wheat in Oregon. Plant Disease 92:1136. (full report)
• Yan, G.P., and R.W. Smiley. 2008. First detection of the cereal cyst nematode Heterodera filipjevi in North America. Phytopathology 98:S176 (abstract).
• Sheedy, J.G., R.W. Smiley, A.L. Thompson, S.A. Easley, and G.P. Yan. 2008. Distribution, virulence and genetic management of root lesion nematodes in the Pacific Northwest USA. Proc. 5th Int. Congr. Nematol., Brisbane, Australia (abstract).
• Smiley, R.W., J.G. Sheedy, A.L. Thompson, S.A. Easley, K.E.L. Rhinhart, G.P. Yan, and W.R. Jepsen. 2008. Reducing yield loss from root-lesion nematodes by improving wheat genetics. Oregon Agr. Expt. Stn. Spec. Rpt. 1083:43-57.
• Yan, G.P., R.W. Smiley, P.A. Okubara, S.A. Easley, J.G. Sheedy, and A.L. Thompson. 2008. Molecular diagnostics of root-lesion nematodes and cereal cyst nematodes. Oregon Agr. Expt. Stn. Spec. Rpt. 1083:93-108.
• Machado, S., Pritchett, L., Jacobsen, E., Petrie, S., Smiley, D., Ball, D., Wysocki, D., Wuest, S., Gollany, H., and Jepsen, W. 2008. Long-term experiments at CBARC-Moro and Center of Sustainability, Heppner, 2006-07. Oregon Agr. Exp. Sta. Spec. Rep. Rep. 1083:xx-xx.
• Sheedy, J.G., R.W. Smiley, S.A. Easley, and A.L. Thompson. 2008. Resistance of Pacific Northwest spring wheat and barley cultivars to root-lesion nematode, 2007; Pratylenchus thornei. Plant Disease Management Reports 2:N007.
• Sheedy, J.G., R.W. Smiley, S.A. Easley, and A.L. Thompson. 2008. Root-lesion nematode resistance ratings of Pacific Northwest winter wheat and barley cultivars, 2007; Pratylenchus thornei. Plant Disease Management Reports 2:N015.
• Sheedy, J.G., R.W. Smiley, S.A. Easley, and A.L. Thompson. 2008. Resistance of Pacific Northwest winter wheat and barley cultivars to root-lesion nematode, 2007; Pratylenchus neglectus. Plant Disease Management Reports 2:N016.
• Sheedy, J.G., R.W. Smiley, A.L. Thompson, and S.A. Easley. 2008. Tolerance of Pacific Northwest spring wheat and barley cultivars to root-lesion nematode, 2006; Pratylenchus neglectus. Plant Disease Management Reports 2:N012.
• Sheedy, J.G., R.W. Smiley, A.L. Thompson, and S.A. Easley. 2008. Tolerance of Pacific Northwest spring wheat and barley cultivars to root-lesion nematode, 2007; Pratylenchus neglectus. Plant Disease Management Reports 2:N011.
• Sheedy, J.G., R.W. Smiley, S.A. Easley, and A.L. Thompson. 2008. Tolerance of Pacific Northwest winter wheat and barley cultivars to root-lesion nematode, 2006; Pratylenchus neglectus. Plant Disease Management Reports 2:N014.
• Sheedy, J.G., R.W. Smiley, S.A. Easley, and A.L. Thompson. 2008. Tolerance of Pacific Northwest winter wheat and barley cultivars to root-lesion nematode, 2007; Pratylenchus neglectus. Plant Disease Management Reports 2:N013.
• Sheedy, J.G., R.W. Smiley, A.L. Thompson, and S.A. Easley. 2008. Root-lesion nematode tolerance reaction of Pacific Northwest spring wheat and barley cultivars, 2007; Pratylenchus thornei. Plant Disease Management Reports 2:N010.
• Sheedy, J.G., R.W. Sheedy, J.G., R.W. Smiley, A.L. Thompson, and S.A. Easley. 2008. Spring wheat cultivars response to aldicarb in soil infested by root-lesion nematode, 2007. Plant Disease Management Reports 2:N009.
• Sheedy, J.G., R.W. Smiley, A.L. Thompson, and S.A. Easley. 2008. Field tolerance reaction of Pacific Northwest spring wheat cultivars to crown rot, 2007. Plant Disease Management Reports 2:CF003.
• Sheedy, J.G., R.W. Smiley, P.M. Hayes, A.L. Thompson, S.A. Easley, and A.E. Corey. 2008. Resistance to root lesion nematode of barley entries in the Coordinated Agricultural Project, 2007; Pratylenchus thornei. Plant Disease Management Reports 3:xxxxx. (in press).
• Sheedy, J.G., W.J. Raupp, A.L. Thompson, and R.W. Smiley. 2008. Resistance to root lesion nematodes of addition lines derived from Chinese Spring x Aegilops speltoides, 2007; Pratylenchus neglectus and P. thornei. Plant Disease Management Reports 3:xxxxx. (in press).
• Thompson, A.L., J.G. Sheedy, K.G. Campbell, P.A. Okubara, and R.W. Smiley. 2008. Resistance of wheat to the root lesion nematode Pratylenchus thornei, 2008. Plant Disease Management Reports 3:xxxxx. (in press).

 2007

• Smiley, R., J. Sheedy, J. Pinkerton, S. Easley, A. Thompson, and G. Yan. 2007. Cereal cyst nematode: distribution, yield reduction, and crop management strategies. Oregon Agr. Expt. Stn. Spec. Rpt. 1074:15-29.
• Sheedy, J.G., R.W. Smiley, S.A. Easley, and A.L. Thompson. 2007. Resistance reaction of Pacific Northwest spring wheat and barley cultivars to root-lesion nematode; Pratylenchus neglectus. Plant Disease Management Reports 1:CF022. (DOI: 10.1094/PDME01 online at http://www.plantmanagementnetwork.org/pub/trial/PDMR/default.asp)
• OSU-CAS accountability database: Oregon Invests! (http://oregoninvests.css.orst.edu/index.html)

• R.W. Smiley. Controlling Diseases and Pests of Cereals in Eastern Oregon.
• R.W. Smiley. Educational Programs on Diseases and Pests of Cereal Crops in Eastern Oregon.

2006

• Smiley, R.W., R.G. Whittaker, J.A. Gourlie, and S.A. Easley. 2006. Geocenamus brevidens reduces yield of no-till annual spring wheat in Oregon. Plant Dis. 90:885-890.  (abstract)
• Machado, S., R. Smiley, C. Humphreys, J. Gourlie, R. Whittaker, K. Rhinhart, and M. Siemens. 2006. Paraplow effects on diseases and grain yield of spring wheat and chickpea. Biol. Cult. Tests 21:FC057 [at http://www/plantmanagementnetwork.org/pub/trial/bctests/Vol21/].
• Easley, S., C. Watson, J. Sheedy, D. Melanson, R. Descalzo, and R. Smiley. 2006. Molecular diagnostics and breeding in wheat root disease research. Oregon Agr. Expt. Stn. Spec. Rpt. 1068:25-31. Available online at http://extension.oregonstate.edu/catalog/html/sr/sr1068/06.pdf
• Sheedy, J., R. Smiley, and S. Easley. 2006. Soil profile distribution and management strategies of the root-lesion nematodes Pratylenchus thornei and P. neglectus in the Pacific Northwest. Oregon Agr. Expt. Stn. Spec. Rpt. 1068:68-77. Available online at http://extension.oregonstate.edu/catalog/html/sr/sr1068/010.pdf
• Machado, S., L. Pritchett, E. Jacobsen, S. Petrie, R. Smiley, D. Ball, D. Wysocki, S. Wuest, H. Gollany, and W. Jepsen. 2006. Long-term experiments at CBARC-Moro and Center of Sustainability, Heppner, 2005. Oregon Agr. Expt. Stn. Spec. Rpt. 1068:40-49. Available online at http://extension.oregonstate.edu/catalog/html/sr/sr1068/08.pdf

2005

• Smiley, R.W., R.G. Whittaker, J.A. Gourlie, and S.A. Easley. 2005. Pratylenchus thornei associated with reduced wheat yield in Oregon. J. Nematol. 37:45-54.  (abstract)
• Smiley, R.W., R.G. Whittaker, J.A. Gourlie, S.A. Easley, and R.E. Ingham. 2005. Plant-parasitic nematodes associated with reduced wheat yield in Oregon: Heterodera avenae. J. Nematol. 37:297-307. (abstract)
• Smiley, R.W., J.A. Gourlie, S.A. Easley, L.-M. Patterson, and R.G. Whittaker. 2005. Crop damage estimates for crown rot of wheat and barley in the Pacific Northwest. Plant Dis. 89:595-604. (abstract)
• Smiley, R.W., R.G. Whittaker, J.A. Gourlie, and S.A. Easley. 2005. Suppression of wheat growth and yield by Pratylenchus neglectus in the Pacific Northwest. Plant Dis. 89:958-968. (abstract)
• Smiley, R.W., Gourlie, J.A., Easley, S.A., and Patterson, L.-M. 2005. Pathogenicity of fungi associated with the wheat crown rot complex in Oregon and Washington. Plant Dis. 89:949-957. (abstract)
• Smiley, R. 2005. Plant-parasitic nematodes affecting wheat yield in the Pacific Northwest. Oregon State Univ. Extension Publ. EM 8887. 4 pages.
• Smiley, R.W. 2005. Nematode damage to wheat. Oregon Wheat 57(1):10-12.
• Smiley, R., M. Siemens, T. Gohlke and J. Poore. 2005. Small grain acreage and management trends for eastern Oregon and Washington. Oregon Agr. Expt. Stn. Spec. Rpt. 1061:30-50. (abstract) Available online at http://extension.oregonstate.edu/catalog/html/sr/sr1061/3.htm
• Smiley, R.W., P.H. Dernoeden, and B.B. Clarke. 2005. Compendium of Turfgrass Diseases, 3rd Edition. APS Press, St. Paul, MN. 167 p.

2004

• Smiley, R.W., J.A. Gourlie, R.G. Whittaker, S.A. Easley, and K.K. Kidwell. 2004. Economic impact of Hessian fly (Diptera: Cecidomyiidae) on spring wheat in Oregon and additive yield losses with Fusarium crown rot and lesion nematode. J. Econ. Entomol. 97:397-408. (abstract)
• Smiley, R.W., K. Merrifield, L.-M. Patterson, R.G. Whittaker, J.A. Gourlie, and S.A. Easley. 2004. Nematodes in dryland field crops in the semiarid Pacific Northwest USA. J. Nematol. 36:54-68. (abstract)
• Smiley, R., S. Easley, J. Gourlie, R. Whittaker, K. Rhinhart, E. Jacobsen, T. Zeckman, and J. Jackson. 2004. Seed treatments for controlling damage by root diseases on winter wheat in Oregon , 2002-2003. Fungic. and Nemat. Tests 59:ST008 (2p., on-line journal of the American Phytopathological Society).
• Smiley, R., J. Gourlie, S. Easley, R. Whittaker, K. Rhinhart, E. Jacobsen, T. Zeckman, and J. Jackson. 2004. Seed treatments for controlling root disease complexes on chickpea, 2003. Fungic. and Nemat. Tests 59:ST009 (2p., on-line journal of the American Phytopathological Society).
• Smiley, R.W., J.A. Gourlie, S.A. Easley, and R.G. Whittaker. 2004. Australian wheat cultivars varying in tolerance to Fusarium crown rot perform similarly against F. pseudograminearum populations in the USA. p. 113-114 In. K. Ophel-Keller (ed.). Proc. 3rd Australasian Soilborne Diseases Symposium.
• Smiley, R.W., R.G. Whittaker, J.A. Gourlie, and S.A. Easley. 2004. Australian technology used to demonstrate lesion nematode damage in Pacific Northwest (USA) wheat. p. 218-219 In. K. Ophel-Keller (ed.). Proc. 3rd Australasian Soilborne Diseases Symposium.
• Smiley, R., J. Gourlie, S. Easley, and R. Whittaker. 2004. The search for genetic tolerance and resistance to Fusarium crown rot (=dryland foot rot). Northwest Direct Seed Cropping Systems Conference. Pendleton, OR. Poster.
• Smiley, R., R. Whittaker, J. Gourlie, and S. Easley. 2004. Lesion nematodes reduce wheat yields in annual-crop systems. Northwest Direct Seed Cropping Systems Conference. Pendleton, OR. Poster.
• Smiley, R., R. Whittaker, J. Gourlie, and S. Easley. 2004. Cereal cyst nematode restricts wheat yields in annual-crop systems. Northwest Direct Seed Cropping Systems Conference. Pendleton, OR. Poster.
• Corp, M., S. Machado, D. Ball, R. Smiley, S. Petrie, M. Siemens, and S. Guy. 2004. Chickpea Production Guide. OSU Ext. Publ. EM 8791-E. 14 p. Published on-line at http://eesc.orst.edu/agcomwebfile/EdMat/em8791-E.pdf
• Smiley, R., J. Gourlie, R. Whittaker, S. Easley, K. Rhinhart, E. Jacobsen, A. Burnett, J. Jackson, D. Kellogg, and T. Zeckman. 2004. Seed treatments for chickpea (garbanzo bean). Oregon Agr. Expt. Stn. Spec. Rpt. 1054:120-127. Available online at http://extension.oregonstate.edu/catalog/html/sr/sr1054/11.htm
• Smiley, R., R. Whittaker, J. Gourlie, S. Easley, K. Rhinhart, E. Jacobsen, A. Burnett, J. Jackson, D. Kellogg, J. Skirvin, and T. Zeckman. 2004. Lesion nematodes reduce yield in annual spring wheat. Oregon Agr. Expt. Stn. Spec. Rpt. 1054:44-60. Available online at http://extension.oregonstate.edu/catalog/html/sr/sr1054/5.htm
• Smiley, R., S. Machado, and K. Rhinhart. 2004. Competition for water by windbreak trees: distance of impact on wheat yield. Oregon Agr. Expt. Stn. Spec. Rpt. 1054:30-34. Available online at http://extension.oregonstate.edu/catalog/html/sr/sr1054/3.htm

2003

• Smith, J.D., K.K. Kidwell, M.A. Evans, R.J. Cook, and R.W. Smiley. 2003. Evaluation of spring cereal grains and wild Triticum germplasm for resistance to Rhizoctonia solani AG-8. Crop Sci. 43:701-709. (abstract)
• Smith, J.D., K.K. Kidwell, M.A. Evans, R.J. Cook, and R.W. Smiley. 2003. Assessment of spring wheat genotypes for disease reaction to Rhizoctonia solani AG-8 in controlled environment and direct-seeded field evaluations. Crop Sci. 43:694-700.  (abstract)
• Smiley, R., J. Gourlie, R. Whittaker, S. Easley, and K. Kidwell. 2003. Economic impact of Hessian fly on spring wheat in eastern Oregon, 2001 & 2002. p. 19-26. in Research Reports: 62nd Annual Pacific Northwest Insect Management Conference. Portland, OR .
• Smiley, R.W. 2003. Managing the wheat crown rot complex ( Fusarium and Bipolaris spp.) in the Pacific Northwest. Phytopathology 93:S125 (abstract).
• Smiley, R.W., and C.J. Petersen. 2003. Winter wheat genotype reaction to Fusarium crown rot ( F. pseudograminearum ). Phytopathology 93:S129 (abstract).
• Smiley, R.W. 2003. Root-lesion nematodes in non-irrigated field crops in the Pacific Northwest. Phytopathology 93:S125 (abstract).
• Smiley, R.W., and D.A. Ball. 2003. Root-lesion nematode associated with reduced wheat yield in the Pacific Northwest. Phytopathology 93:S129 (abstract).
• Smiley, R. W., R.G. Whittaker, J.A. Gourlie, and S.A. Easley. 2003. Genetic tolerance to root-lesion nematode ( Pratylenchus neglectus and P. thornei ) in wheat. Phytopathology 93:S79 (abstract).
• Smiley, R.W., J.A. Gourlie, R.G. Whittaker, and S.A. Easley. 2003. Genetic tolerance to Fusarium crown rot ( F. pseudograminearum ) of wheat. Phytopathology 93:S79 (abstract).
• Chen, C., W.A. Payne, R.W. Smiley, and M.A. Stoltz. 2003. Yield and water-use efficiency of eight wheat cultivars planted on seven dates in northeastern Oregon. Agron. J. 95:836-843.
• Smiley, R., R. Whittaker, J. Gourlie, S. Easley, K. Rhinhart, E. Jacobsen, D. Thompson, and A. Burnett. 2003. Seed treatments for controlling damage by root diseases on spring and winter wheat, 2001-2002. Fungic. and Nemat. Tests 58: ST024 (on-line journal of the American Phytopathological Society).
• Smiley, R., R. Whittaker, J. Gourlie, S. Easley, K. Rhinhart, E. Jacobsen, D. Thompson, and A. Burnett. 2003. Seed treatments for controlling root disease complexes on chickpea, 2002. Fungic. and Nemat. Tests 58: ST025 (on-line journal of the American Phytopathological Society).

• Smiley, R.W. 2003. Importing agricultural technology for Oregon farms. Oregon Wheat 55(2):17-20.
• Smiley, R.W., and K. Kidwell. 2003. Economic impact of Hessian fly on spring wheat in eastern Oregon. Proc. 87th Meeting, Pacific Branch, Entomological Society of America. Tucson, AZ.
• Smiley, R.W. 2003. Report of Professional Visits: France, Lebanon, Syria and Turkey. 21 p. (an "in-house" report).
• Smiley, R.., R. Whittaker, J. Gourlie, S. Easley, K. Rhinhart, E. Jacobsen, J. Peterson, K. Kidwell, and K. Campbell. 2003. Genetic tolerance to Fusarium crown rot of wheat. Oregon Agr. Expt. Stn. Spec. Rpt. 1047:40-52. Available online at http://extension.oregonstate.edu/catalog/html/sr/sr1047/40.htm
• Smiley, R.W. 2003. Nematode Biology and Management in Grain Production. OSU-CBARC Pathology Tips. 4 p.
• Smiley, R., J. Gourlie, S. Easley, and R. Whittaker. 2004. The search for genetic tolerance and resistance to Fusarium crown rot ( = dryland foot rot). Northwest Direct Seed Cropping Systems Conference. Pendleton, OR . Poster.
• Smiley, R., R. Whittaker, J. Gourlie, and S. Easley. 2004. Lesion nematodes reduce wheat yields in annual-crop systems. Northwest Direct Seed Cropping Systems Conference. Pendleton, OR. Poster.
• Smiley, R., R. Whittaker, J. Gourlie, and S. Easley. 2004. Cereal cyst nematode restricts wheat yields in annual-crop systems. Northwest Direct Seed Cropping Systems Conference. Pendleton, OR. Poster.