addresses
| ISPI database: 33 publications listed for Samuel G. Markell: Michelle A. Gilley, Thomas J. Gulya, Gerald J. Seiler, William Underwood, Brent S. Hulke, Christopher G. Misar, and Samuel G. Markell Determination of virulence phenotypes of Plasmopara halstedii in the United States Plant Disease 104 (11), 2823-2831 (2020) Taylor R. Elverson, Brian J. Kontz, Samuel G. Markell, Robert M. Harveson, and Febina M. Mathew Quantitative PCR assays developed for Diaporthe helianthi and Diaporthe gulyae for Phomopsis stem canker diagnosis and germplasm screening in sunflower (Helianthus annuus) Plant Disease 104 (3), 793-800 (2020) Samuel G. Markell, Gregory L. Tylka, Edwin J. Anderson, and H. Peter van Esse Developing public–private partnerships in plant pathology extension: Case studies and opportunities in the United States Annual Review of Phytopathology 58, 161-180 (2020) Thomas Gulya, Robert Harveson, Febina Mathew, Charles Block, Sue Thompson, Hans Kandel, Duane Berglund, John Sandbakken, Larry Kleingartner, and Samuel Markell Comprehensive disease survey of U.S. sunflower: Disease trends, research priorities and unanticipated impacts Plant Disease 103 (4), 601-618 (2019) Ryan M. Humann, Keith D. Johnson, Michael J. Wunsch, Scott M. Meyer, James G. Jordahl, Elizabeth C. Bauske, Jessica M. Halvorson, Andrew J. Friskop, Keith A. O'Bryan, Thomas J. Gulya, and Samuel G. Markell Evaluation of Oxathiapiprolin for the management of sunflower downy mildew Plant Disease 103 (10), 2498-2504 (2019) F.M. Mathew, T.J. Gulya, J.G. Jordahl, and S.G. Markell First report of stem disease of soybean (Glycine max) caused by Diaporthe gulyae in North Dakota Plant Disease 102 (1), p. 240 (2018) G.J. Ma, Q.J. Song, S.G. Markell, and L.L. Qi High-throughput genotyping-by-sequencing facilitates molecular tagging of a novel rust resistance gene, R<sub> 15 </sub>, in sunflower (Helianthus annuus L.) Theoretical and Applied Genetics 131 (7), 1423-1432 (2018) G.J. Ma, S.G. Markell, Q.J. Song, and L.L. Qi Genotyping-by-sequencing targeting of a novel downy mildew resistance gene Pl<sub>20</sub> from wild Helianthus argophyllus for sunflower (Helianthus annuus L.) Theoretical and Applied Genetics 130 (7), 1519-1529 (2017) Z.W. Zhang, G.J. Ma, J. Zhao, S.G. Markell, and L.L. Qi Discovery and introgression of the wild sunflower-derived novel downy mildew resistance gene Pl<sub>19</sub> in confection sunflower (Helianthus annuus L.) Theoretical and Applied Genetics 130 (1), 29-39 (2017) J. Alejandro Rojas, Janette L. Jacobs, Stephanie Napieralski, Behirda Karaj, Carl A. Bradley, Thomas Chase, Paul D. Esker, Loren J. Giesler, Doug J. Jardine, Dean K. Malvick, Samuel G. Markell, Berlin D. Nelson, Alison E. Robertson, John C. Rupe, Damon L. Smith, Laura E. Sweets, Albert U. Tenuta, Kiersten A. Wise, and Martin I. Chilvers Oomycete species associated with soybean seedlings in North America - part I: Identification and pathogenicity characterization Phytopathology 107 (3), 280-292 (2017) J. Alejandro Rojas, Janette L. Jacobs, Stephanie Napieralski, Behirda Karaj, Carl A. Bradley, Thomas Chase, Paul D. Esker, Loren J. Giesler, Doug J. Jardine, Dean K. Malvick, Samuel G. Markell, Berlin D. Nelson, Alison E. Robertson, John C. Rupe, Damon L. Smith, Laura E. Sweets, Albert U. Tenuta, Kiersten A. Wise, and Martin I. Chilvers Oomycete species associated with soybean seedlings in North America - part II: Diversity and ecology in relation to environmental and edaphic factors Phytopathology 107 (3), 293-304 (2017) T.R. Olson, B. Kontz, S.G. Markell, T.J. Gulya, and F.M. Mathew First report of Diaporthe stewartii causing Phomopsis stem canker of sunflower (Helianthus annuus) in Minnesota Plant Disease 101 (2), p. 382 (2017) Jessica M. Halvorson, Robin S. Lamppa, Samuel G. Markell, and Julie S. Pasche Characterization of Colletotrichum lindemuthianum races infecting dry edible bean in North Dakota Canadian Journal of Plant Pathology 38 (1), 64-69 (2016) L.L. Qi, G.J. Ma, Y.M. Long, B.S. Hulke, L. Gong, and S.G. Markell Relocation of a rust resistance gene R 2 and its marker-assisted gene pyramiding in confection sunflower (Helianthus annuus L.) Theoretical and Applied Genetics 128 (3), 477-488 (2015) Kishore Chittem, Febina M. Mathew, Matthew Gregoire, Robin S. Lamppa, Yen Wei Chang, Samuel G. Markell, Carl A. Bradley, Tharcisse Barasubiye, and Rubella S. Goswami Identification and characterization of Fusarium spp. associated with root rots of field pea in North Dakota European Journal of Plant Pathology 143 (4), 641-649 (2015) Andrew J. Friskop, Thomas J. Gulya, Scott A. Halley, Blaine G. Schatz, Joel P. Schaefer, James G. Jordahl, Scott M. Meyer, Kevin W. Misek, Paul Hendrickson, and Samuel G. Markell Effect of fungicide and timing of application on management of sunflower rust Plant Disease 99 (9), 1210-1215 (2015) Andrew J. Friskop, Thomas J. Gulya, Robert M. Harveson, Ryan M. Humann, Maricelis Acevedo, and Samuel G. Markell Phenotypic diversity of Puccinia helianthi (sunflower rust) in the United States from 2011 and 2012 Plant Disease 99 (11), 1604-1609 (2015) Febina M. Mathew, Kholoud M. Alananbeh, James G. Jordahl, Scott M. Meyer, Lisa A. Castlebury, Thomas J. Gulya, and Samuel G. Markell Phomopsis stem canker: A reemerging threat to sunflower (Helianthus annuus) in the United States Phytopathology 105 (7), 990-997 (2015) F.M. Mathew, K.Y. Rashid, T.J. Gulya, and S.G. Markell First report of Phomopsis stem canker of sunflower (Helianthus annuus) caused by Diaporthe gulyae in Canada Plant Disease 99 (1), p.160 (2015) Achala Nepal, S. Markell, J. Knodel, C.A. Bradley, and L.E. del Río Mendoza Prevalence of blackleg and pathogenicity groups of Leptosphaeria maculans in North Dakota Plant Disease 98 (3), 328-335 (2014) L. Gong, B.S. Hulke, T.J. Gulya, S.G. Markell, and L.L. Qi Molecular tagging of a novel rust resistance gene R12 in sunflower (Helianthus annuus L.) Theoretical and Applied Genetics 126 (1), 93-99 (2013) J.A. Delgado, T.C. Lynnes, S.W. Meinhardt, K.A. Wise, N.C. Gudmestad, C.A. Bradley, S.G. Markell, and R.S. Goswami Identification of the mutation responsible for resistance to QoI fungicides and its detection in Ascochyta rabiei (teleomorph Didymella rabiei) Plant Pathology 62 (3), 688-697 (2013) L. Gong, T.J. Gulya, S.G. Markell, B.S. Hulke, and L.L. Qi Genetic mapping of rust resistance genes in confection sunflower line HA-R6 and oilseed line RHA 397 Theoretical and Applied Genetics 126 (8), 2039-2049 (2013) F.M. Mathew, R.S. Lamppa, K. Chittem, Y.W. Chang, M. Botschner, K. Kinzer, R.S. Goswami, and S.G. Markell Characterization and pathogenicity of Rhizoctonia solani isolates affecting Pisum sativum in North Dakota Plant Disease 96 (5), 666-672 (2012) Javier A. Delgado, Omar Al-Azzam, Anne M. Denton, Samuel G. Markell, and Rubella S. Goswami A resource for the in silico identification of fungal polyketide synthases from predicted fungal proteomes Molecular Plant Pathology 13 (5), 494-507 (2012) J.A. Delgado, R.S. Goswami, R.M. Harveson, C.A. Urrea, D. Beran, and S.G. Markell First report of Ascochyta blight caused by QoI-resistant isolates of Ascochyta rabiei in chickpea fields of Nebraska and South Dakota Plant Disease 96 (7), p.1073 (2012) Kiersten A. Wise, Carl A. Bradley, Samuel Markell, Julie Pasche, Javier A. Delgado, Rubella S. Goswami, and Neil C. Gudmestad Sensitivity of Ascochyta rabiei populations to prothioconazole and thiabendazole Crop Protection 30 (8), 1000-1005 (2011) F.M. Mathew, R.S. Goswami, S.G. Markell, L. Osborne, C. Tande, and B. Ruden First report of ascochyta blight of field pea caused by Ascochyta pisi in South Dakota Plant Disease 94 (6), p. 789 (2010) C.A. Bradley, N.R. Pataky, T. Gulya, A. Friskop, J. Jordah, and S. Markell First report of virulence phenotypes of Puccinia helianthi, causal agent of sunflower rust in Illinois Plant Disease 94 (2), p.273 (2010) S. Markell, T. Gulya, K. McKay, M. Hutter, C. Hollingsworth, V. Ulstad, R. Koch, and A. Knudsvig Widespread occurrence of the aecial stage of sunflower rust caused by Puccinia helianthi in North Dakota and Minnesota in 2008 Plant Disease 93 (6), p. 668 (2009) S.G. Markell, C.A. Griffey, and E.A. Milus Inheritance of resistance to stripe rust in three lines of soft red winter wheat Crop Science 49 (2), 521-528 (2009) S.G. Markell, and E.A. Milus Emergence of a novel population of Puccinia striiformis f. sp. tritici in eastern United States Phytopathology 98 (6), 632-639 (2008) S.G. Markell, and L.J. Francl Fusarium head blight inoculum: species prevalence and Gibberella zeae spore type Plant Disease 87 (7), 814-820 (2003) Search for additional publications and add them to this list Back to previous screen |