Update on Effects of Planting Date on Seed Weevil Damage and Other Yield Components
Jarrad Prasifka, USDA-ARS, Sunflower Improvement Research Unit, Fargo, ND; Adam Varenhorst, SDSU, Department of Agronomy, Horticulture and Plant Science; Kristin Simons, NDSU, Carrington Research Ext. Ctr., Carrington, ND; Jeffrey Cluever, USDA-ARS, Sunflower Improvement Research Unit, Fargo, ND; Patrick Wagner, SDSU, West River Research and Extension, Rapid City, SD; Sam Ireland, SDSU, Dakota Lakes Research Farm, Pierre, SD
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Red Sunflower Seed Weevil – Insecticide Testing
Janet Knodel, Patrick Beauzay, NDSU, Department of Plant Pathology, Fargo, ND; Philip Rozeboom, Bradley McManus, SDSU, Brookings, SD; Patrick Wagner, SDSU, West River Research Extension, Rapid City, SD; Adam Varenhorst, SDSU, Brookings, SD
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Spatial Patterns of Seed Weevil Damage in Grower Fields in Central South Dakota
Jeffrey Cluever, Zachary Tarble, Jarrad Prasifka, USDA-ARS, Sunflower Improvement Research Unit, Fargo, ND
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Effects of Ray Petals and Disc Color on Pollinator Visitation and Seed Damage
Grace Hirzel, NDSU, Dept. of Biological Sciences, Fargo, ND; Jarrad Prasifka, Jeffrey Cluever, Zachary Tarble, USDA-ARS, Sunflower Improvement Research Unit, Fargo, ND; Kendra Greenlee, NDSU, Dept. of Biological Sciences, Fargo, ND
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Investigating Mechanisms of Resistance to Sclerotinia and Phomopsis Diseases
William Underwood, USDA-ARS, Sunflower Improvement Research Unit, Fargo, ND; Srushtideep Angidi, NDSU, Dept. of Plant Pathology, Fargo, ND; Israt Zaman, NDSU, Dept. of Plant Pathology, Fargo, ND; Lauren Carlson, Michael McWood, Samuel Henning, USDA-ARS, Sunflower Improvement Research Unit, Fargo, ND
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Virulence Diversity of Plasmopara halstedii (Downy Mildew) in the Dakotas and Minnesota from 2019 to 2024
Jessica Scherer, Bryan Hansen, Gabe Dusek, Rick Hatchet, Gabe Lakoduk, Sam Markell, NDSU, Plant Pathology Dept. Fargo, ND
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Response of Sunflowers to Phomopsis Culture Filtrates
Karthika Mohan, NDSU, Dept. of Plant Pathology, Fargo, ND; William Underwood, Daniel Back, USDA-ARS, Sunflower Improvement Research Unit, Fargo, ND; Febina Mathew, NDSU, Dept. of Plant Pathology, Fargo, ND
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Fungicides Against Phomopsis in Sunflowers
Karthika Mohan, Sam Markell, Jessica Scherer, Bryan Hansen, Febina Mathew, NDSU, Dept. of Plant Pathology, Fargo, ND; Megan McCaghey, Peter Aspholm, U of MN, Dept. of Plant Pathology, St. Paul, MN; Peter Kovacs, Nicolas Passone, SDSU, Agronomy, Horticulture & Plant Science, Brookings, SD; Robert Harveson, Allison Rickey, UNL, Dept. of Plant Pathology, Panhandle Research and Ext. Ctr., Lincoln, NE
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Advancing Sunflower Breeding in Argentina for Resistance to Sclerotinia sclertiorum and Diaporthe/Phomopsis
Denis Colombo, NDSU, Dept. of Plant Pathology, Fargo, ND; Carla Filippi, Universidad de la República, Dept. de Biología Vegetal, Montevideo, Uruguay; Andres Corro Molas, INTA, Agencia De Extensión Rural General, Pico, Argentina; Matias Dominguez, INTA, Estación Experimental Agropecuaria, Pergamino, Argentina; Nicolas Heinz, INTA, Estación Experimental Agropecuaria, Manfredi, Argentina; Carolina Troglia, Carla Maringolo, Facundo Quiroz, INTA, Estación Experimental Agropecuaria, Balcarce, Argentina, Daniel Alvarez, INTA, Estación ExperImental Agropecuaria, Manfredi, Argentina; Veronica Lia, Norma Paniego, INTA-CONICET, Instituto de Agrobiotecnología y Biología Molecular, Hurlinghan, Argentina
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Update on the Determination of Rust (Puccinia helianthi) Prevalence and Virulence in the Northern Great Plains
Zachary Ittel, NDSU, Dept. of Plant Pathology, Fargo, ND; Brandt Berghuis, Dept. of Plant and Earth Science, U of Wisconsin-River Falls; Jessica Scherer, Kaylie Schlecht, NDSU, Dept. of Plant Pathology, Fargo, ND; Robert Harveson, UNL, Panhandle Research and Ext. Ctr., Scottsbluff, NE; Febina Mathew, NDSU, Dept. of Plant Pathology, Fargo, ND; Brent Hulke, USDA-ARS, Sunflower Improvement Research Unit, Fargo, ND; Bryan Hansen, Sam Markell, NDSU, Dept. of Plant Pathology, Fargo, ND
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Managing Rhizopus Head Rot with Fungicides
Robert Harveson, University of Nebraska- Lincoln, Panhandle REC, Scottsbluff, NE; Febina Mathew, Sam Markell, NDSU, Dept. of Plant Pathology, Fargo, ND
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Genetic Control of Pericarp Strength and the Role of Genomic Structural Variants
James McNellie, USDA-ARS, Sunflower Improvement Research Unit, Fargo, ND; Joseph White, U of CO, Ecology and Evolutionary Biology Dept., Boulder, CO; Brent Hulke, Jarrad Prasifka, USDA-ARS, Sunflower Improvement Research Unit, Fargo, ND; Brian Smart, NDSU, Dept. of Plant Sciences, Fargo, ND; Kyle Keepers, Nolan Kane, U of CO, Ecology and Evolutionary Biology Dept., Boulder, CO
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Identifying a Core Set of Markers and Haplotype Structures to Track Segregation in Domesticated Sunflower
Ashley Barstow, NDSU, Dept. of Plant Sciences, Fargo, ND; James McNellie, USDA-ARS, Sunflower Improvement Research Unit, Fargo, ND; Brian Smart, NDSU, Dept. of Plant Sciences, Fargo, ND; Kyle Keepers, U of CO, Ecology and Evolutionary Biology Dept., Boulder, CO; Jarrad Prasifka, USDA-ARS, Sunflower Improvement Research Unit, Fargo, ND; Nolan Kane, U of CO, Ecology and Evolutionary Biology Dept., Boulder, CO; Brent Hulke, USDA-ARS, Sunflower Improvement Research Unit, Fargo, ND
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Effects of Drone Size and Speed of Approach on Territorial Red-winged Blackbird Antipredator Behavior
Taylor Aliferis, , NDSU, Dept. of Biological Sciences, Fargo, ND; Page Klug, USDA-APHIS-WS NWRC, Dept. of Biological Sciences, Fargo, ND
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Effects of Extended Drone Hazing and Raptor Interactions on Blackbird Behavior in North Dakota Sunflower Fields
Jessica Kading, Timothy Greives, NDSU, Dept of Biological Sciences, Fargo, ND; Page Klug, USDA-APHIS-WS NWRC, Dept. of Biological Sciences, Fargo, ND
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Precision, Quantitative Measurement of Sunflower Capitulum Inclination: A Trigonometry-Based Approach
Emily DeValk, NDSU, Dept. of Plant Sciences, Fargo, ND; Brady Koehler, Brent Hulke, USDA-ARS, Sunflower Improvement Research Unit, Fargo, ND
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Ornamental Sunflower for the Fresh Cut-Flower Market - Initial Results
Calvin Trostle, Justus Janway, Jonathan Shockey, Texas A& M, AgriLife Ext., Lubbock, TX; Mason Marshall, Texas A&M, Horticulture Forest Science, College Station, TX; Jason Griffin, KSU, John C Pair Horticultural Ctr., Haysville, KS; Paul Winski, Texas A&M, AgriLife Ext.-Fort Bend City. College Station, TX; Tina Rosenbaum, Texas A&M, AgriLife Ext. Gilmer, TX
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Spring Burndown Weed Control Options in Sunflower
Brian Jenks, NDSU, North Central Research Ext. Ctr., Minot, ND
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Early Spring Applications of Group 15 Herbicides (Long Chain Fatty Acid Inhibitors) and Group 14 Herbicides (PPO Inhibitors) for Control of Herbicide Resistant Weeds
Jeanne Falk Jones, KSU, Northwest Research Ext. Ctr., Colby, KS; Ron Meyer, CSU, Burlington, CO
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