Our research program includes:
- Identification, occurrence,and characterization of herbicide resistant weeds in Nebraska
- Pollen mediated gene flow from herbicide resistant crops and weeds
- Hybridization of herbicide resistant weeds to wild and weedy species and their fitness
- Herbicide rotation and tank mixtures for control of herbicide resistant and susceptible weeds
- Fall and early spring application of herbicides and their impact on spring emergence of glyphosate-resistant marestail and giant ragweed
- Develop sustainable, integrated weed management systems in corn and soybean cropping systems
- Factors affecting germination of problem weed species and their emergence periodicity in Nebraska environment and cropping systems
- List of Research Publications
Research Posters
- Comparison of Herbicide Programs in Conventional, Glufosinate, and Glyphosate/Dicamba-Resistant Soybeans Across Nebraska (PDF file)
- Control of Glyphosate-Resistant Palmer Amaranth in Isoxaflutole_Glufosinate-Resistant Soybean in Nebraska (PDF file)
- Overlapping Residual Herbicides for Control of Glyphosate-Resistant Palmer Amaranth in Dicamba_Glyphosate-Resistant Soybean (PDF file)
- Post-Emergence Control of Velvetleaf in Popcorn (PDF file)
- Weed Control and Response of Dicamba-resistant Soybean to a Premix of Dicamba and Pyroxasulfone (PDF file)
- Response of White and Yellow Popcorn Hybrids to Glyphosate, Enlist DUO, or XtendiMax (PDF file)
- Effect of Degree of Water Stress on the Growth and Fecundity of Palmer Amaranth (PDF file)
- Control of Palmer Amaranth Using a Premix of Dicamba and Tembotrione in Corn (PDF file)
- Confirmation of a Common Waterhemp Biotype Resistant to Protoporphyrinogen Oxidase (PPO) Inhibitors in Nebraska (PDF file)
- POST Corn Herbicide Options for Control of Glyphosate-Resistant Palmer Amaranth in Western Nebraska (PDF file)
- Integrating Crop Rotation and Herbicide Programs to Control Kochia Prior to Sugarbeet in Western Nebraska (PDF file)
- Timing of Herbicide Applications and/or Tillage Affects Control of Glyphosate-Resistant Horseweed in Soybean (PDF file)
- Effect of Degree of Water Stress on the Growth and Fecundity of Palmer amaranth (PDF file)
- High Temperature Enhances the Efficacy, Absorption and/or Translocation of 2,4-D or Glyphosate in Giant Ragweed (PDF file)
- Pollen-Mediated Gene Flow from Glyphosate-Resistant to Susceptible Giant Ragweed (Ambrosia trifida L.) under Field Conditions (PDF file)
- Novel molecular markers for monitoring the gene flow from herbicide-resistant crops to closely related species (PDF file)
- A regional monitoring program for herbicide resistance in shattercane and johnsongrass following commercialization of ‘Inzen’ sorghum hybrids (PDF file)
- Common Ragweed (Ambrosia artemisiifolia L.) Interference in Nebraska Soybeans (PDF file)
- Control of Glyphosate-Resistant Common Ragweed (Ambrosia artemisiifolia L.) in Glufosinate-Resistant Soybean (PDF file)
- Control of Glyphosate-Resistant Giant Ragweed (Ambrosia trifida) by Tank-Mixing Glufosinatewith 2,4-D and/or Dicambain Corn (PDF file)
- Control of Glyphosate-Resistant Giant Ragweed (Ambrosia trifida L.) using 2,4-D choline plus Glyphosate-Resistant (Enlist™) Soybean (PDF file)
- Control of Glyphosate-Resistant Volunteer Corn in Glufosinate-Resistant Soybeans (PDF file)
- Dose Response of Selected Glyphosate-Resistant Weeds to Prepackaged Mixture of Fluthiacet-methyl and MesotrioneApplied at Two Growth Stages (PDF file)
- Effect of Fall and Early Spring Application of Thiencarbazone plus lodosulfuron on Spring Emergence of Glyphosate-resistant Giant Ragweed (Ambrosia trifida) in No-till Corn (Zea mays) (PDF file)
- Effect of Late Season Herbicide Application on Seed Production and Fecundity of Glyphosate-Resistant Giant Ragweed (PDF file)
- Effect of Temperature on Efficacy of 2,4-D and Glyphosate for Control of Common Ragweed (PDF file)
- Factors Affecting the Germination and Emergence of Glyphosate-Resistant Hybrid and Volunteer Corn (Zea mays L.) (PDF file)
- Gene Flow from Glyphosate-Resistant Common Waterhempunder under Field Condition (PDF file)
- Herbicide Programs for Control of Atrazine- and HPPD Inhibitors-Resistant Palmer amaranth in Glufosinate-Resistant Corn (PDF file)
- Impact of Glyphosate-Resistant Volunteer Corn Density, Control Timing, and Late Season Emergence on Soybean Yield (PDF file)
- Influence of Herbicide Programs on Glyphosate-Resistant Common Waterhemp Control in Glyphosate-Tolerant Soybean (PDF file)
- Influence of Spring Tillage on Common Ragweed Emergence in Nebraska (PDF file)
- Pollen-Mediated Gene Flow from Glyphosate-Resistant to Susceptible Giant Ragweed (Ambrosia trifida L.) under Field Conditions (PDF file)
- Response of Common Waterhemp (Amaranthus rudis) to Water Stress (PDF file)
- Season-Long Control of Glyphosate-Resistant Common Waterhemp as Influenced by Split-Applications of Very Long Chain Fatty Acid Synthesis Inhibitors in Soybean (PDF file)
- Tank-Mixing Growth Regulator Herbicides with Glufosinatefor Control of Glyphosate-Resistant Giant Ragweed in Corn (PDF file)
- Weed Management in Dicamba-Tolerant Soybean (PDF file)