Search Results - "Geddes, Charles"

First report of glyphosate-resistant downy brome (Bromus tectorum L.) in Canada by Geddes, Charles M., Pittman, Mattea M.

“…Glyphosate is the most used herbicide worldwide, and is an important source of economical weed control in glyphosate-resistant crops, and conservation tillage…”
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A Systematic Review of Durum Wheat: Enhancing Production Systems by Exploring Genotype, Environment, and Management (G × E × M) Synergies by Beres, Brian L., Rahmani, Elham, Clarke, John M., Grassini, Patricio, Pozniak, Curtis J., Geddes, Charles M., Porker, Kenton D., May, William E., Ransom, Joel K.

“…According to the UN-FAO, agricultural production must increase by 50% by 2050 to meet global demand for food. This goal can be accomplished, in part, by the…”
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The critical period for weed seed control: A proposed framework to limit weed seed return by Geddes, Charles M., Davis, Adam S., Haramoto, Erin

“…Proliferation of herbicide‐resistant weeds demands re‐evaluation of fundamental weed control objectives. Yield loss mitigation remains a priority, but limiting…”
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Glyphosate-resistant and susceptible downy brome ( Bromus tectorum ) management with soil-applied residual herbicides by Geddes, Charles M., Pittman, Mattea M.

“…Abstract Downy brome is a cleistogamous facultative winter-annual grass weed that invades cropland, pastureland, and ruderal areas in western North America…”
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Glyphosate-resistant downy brome (Bromus tectorum) control using alternative herbicides applied postemergence by Geddes, Charles M., Pittman, Mattea M.

“…Downy brome is a troublesome facultative winter-annual grass weed that invades agricultural and nonagricultural lands in western North America and can cause…”
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Burial Environment Drives Seed Mortality of Kochia (Bassia scoparia), Wild Oat (Avena fatua), and Volunteer Canola (Brassica napus) Irrespective of Crop Species by Geddes, Charles M.

“…Models of weed population demography are critical to understanding the long-term viability of management strategies. The driving factors of weed seedbank…”
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Serotiny facilitates kochia (Bassia scoparia) persistence via aerial seedbanks by Geddes, Charles M., Pittman, Mattea M.

“…Serotiny results in aerial seedbanks that enable persistence of some plant species by evading decay, predation, or lethal germination in the soil seedbank…”
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Early adopter insights on physical impact mill technology for harvest weed seed control in Canada by Tidemann, Breanne D., Geddes, Charles M., Sharpe, Shaun M.

“…The evolution and spread of herbicide resistance among the weed community has increased interest in alternative weed management strategies such as harvest weed…”
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Multi-year and multi-site effects of recurrent glyphosate applications on the wheat rhizosphere microbiome by Lupwayi, Newton Z., Blackshaw, Robert E., Geddes, Charles M., Dunn, Rob, Petri, Renee M.

“…Glyphosate (N-(phosphonomethyl)glycine) is broad-spectrum herbicide that is extensively used worldwide, but its effects on the soil microbiome are…”
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Distribution, frequency, and impact of herbicide-resistant weeds in Saskatchewan by Geddes, Charles M., Pittman, Mattea M., Sharpe, Shaun M., Leeson, Julia Y.

“…Herbicide-resistant weeds threaten contemporary agriculture by reducing crop yields and quality. Monitoring of herbicide-resistant weeds is essential to the…”
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Multiple herbicide-resistant kochia (Bassia scoparia) control in glufosinate-resistant canola by Torbiak, Alysha T., Blackshaw, Robert E., Brandt, Randall N., Hamman, Bill, Geddes, Charles M.

“…Multiple herbicide-resistant kochia (Bassia scoparia (L.) A.J. Scott) has grown in prevalence in the canola (Brassica napus L.) production region of North…”
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Palmer amaranth (Amaranthus palmeri S. Wats.) and waterhemp (Amaranthus tuberculatus (Moq.) J.D. Sauer) biovigilance in Canadian Agro-ecosystems by Sharpe, Shaun M., Martin, Sara L., Page, Eric R., Geddes, Charles M.

“…The evolution and spread of herbicide-resistant weeds threatens long-term sustainability of Canadian agro-ecosystems. Herbicide-resistant weeds increase…”
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Herbicide strategies for managing glyphosate-resistant and -susceptible kochia ( Bassia scoparia ) in spring wheat by Torbiak, Alysha T, Blackshaw, Robert E, Brandt, Randall N, Hamman, Bill, Geddes, Charles M

“…Kochia [Bassia scoparia (L.) A.J. Scott] is a summer annual tumbleweed that is tolerant of heat, drought, and salinity and capable of causing large yield…”
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Potential spring canola yield losses due to weeds in Canada and the United States by Geddes, Charles M., Tidemann, Breanne D., Ikley, Joseph T., Dille, J. Anita, Soltani, Nader, Sikkema, Peter H.

“…Weeds represent one of the most important biotic threats to agricultural plant health, and the potential global impact of weeds on crop yields is similar to…”
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Candidate Tools for Integrated Weed Management in Soybean at the Northern Frontier of Production by Geddes, Charles M, Gulden, Robert H

“…The development of early-maturing soybean [Glycine max (L.) Merr.] varieties has led to an increase in soybean production in canola (Brassica napus…”
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Survey of glyphosate- and dicamba-resistant kochia ( Bassia scoparia ) in Saskatchewan by Sharpe, Shaun M, Leeson, Julia Y, Geddes, Charles M, Willenborg, Christian J, Beckie, Hugh J

“…Kochia ( Bassia scoparia (L.) A.J. Scott) is a problematic tumbleweed, which infests row crops and ruderal areas within western Canada. Herbicide resistance…”
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qPCR assay targeting Bradyrhizobium japonicum shows that row spacing and soybean density affects Bradyrhizobium population by Yudistira, Harry, Geddes, Barney A, Geddes, Charles M, Gulden, Robert H, Oresnik, Ivan J

“…The ability for a soybean plant to be efficiently nodulated when grown as a crop is dependent on the number of effective that can be found in close proximity…”
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Glyphosate- and acetolactate synthase inhibitor-resistant kochia (Bassia scoparia) control in field pea by Torbiak, Alysha T., Blackshaw, Robert E., Brandt, Randall N., Hamman, Bill, Geddes, Charles M.

“…Kochia [Bassia scoparia (L.) A.J. Scott] is an invasive C4 tumbleweed in the Great Plains of North America, where it impedes crop harvest and causes…”
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Wheat and Cereal Rye Inter-Row Living Mulches Interfere with Early Season Weeds in Soybean by Geddes, Charles M., Gulden, Robert H.

“…Rapid growth of cool-season weeds in the spring exacerbates weed interference during early soybean (Glycine max (L.) Merr.) establishment in northern climates…”
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Wheat Density Alters but Does Not Repress the Expression of a Fluroxypyr-Resistant Kochia (Bassia scoparia) Phenotype by Geddes, Charles M., Kimmins, Michael T.

“…Dose-response experiments for confirmation of herbicide-resistant weeds are almost always conducted using weed monocultures, thereby ignoring the interaction…”
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