Confirmation and Control of Glyphosate-Resistant Palmer Amaranth (Amaranthus palmeri) in Arkansas

By J. Norsworthy, G. Griffith, R. Scott, Kenneth L. Smith, L. R. Oliver. Weed technology, 2008

222 citations recorded by the source corpus.

Subfields: Agronomy and Crop Science, Plant Science

View Paper: https://www.semanticscholar.org/paper/b04829801cf52d9bbc8abef97080f5bf14f381c5

How researchers see this paper

The researchers whose trusted networks rank it highest, strongest advocate first. Every researcher gets a different order.

In Agronomy and Crop Science

1. B. Bukun
2. P. Neve
3. A. Culpepper
4. D. Jordan
5. L. Sosnoskie
6. Ivan Zelaya
7. T. Webster
8. D. Shaner

In Plant Science

1. J. Norsworthy
2. T. Webster
3. N. Burgos
4. B. Bukun
5. Christian Ritz
6. Kenneth L. Smith
7. P. Tranel
8. Jens Carl Streibig

Citations in the corpus

• Gene amplification confers glyphosate resistance in Amaranthus palmeri (2009, background): “Norsworthy JK, Griffith GM, Scott RC, Smith KL, Oliver LR (2008) Confirmation and control of glyphosate-resistant Palmer amaranth (Amaranthus palmeri) in Arkansas.”
• Residual Herbicides for Palmer Amaranth Control (2011, background): “Glyphosate-resistant Palmer amaranth also occurs in Arkansas, South Carolina, and Tennessee (Heap, 2009; Norsworthy et al., 2008; Steckel et al., 2008; York et al., 2007).”
• Confirmation and Control of Triazine and 4-Hydroxyphenylpyruvate Dioxygenase-Inhibiting Herbicide-Resistant Palmer Amaranth (Amaranthus palmeri) in Nebraska (2014, background): “…amaranth biotypes resistant to ALSinhibiting herbicides, dinitroanilines, triazine, photosystem II-inhibiting herbicides, and glyphosate have been confirmed in several states of the United States (Bond et al. 2006; Culpepper et al. 2006; Norsworthy et al. 2008; Ward et al. 2013; Wise et al. 2009).”
• Review: Confirmation of Resistance to Herbicides and Evaluation of Resistance Levels (2013, methodology): “Lately, glyphosate assays have been conducted with the use of the plain glyphosate acid formulation; then the prescribed surfactant is added separately at a constant concentration (Dickson et al. 2011; Legleiter and Bradley 2008; Norsworthy et al. 2008).”
• Modeling Glyphosate Resistance Management Strategies for Palmer Amaranth (Amaranthus palmeri) in Cotton (2011, background): “The first confirmed cases of glyphosate-resistant Palmer amaranth were from Georgia in 2004 (Culpepper et al. 2006) and from Arkansas and Tennessee in 2005 (Norsworthy et al. 2008; Steckel et al. 2008).”
• Glyphosate-Resistant Palmer Amaranth (Amaranthus palmeri) Increases Herbicide Use, Tillage, and Hand-Weeding in Georgia Cotton (2014, background): “…broadleaves such as common cocklebur (Xanthium strumarium L.), sicklepod [Senna obtusifolia (L.) H.S. Irwin & Barneby], Palmer amaranth, and morningglory spp. (Ipomoea spp.) (Ferrell and Witt 2002; Lancaster et al. 2005; Norsworthy et al. 2008); agents may have reported higher uses of 2,4-”
• Loss of Glyphosate Efficacy: A Changing Weed Spectrum in Georgia Cotton (2010, background): “In Arkansas a GR Palmer amaranth biotype had a glyphosate I50 of 2.8 kg ha 21 compared with 0.035 kg ha21 for the susceptible (Norsworthy et al. 2008).”