Search Results - "Clifford H. Koger"

Factors affecting seed germination, seedling emergence, and survival of texasweed (Caperonia palustris) by Koger, Clifford H., Reddy, Krishna N., Poston, Daniel H.

“…Field, laboratory, and greenhouse experiments were conducted to determine the seed production potential and effect of environmental factors on germination,…”
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Enhanced degradation of atrazine under field conditions correlates with a loss of weed control in the glasshouse by Krutz, L.J, Zablotowicz, R.M, Reddy, K.N, Koger, C.H. III, Weaver, M.A

“…Enhanced degradation of atrazine has been reported in the literature, indicating the potential for reduced residual weed control with this herbicide…”
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Weed Seed Contamination of Cotton Gin Trash by Norsworthy, Jason K, Smith, Kenneth L, Steckel, Lawrence E, Koger, Clifford H

“…Cotton gins in Arkansas, western Tennessee, and western Mississippi were sampled for weed seed contamination of gin trash in fall 2007. A total of 473 samples…”
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Effect of Adjuvants and Urea Ammonium Nitrate on Bispyribac Efficacy, Absorption, and Translocation in Barnyardgrass (Echinochloa crus-galli). I. Efficacy, Rainfastness, and Soil Moisture by Koger, Clifford H, Dodds, Darrin M, Reynolds, Daniel B

“…Bispyribac is registered for postemergence control of broadleaf, sedge, and grass weeds in rice. Bispyribac inhibits the acetolactate synthase enzyme in…”
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Glyphosate-resistant horseweed (Conyza canadensis) in Mississippi by Koger, C.H, Poston, D.H, Hayes, R.M, Montgomery, R.F

“…Survival of horseweed in several glyphosate-tolerant cotton and soybean fields treated with glyphosate at recommended rates preplant and postemergence was…”
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Reduced Surface Runoff Losses of Metolachlor in Narrow-Row Compared to Wide-Row Soybean by Krutz, L.J, Koger, C.H. III, Locke, M.A, Steinriede, R.W. Jr

“…Cultural management practices that reduce the off-site transport of herbicides applied to row crops are needed to protect surface water quality. A soybean…”
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MSMA Antagonizes Glyphosate and Glufosinate Efficacy on Broadleaf and Grass Weeds by Koger, Clifford H, Burke, Ian C, Miller, Donnie K, Andrew Kendig, J, Reddy, Krishna N, Wilcut, John W

“…Field and greenhouse studies were conducted to investigate the compatibility of MSMA in a tank mixture with glyphosate or glufosinate for broadleaf and grass…”
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Differential Response to Glyphosate in Italian Ryegrass (Lolium Multiflorum) Populations from Mississippi by Nandula, Vijay K, Poston, Daniel H, Eubank, Thomas W, Koger, Clifford H, Reddy, Krishna N

“…Two Italian ryegrass populations from Mississippi, Tribbett and Fratesi, were suspected to be tolerant to glyphosate. A third population from Mississippi,…”
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Multiple Resistance to Glyphosate and Pyrithiobac in Palmer Amaranth (Amaranthus palmeri) from Mississippi and Response to Flumiclorac by Nandula, Vijay K., Reddy, Krishna N., Koger, Clifford H., Poston, Daniel H., Rimando, Agnes M., Duke, Stephen O., Bond, Jason A., Ribeiro, Daniela N.

“…Greenhouse and laboratory studies were conducted to confirm and quantify glyphosate resistance, quantify pyrithiobac resistance, and investigate interaction…”
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Formulation and Adjuvant Effects on Uptake and Translocation of Clethodim in Bermudagrass (Cynodon dactylon) by Nandula, Vijay K, Poston, Daniel H, Reddy, Krishna N, Koger, Clifford H

“…The effect of formulation and adjuvants on absorption and translocation of 14C-clethodim was determined at 1, 4, 12, 24, 48, and 72 h after treatment (HAT) in…”
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Factors affecting germination of horseweed (Conyza canadensis) by Nandula, Vijay K., Eubank, Thomas W., Poston, Daniel H., Koger, Clifford H., Reddy, Krishna N.

“…The influence of environmental factors on germination and emergence of horseweed was examined in growth chamber experiments. Germination was highest (61%)…”
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Live and killed hairy vetch cover crop effects on weeds and yield in glyphosate-resistant corn by Reddy, K.N, Koger, C.H

“…A 2-yr field study was conducted from 2002 to 2003 on a Dundee silt loam soil at the Southern Weed Science Research Unit Farm, Stoneville, MS (33°26′N…”
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Effect of cogongrass (Imperata cylindrica) extracts on germination and seedling growth of selected grass and broadleaf species by Koger, C.H, Bryson, C.T

“…The effects of cogongrass foliage and root residue extracts on germination and radicle and coleoptile growth of barnyardgrass, browntop millet, bermudagrass,…”
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Weed Control and Cotton Response to Combinations of Glyphosate and Trifloxysulfuron by Clifford H. Koger, Price, Andrew J., Krishna N. Reddy

“…Greenhouse and field studies were conducted to evaluate potential interactions between glyphosate and trifloxysulfuron on barnyardgrass, browntop millet, hemp…”
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A rapid in vivo shikimate accumulation assay with excised leaf discs by Shaner, Dale L., Nadler-Hassar, Talia, Henry, W. Brien, Koger, Clifford H.

“…An in vivo shikimate accumulation assay with excised leaf tissue was developed to provide a fast and reliable method for identifying glyphosate-resistant…”
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Effects of Temperature and Exposure Period to Heat on Cogongrass (Imperata Cylindrica) Viability by Bryson, Charles T, Koger, Clifford H, Byrd, John D

“…Cogongrass, a rhizomatous perennial, is among the world's most troublesome weeds. Research was conducted at the Southern Weed Science Research Unit,…”
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Role of absorption and translocation in the mechanism of glyphosate resistance in horseweed (Conyza canadensis) by Koger, Clifford H., Reddy, Krishna N.

“…Greenhouse and laboratory experiments were conducted to investigate mechanisms of glyphosate resistance in horseweed populations from Mississippi, Arkansas,…”
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Reduced Translocation Is the Cause of Antagonism of Glyphosate by MSMA in Browntop Millet (Brachiaria Ramosa) and Palmer Amaranth (Amaranthus Palmerii) by Burke, Ian C, Koger, Clifford H, Reddy, Krishna N, Wilcut, John W

“…Studies were conducted in growth chambers to characterize absorption and translocation of 14C-glyphosate applied alone or in mixture with MSMA in browntop…”
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Absorption and Translocation of Glyphosate and Sucrose in Glyphosate-resistant Cotton by Thomas, Walter E, Everman, Wesley J, Burke, Ian C, Koger, Clifford H, Wilcut, John W

“…Studies were conducted to evaluate absorption and translocation of 14C-glyphosate in glyphosate-resistant (GR) cotton. Both commercial GR cotton events…”
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Texasweed (Caperonia Palustris) Control in Soybean with Postemergence Herbicides by Poston, Daniel H, Nandula, Vijay K, Matt Griffin, R, Koger, Clifford H

“…Field and greenhouse studies were conducted in 2000 and 2001 in Mississippi to determine the most effective POST herbicide programs for control of Texasweed in…”
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