Search Results - "Ferrell, J.A"

Influence of Hexazinone on ‘Tifton 85’ Bermudagrass Growth and Forage Quality by Wilder, B, Ferrell, J.A, Sellers, B.A, MacDonald, G.E

“…Smutgrass is a clump-type grassy weed that is commonly found in grazed pastures throughout the Southeast. Currently, the only herbicide registered for control…”
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Influence of Hexazinone on Pensacola Bahiagrass Growth and Crude Protein Content by Sellers, B.A, Ferrell, J.A, MacDonald, G.E

“…Bahiagrass (Paspalum notatum Flüggé) is the most widely used introduced forage in Florida, due to its persistence and productivity on low fertility soils…”
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Influence of Herbicide and Application Timing on Blackberry Control by Ferrell, J. A, Sellers, B. A, MacDonald, G. E, Kline, W. N

“…Blackberry is a troublesome species across much of the southeastern United States. Control of blackberry with the pyridine herbicides is often variable among…”
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Control of Tropical Soda Apple (Solanum viarum) with Aminopyralide by Ferrell, J.A, Mullahey, J.J, Langeland, K.A, Kline, W.N

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Sorption and desorption of flumioxazin to soil, clay minerals and ion-exchange resin by Ferrell, J.A, Vencill, W.K, Xia, K, Grey, T.L

“…Flumioxazin adsorption kinetics were described using a Greenville sandy clay loam soil. Adsorption kinetics experiments showed that 72% of total herbicide was…”
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Effect of mowing and hexazinone application on giant smutgrass (Sporobolus indicus var. pyramidalis) control by Ferrell, J.A, Mullahey, J.J

“…Giant smutgrass is a perennial, clump-type, grassy weed that commonly infests Florida pastures. Experiments were conducted in 1998 and 1999 in Immokalee, FL,…”
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Competition of giant smutgrass (Sporobolus indicus) in a bahiagrass pasture by Ferrell, Jason A., Mullahey, J. Jeffrey, Dusky, Joan A., Roka, Fritz M.

“…Field experiments were established in 1998 and 1999 to evaluate the effect of giant smutgrass competition and hexazinone application on bahiagrass forage…”
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Influence of Cotton Height on Injury from Flumioxazin and Glyphosate Applied POST-Directed by Ferrell, Jason A, Faircloth, Wilson H, Brecke, Barry J, Macdonald, Gregory E

“…In 2004 and 2005, glyphosate + diuron and flumioxazin + MSMA were applied POST-directed to cotton at 20, 30, 40, and 50 cm in height. Herbicides were directed…”
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Duration of yellow nutsedge (Cyperus esculentus) competitiveness after herbicide treatment by Ferrell, Jason A., Earl, Hugh J., Vencill, William K.

“…Experiments were initiated to determine the amount of time required for postemergence herbicides to render yellow nutsedge physiologically noncompetitive. The…”
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Gas chromatographic/mass spectrometric determination of flumioxazin extracted from soil and water by Ferrell, J.A, Vencill, W.K

“…A method was developed for determining flumioxazin in soil and water. Recovery efficiencies for solid-phase extraction (SPE) of flumioxazin from deionized,…”
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Using Preemergence Herbicides to Improve Establishment of Centipedegrass (Eremochloa ophiuroides) from Seed by Ferrell, J.A, Murphy, T.R, Webster, T.M

“…Centipedegrass is a warm-season turf grass that has increased in popularity in recent years. However, more information is needed on the use of herbicides…”
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Postemergence control of hybrid bermudagrass (Cynodon transvaalensis Burtt-Davy x Cynodon dactylon) by Ferrell, J.A, Murphy, T.R, Bridges, D.C

“…Bermudagrass [Cynodon dactylon (L.) Pers.] control for at least 1 yr is necessary to establish other forage species in pasture and hay field renovations, or to…”
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Effects of three herbicides on whole-plant carbon fixation and water use by yellow nutsedge (Cyperus esculentus) by Earl, Hugh J., Ferrell, Jason A., Vencill, William K., van Iersel, Marc W., Czarnota, Mark A.

“…Three herbicides were compared for their ability to reduce both carbon fixation and soil water depletion by yellow nutsedge in a growth chamber study…”
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Adaptive control of discrete time nonlinear systems using dynamic structure approximators by Gazi, V., Passino, K.A., Ferrell, J.A.

“…This article presents a direct adaptive control scheme for adaptive tracking of a class of discrete time nonlinear systems. We use structurally dynamic on-line…”
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