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Timothy Grey Promotion consideration for Full Professor Committee Stanley Culpepper William Vencill Robert Carrow.

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Presentation on theme: "Timothy Grey Promotion consideration for Full Professor Committee Stanley Culpepper William Vencill Robert Carrow."— Presentation transcript:

1 Timothy Grey Promotion consideration for Full Professor Committee Stanley Culpepper William Vencill Robert Carrow

2 Hired: April 2002 2002-2005: 100% Research Weed Science 2005-2008: 98% Research, 2% Teaching 2009-present: 92.5% Research, 7.5% Teaching

3 Research 2008-2012 Plant herbicide interactions – crops Grey, T.L., G.S. Cutts*, III, and J.M. Johnson. 2012. Imidazolinone-resistant soft red winter wheat weed control and crop response to ALS-herbicides. Weed Technol. 24: (In press) Grey, T. L. and E.P. Prostko. 2010. Physiological effects of late season glyphosate applications on peanut (Arachis hypogaea) seed development and germination. Peanut Sci. 37:124-128. Prostko, E.P., T.L. Grey, M.W. Marshall, J.A. Ferrell, P.A. Dotray, D.L. Jordan, W.J. Grichar, B.J. Brecke, and J.W. Davis. 2011. Peanut yield response to dicamba. Peanut Sci. 38:61-65. Grey, T. L., E.P. Prostko, and G.R. Wehtje. 2009. Florida beggarweed (Desmodium tortuosum) management in peanut (Arachis hypogaea) with residual herbicides. Peanut Sci. 36:190-195. Grey, T.L., T.M. Webster, and A.S. Culpepper. 2008. Weed control as affected by pendimethalin timing and application method in conservation tillage cotton (Gossypium hirsutum L.). J. Cotton Sci. 12:318-324

4 Research 2008-2012 Crop response Grey, T.L., B. Braxton, and J.S. Richburg, III. 2012. Effect of herbicide carryover on double-crop cotton and soybean. Weed Technol. 24: (In press). Grey, T.L., J.M. Beasley, T.M. Webster, and C.Y. Chen. 2011. Peanut seed vigor evaluation using a thermal gradient. International Journal of Agronomy. On line at http://hindawi.com/journals/ija/aip/202341/ http://hindawi.com/journals/ija/aip/202341/ Jackson*, J.L., J.P. Beasley, Jr., R.S. Tubbs, R.D. Lee, and T.L. Grey. 2011. Fall- bedding for reduced digging losses and improved yield in strip-till peanut. Peanut Sci. 38:31-40. Prostko, E. P., T.L. Grey, J. Davis. 2009. Imidazolinone-resistant sunflower tolerance to imazapic. Weed Technol. 23:188-190.

5 Research 2008-2012 Plant herbicide interactions – vegetables Grey, T.L. and T.M. Webster. 2012. Transplant Production in Peppers, Vince Russo, Ed (in press book chapter). Wallace*, R.D, A.S. Culpepper, L. Sosnoskie*, T.L. Grey. 2012. Vegetable crop response to EPTC applied preemergence under LDPE and high barrier plastic mulch. Weed Technol. 24: (In press) Grey, T.L. and W.K. Vencill. 2010. Residual herbicide dissipation in vegetable production in Herbicides, Theory, and Applications, Sonia Soloneski and Marcelo Larramendy, ed. pp. 309-324 (book chapter). Johnson, W.C, III, T.L. Grey, and D.E. Kissel. 2010. Interactive effects of soil pH, halosulfuron rate, and application method on carryover to turnip green and cabbage. Weed Technol. 24:160-164. Culpepper, A. S., T.L. Grey, and T.M. Webster. 2009. Vegetable response to herbicides applied to low density polyethylene mulch prior to transplant. Weed Technol.23:444-449. Webster, T. M., T.L. Grey, J.W. Davis, A.S. Culpepper. 2008. Glyphosate hinders purple nutsedge (Cyperus rotundus) and yellow nutsedge (C. esculentus) tuber production. Weed Science, 56:735-742. Grey, T. L., A. MacRae*, and A.S. Culpepper. 2008. Transplanted onion response to previously applied residual herbicides. Weed Technol. 22:477-480.

6 Research 2008-2012 Weed resistance Sosnoskie, L.M.*, T. M. Webster, A.W. MacRae*, T. L. Grey, and A. S. Culpepper. 2012. Pollen-mediated dispersal of glyphosate-resistance in Palmer amaranth under field conditions. Weed Sci. 60 (In press). Sosnoskie, L.M.*, T. M. Webster, D. Dales, G. C. Rains, T. L. Grey, and A. S. Culpepper. 2009. Pollen grain size, density, and settling velocity for Palmer amaranth (Amaranthus palmeri). Weed Sci. 57:404-409 Gaines*, T.A., W. Zhangb, D. Wang, B. Bukun, S.T. Chisholm, D.L. Shaner, S.J. Nissen, W.L. Patzoldt, P.J. Tranel, A.S. Culpepper, T.L. Grey, T.M. Webster, W.K. Vencill, R.D. Sammons, J. Jiang, C. Preston, J.E. Leach, and P. Westra. 2010. Gene amplification confers glyphosate resistance in Amaranthus palmeri. PNAS 107:1029-1034 (www.pnas.org/cgi/doi/10.1073/pnas.0906649107) Wise*, A., T.L. Grey, E.P. Prostko, W.K. Vencill, and T.M. Webster. 2009. Establishing the geographical distribution and level of acetolactate synthase resistance of Palmer amaranth (Amaranthus palmeri) accessions in Georgia. Weed Technol. 23:214-220. Vencill, W.K., T.L. Grey, A.S. Culpepper, C. Gaines*, and P. Westra. 2008. Herbicide resistance in the Amaranthaceae. J. Plant Diseases and Protection. Special Issue XXI:41-44.

7 Research 2008-2012 Weed ecology Sabila*, M.H., T.L. Grey, W.K. Vencill, D.G. Shilling, and T.M. Webster. 2012. Evaluation of Benghal dayflower (Commelina benghalensis L.) aerial and subterranean seed germination, emergence, and control. Weed Sci. 60: 75-80. Goddard, R.H., T.M. Webster, R. Carter, and T.L. Grey. 2009. Resistance of Benghal dayflower (Commelina benghalensis) seeds to harsh environments and the implications for dispersal by mourning doves (Zenaida macoura) in Georgia, U.S.A. Weed Sci. 57: 603-612. Webster, T. M. and T.L. Grey. 2008. Growth and reproduction of Benghal dayflower (Commelina benghalensis) in response to drought stress. Weed Sci. 56:561-566. Webster, T. M., T.L. Grey, J.T. Flanders, and A.S. Culpepper. 2009. Cotton planting date affects the critical period of Benghal dayflower (Commelina benghalensis) control. Weed Sci. 57:81-86.

8 Research 2008-2012 Herbicides Grey, T.G. and P.E. McCullough. 2012. Sulfonylurea Herbicides Fate in soil: dissipation, mobility and other processes. Weed Technol. 24: (In press). (Invited presentation) Grey, T. L., M. Czarnota, T. Potter, and B.T. Bunnell. 2009. Timed release of flurprimidol from a granular formulation in mulches and sand soil. HortScience, 44:512-515. Grey, T. L., W.K. Vencill, T.M. Webster, and A.S. Culpepper. 2009. Herbicide dissipation from low density polyethylene mulch. Weed Science, 57:351-356. Other areas McCullough, P.M., B. Schwartz, T.L. Grey and T.M. Webster. 2012. Preemergence herbicides influence sprig establishment of ‘TifEagle’ Bermudagrass. Weed Technol. 24: (In press). (Turf) Cutts*, G.S., III, R. Lee, T.L. Grey, S. Tubbs, W.K. Vencill, T.M. Webster, and W. Anderson. 2011. Herbicide effect on napiergrass (Pennisetum purpureum) control. Weed Science 59:255-262. (biofuels)

9 Research areas Row crops –Peanut –Cotton –Soybean –Small grains –Multiple researchers local, regional, national Specialty & perennial crops –Vidalia onionGrower field days & GFVGA presentations –PecanGrower field days – on farm trials –MuscadineOn farm trials –CanolaMultiple trials –Biofuels Energy beetBetaseed International collaboration biofuel MiscanthusUSDA - UGA Napiergrass USDA – UGA –Multiple researchers local, regional, national, international Weed – Crop - Chemical evaluations field & lab

10 Teaching (7.5%) Weed Science & Lab –CRSS 4340/6340 –CRSS 4340L/6340L –2009, 2010, 2011 Pesticides & Transgenic Crops –CRSS 4250/6250 (co-teach w PP & ENT) –2007 to Present Agroecology –CRSS 4400/6400 –2011, 2012 Grad student admissions committees –CRSS –MPPPM MS and PhD Research

11 Graduate Student Advising degreeGraduated Aaron WiseM.S.2007 Mercy SibilaM.S.2008 Rebekah WallaceM.S.2009 George ‘Trey’ CuttsM.S.2010 Xiao LiPh.D.Current Brian BlanchettM.S.May 2012 William StarrMPPPMCurrent Fred TurpinMPPPMCurrent James BettsMPPPMCurrent Served on 13 MS & PhD other committees

12 Societal contributions International Weed Science Society –IWSS - Environmental aspects weed management 2004Durban, South Africa 2008Vancouver British Columbia 2012Hangzhou China Weed Science Society of America –WSSA – multiple committees –2009 - Associate Editor Weed Science Southern Weed Science Society –SWSS – multiple committees

13 Societal contributions American Peanut Res & Ed Society –APRES – graduate student competition committee –2006Associate Editor Peanut Science –2012Editor Peanut Science Georgia Crop Production Alliance –2004 to presentAdvisor –CommitteeScholarship

14 Community service Herod Baptist Church –#1 weed puller (wife enforced) –help with grounds maintenance and planting American Red Cross –Donate blood platelets on a regular basis –6 - 8 times in 2011 – + 75 past 12 years

15 Questions Clearview Farms, Cecilia KY

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