Publications

Published Manuscripts, Patent Applications, and Invention Disclosures

Armel, G.R., H.P. Wilson, and T.E. Hines. 2009. Strategies for control of horseweed and
other winter annual weed species in no-till corn (Zea mays). Weed
Technol.: In Press

Whaley, C.M., G.R. Armel, H.P. Wilson, and T.E. Hines. 2009. Mesotrione, s-
metolachlor, and atrazine mixtures for preemergence control of broadleaf weeds
in corn. Weed Technol.: In Press

Armel, G.R., H.P. Wilson, R.J. Richardson, C.M. Whaley, B.W. Trader, and T.E. Hines.
2009. Evaluation of various ALS-inhibiting herbicides for weed control in pepper.
Hort. Technol.: In Press

Chen, F., N. Zhao, and G. Armel. 2008. A novel synthetic gene for resistance to
auxin-type herbicides. Univ. of Tenn. Invention Disclosure.

Armel, G.R. and W. Hong. 2008. Herbicidal mixtures. World Patent Application,
WO08073369.

Armel, G.R., R.J. Richardson, H.P. Wilson, and T.E. Hines. 2008. Mesotrione and
glufosinate in glufosinate-resistant corn (Zea mays). Weed Technol. 22:591-596.

Armel, G.R., R. J. Richardson, H.P. Wilson, C.M. Whaley, and T.E. Hines. 2008.
Mesotrione combinations with atrazine and bentazon for yellow and purple
nutsedge (Cyperus esculentus and C. rotundus) control in corn (Zea mays). Weed
Technol. 22:391-396.

Armel, G.R., P.L. Rardon, M.C. McComrick, and N.M. Ferry. 2007. Differential
response of several carotenoid biosynthesis inhibitors in mixtures with atrazine. Weed Technol. 21:947-953.

Armel, G.R., M.S. Casini, J.C. Cotterman, E. Hidalgo, M.L. Link, P.L. Rardon, D.W. Saunders, and S.D. Strachan. 2007. Herbicidal mixtures. World Patent Application, WO07120706.

Richardson, R.J., H.P. Wilson, G.R. Armel, and T.E. Hines. 2007. Growth stage affects cotton response to trifloxysulfuron. Weed Technol. 21:37-40.

Whaley, C.M., G.R. Armel, H.P. Wilson, and T.E. Hines. 2006. Comparisons of
mesotrione combinations with standard weed control programs in corn. Weed
Technol. 20:605-611.

Richardson, R.J., H.P. Wilson, G.R. Armel, and T.E. Hines. 2006. Trifloxysulfuron
plus pyrithiobac mixtures in cotton (Gossypium hirsutum). Weed Technol.
20:130-136.

Richardson, R.J., H.P. Wilson, G.R. Armel, and T.E. Hines. 2005. Responses of
imidazolinone-resistant corn, several weeds, and two rotational crops
to trifloxysulfuron. Weed Technol. 19:744-748.

Clark, D.A., B.L. Finkelstein, G.R. Armel, and V.A. Wittenbach. 2005. Herbicidal
pyrimidines. World Patent Application, WO05063721.

Armel, G.R., G.J. Hall, H.P. Wilson, and N. Cullen. 2005. Mesotrione plus atrazine
mixtures for control of Canada thistle (Cirsium arvense). Weed Sci. 53:202-
211.

Richardson, R.J., H.P. Wilson, G.R. Armel, and T.E. Hines. 2004. Influence of
adjuvants on cotton (Gossypium hirsutum) response to postemergence applications of CGA-362622. Weed Technol. 18:9-15.

Richardson, R.J., H.P. Wilson, G.R. Armel, and T.E. Hines. 2004. Mixtures of
glyphosate with CGA-362622 for weed control in glyphosate-resistant cotton (Gossypium hirsutum). Weed Technol. 18:16-22.

Armel, G.R., D.J. Mayonado, K.K. Hatzios, and H.P. Wilson. 2004. Absorption and
translocation of SC-0051 in corn (Zea mays) and soybean (Glycine max).
Weed Technol. 18:211-214.

Chan, D.M., B. Kamireddy, H.B. Kim, K.M. Patel, P.L. Sharpe, M.S. Casini, M. Xu,
G.R. Armel, and T.M. Stevenson. 2004. Azolecarboxamide herbicides. World
Patent Application, WO04106324.

Chan, D.M., B. Kamireddy, H.B. Kim, K.M. Patel, P.L. Sharpe, M.S. Casini, M. Xu,
G.R. Armel, and T.M. Stevenson. 2004. Azolecarboxamide herbicides. World
Patent Application, WO04035545.

Armel, G.R., H.P. Wilson, R.J. Richardson, and T.E. Hines. 2003. Mesotrione
combinations for postemergence control of horsenettle (Solanum carolinense) in
corn (Zea mays ). Weed Technol. 17:65-72.

Armel, G.R., H.P. Wilson, R.J. Richardson, and T.E. Hines. 2003. Mesotrione
combinations in no-till corn (Zea mays). Weed Technol. 17:111-116.

Armel, G.R., H.P. Wilson, R.J. Richardson, and T.E. Hines. 2003. Mesotrione,
acetochlor, and atrazine for weed management in corn (Zea mays). Weed
Technol. 17:284-290.

Richardson, R.J., H.P. Wilson, G.R. Armel, and T.E. Hines. 2003. Mixtures of CGA-
362622 and bromoxynil for broadleaf weed control in bromoxynil-resistant
cotton. Weed Technol. 17:496-502

Richardson, R.J., W.A. Bailey, G.R. Armel, C.M. Whaley, H.P. Wilson, and T.E.
Hines. 2003. Responses of selected weeds and glyphosate-resistant cotton and
soybean to two glyphosate salts. Weed Technol. 17:560-564.

Armel, G.R., H.P. Wilson, R.J. Richardson and T.E. Hines 2003. Use of mixtures
of mesotrione, imazethapyr,and imazethapyr plus imazapyr in imidazolinone-
resistant corn (Zea mays). Weed Technol. 17:674-679.

Armel, G.R., H.P. Wilson, R.J. Richardson, and T.E. Hines. 2003. Mesotrione alone and
and in mixtures with glyphosate in glyphosate-resistant corn (Zea mays). Weed
Technol. 17:680-685.

Manuscripts in Review

No manuscripts are in review at this time.

Manuscripts in Preparation

Armel, G.R., W.E. Klingeman, H.P. Wilson, T.E. Hines, and P.C. Flanagan. Evaluation
of HPPD-inhibiting herbicides alone and in mixtures for control of the perennial
weed mugwort (Artemissia vulgaris). Expected submission to Weed Technol.:
2009.

Armel, G.R., W.E. Klingeman, and P.C. Flanagan. Ornamental plant and weed response
to postemergence applications of the HPPD-inhibiting herbicides topramezone, tembotrione, and mesotrione. Expected submission to Hort Tech.: 2009.

Armel, G.R. D.A. Kopsell, J.J. Vargas, P.L. Rardon, M. Ruggiero, and S.A. Gower.
2009. Variations in visual response, carotenoid and chlorophyll content of wild-
type and herbicide resistant biotypes of redroot pigweed (Amaranthus retroflexus)
and common purslane (Portulaca oleracea) treated with several carotenoid
biosynthesis inhibitors alone and in mixtures with diuron or atrazine. Expected
submission to Weed Sci.: 2009.

Peer Reviewed Extension Publications

Breeden, G. and G. Armel. 2008. Why will my weed problem not go away? 8 common
reasons why herbicides fail. Univ. of Tennessee Ext. Pub. W192.

Breeden, G. and G. Armel. 2008. Choosing the right herbicide. Univ. of Tennessee Ext.
Pub. SP707.

Armel, G., G.N. Rhodes, W. Klingeman, L. Steckel, and G. Breeden. 2008. Common
Commercial Pre-Packaged Herbicide Mixtures. Univ. of Tennessee Ext. Pub.
PB1775.

Abstracts and Associated Presentations at Professional Meetings

Koepke-Hill, R.M., G.R. Armel, G.N. Rhodes, and R.J. Richardson. 2009. Innovative
concepts for the creation of an interactive invasive weed pocket guide. Weed Sci.
Soc. of Am. Abstr. 49:227.

Armel, G.R., D.A. Kopsell, J.J. Vargas, B.R. Smith, P.L. Rardon, M. Ruggiero, and S.A.
Gower. 2009. Differential visual and physiological response of several wild-type
and herbicide resistant weed populations treated with different inhibitors of
photosystem II and carotenoid biosynthesis. Weed Sci. Soc. of Am. Abstr.
49:291.

Turner, R.G., J.S. Claus, E. Hidalgo, M.J. Holliday, and G.R. Armel. 2009. Technical
introduction of the new DuPont vegetation management herbicide
aminocyclopyrachlor. Weed Sci. Soc. of Am. Abstr. 49:405.

Armel, G.R., W.E. Klingemen, P.C. Flanagan, G.K. Breeden, and M. Halcomb. 2009.
Comparsions of the experimental herbicide DPX-KJM44 with aminopyralid for
control of key invasive weeds in Tennessee. Weed Sci. Soc. of Am. Abstr.
49:410.

Koepke-Hill, R.M. G.R. Armel, G.N. Rhodes, and R.J. Richardson. 2009. Strategies for
developing a pocket guide for management of invasive weeds. Proc. Northeast.
Weed Sci. Soc. 63:17.

Armel, G.R., W.E. Klingeman, and P.C. Flanagan. 2009. Evaluation of various mixtures
of HPPD and PSII inhibitors for weed control in several ornamental plants. Proc.
Northeast. Weed Sci. Soc. 63:68.

Armel, G.R., C.A. Mallory-Smith, R.R. Bellinder, L.H. Hageman, N.D. McKinley, D.D.
Ganske, P.L. Rardon, and J.D. Smith. 2009. Evaluation of the experimental
herbicide DPX-KJM44 for weed control and safety to pumpkins and other
specialty crops. Proc. Northeast. Weed Sci. Soc. 63:92.

Claus, J., R. Turner, G. Armel, and M. Holliday. 2008. DuPont aminocyclopyrachlor
(Proposed Common Name) (DPX-MAT28/KJM44) herbicide for use in turf,
IWC, bare-ground and brush markets. Proc. Internat. Weed Sci. Soc of Am.
5:654.

Finkelstein, B.L., G.R. Armel, S.A. Bolgunas, D.A. Clark, J.S. Claus, R.J. Crosswicks,
C.M. Hirata, G.J. Hollingshaus, M.K. Koeppe, P.L. Rardon, V.A. Wittenbach,
and M.D. Woodward. 2008. Discovery of aminocyclopyrachlor (proposed
common name) (DPX-MAT28): A new broad-spectrum auxinic herbicides. Proc.
Am. Chem. Soc. 75:19.

Selby, T.P, G.R. Armel, K.A. Hughes, Y. Chen, M. Xu, T.M. Stevenson, B. Kamireddy,
and P.A. Mauvais. 2008. Substituted 4-chloro-2-pentenamides: A unique class of
protox inhibiting herbicides. Proc. Am. Chem. Soc. 75:20.

Wagerle, T., M. Xu, T.M. Stevenson, T.P. Selby, G.R. Armel, and P.L. Rardon. 2008.
Synthesis and herbicidal activity of N-isobutyl-N- substituted naphthalene
carboxylic acid amides. Proc. Am. Chem. Soc. 75:84.

Xu, M., T.M. Stevenson, M. Hendrixson, B. Kamireddy, X. Zhao, G.R. Armel, and D.A.
Baxter. 2008. Herbicidal 1,2,3-triazole carboxamides. Proc. Am. Chem. Soc.
75:85.

Martin, M.J., G.R. Armel, H.A. Flanigan, and S.K. Rick. 2007. Fall applications of
chlorimuron-ethyl based offerings in comparison to key competitive standards in
soybean. Proc. Northcentral Weed Sci. Soc. 62:20.

Martin, M.J., G.R. Armel, H.A. Flanigan, and S.K. Rick. 2007. Preemergence evaluations of
two new chlorimuron-ethyl, thifensulfuron-methyl plus flumioxazin blends in
comparison to key commercial standards in soybean. Proc. Northcentral Weed Sci.
Soc. 62:181.

Rick, S.K., M.J. Martin, G.R. Armel, and H.A. Flanigan. 2007. Burndown and residual
control with two new chlorimuron-ethyl, thifensulfuron-methyl plus flumioxazin
blends in soybean. Proc. Northcentral Weed Sci. Soc. 62:23.

Rick, S.K., L.H. Hageman, and G.R. Armel. 2007. Efficacy of rimsulfuron and isoxaflutole
mixtures for weed control in field corn. Proc. Northcentral Weed Sci. Soc. 62:151.

Armel, G.R., T.P. Selby, P.L. Rardon, B. Kamireddy, S.K. Rick, and L.H. Hageman.
2007. Field and greenhouse evaluations of an experimental class of 4-
chloropentamide herbicides targeting protoporphyrinogen IX oxidase. Weed Sci.
Soc. Am. Abstr. 47:161.

Flanigan, H.A., M.J. Martin, and G.R. Armel. 2007. Evaluation of preplant application
intervals for chlorimuron-ethyl plus tribenuron premix in soybeans. Proc.
Southern Weed Sci. Soc. 60:65.

Rick, S.K., H.A. Flanigan, and G.R. Armel. 2007. Performance of a nicosulfuron plus
thifensulfuron premix in field corn. Proc. Southern Weed Sci. Soc. 60:26.

Casini, M., L.F. Houck III, G. Armel, and P. Rardon. 2007. Weed propagation techniques
for use in discovering new herbicides for turf. Proc. Northeast. Weed Sci. Soc.
61:20.

Rardon, P., G. Armel, D. Vincent, L. Houck III, and M. McComrick. 2007. 2006 NEWSS
summer weed contest results. Proc. Northeast. Weed Sci. Soc. 61:16.

Flanigan, H.A., M.J. Martin, and G.R. Armel. 2006. Evaluation of preplant application
intervals for chlorimuron-ethyl plus tribenuron premix in soybeans. Proc.
Northcentral Weed Sci. Soc. 61:45.

Marik, G.L. and G.R. Armel. 2006. Economic benefits of pre-plant herbicide applications
in corn and soybean. Proc. Northcentral Weed Sci. Soc. 61:28.

Martin, M.J. M.F. Holm, and G.R. Armel. 2006. Impact of chlorpyrifos application
timing on herbicide response in STS vs. non-STS soybeans. Proc. Northcentral
Weed Sci. Soc. 61:20

Rick, S.K., H.A. Flanigan, and G.R. Armel. 2006. Performance of a nicosulfuron plus
thifensulfuron premix in field corn. Proc. Northcentral. Weed Sci. Soc. 61:26.

Armel, G.R., P.L. Rardon, M.S. Casini, and L.F. Houck. 2006. Methods for identifying
new herbicide candidates for turf. Northeast. Weed Sci. Soc. (presentation but
no associated abstract).

Armel, G.R., M.C. McComrick, P.L. Rardon, D.A. Baxter, L. Doricchi, N.M. Ferry, L.F.
Houck, T.P. Blaesser, B. Kamireddy, R. Kucharczyk, V. Wittenbach, and S. Lee. 2005. Differential response of atrazine mixtures with bleaching herbicides that target different sites in carotenoid biosynthesis. Weed Sci. Soc. Am. Abstr. 45:239.

Baxter, D.A., G.R. Armel, T.M. Stevenson, L. Doricchi, P.A. Mauvais, E.G. Esrey, K.M.
Patel, V.A. Wittenbach, and P.L. Rardon. 2005. Differential symptomology associated with an experimental dual mode of action herbicide. Proc. Northeast. Weed Sci. Soc. 59:68.

Doricchi, L., G.R. Armel, D.A. Baxter, S.E. Leva, T.L. Sloman, and C.D. Cotterman.
2005. Aquatic weed propagation techniques for use in herbicide discovery research. Proc. Northeast. Weed Sci. Soc. 59:69.

Armel, G.R., T.P. Selby, M. Ruggiero, C.D. Cotterman, D.C. Leep, P.L. Rardon. 2004.
Biological activity of 2-Heteroaryl-5-methyl-4-phenoxypyrimidine herbicides. Weed Sci. Soc. Am. Abstr. 44:256.

Armel, G.R., P.L. Rardon, M.C. McComrick, L.F. Houck, T.P. Blaesser, D.A. Baxter,
P.M. Kouba. 2004. Differential susceptibility of various morningglory species to
several commercial herbicides. Proc. Northeast. Weed Sci. Soc. 58:25.

Whaley, C.M., G.R. Armel, H.P. Wilson, and T.E. Hines. 2004. Mesotrione
combinations with metolachlor and atrazine for preemergence weed control in
corn. Proc. Northeast. Weed Sci. Soc. 58:15.

Stevenson, T.M., K.M. Patel, V. Wittenbach, W. Hanna, and G. Armel. 2004. o-
Sulfamidobenzoylcyclohexanedione herbicides with a dual site of action. Proc.
Am. Chem. Soc. 67:93.

Whaley, C.M., G.R. Armel, H.P. Wilson, and T.E. Hines. 2003. Postemergence weed
management in corn with mesotrione. Proc. Northeast. Weed Sci. Soc. 57:2

Armel, G.R., G. J. Hall, H.P. Wilson, and N. Cullen. 2002. Efficacy, uptake,
translocation, and metabolism of mesotrione in Canada thistle. Weed. Sci. Soc.
Amer. Abstr. 42:50-51.

Armel, G.R., H.P. Wilson, and T.E. Hines. 2002. Evaluation of mesotrione in no-till corn
programs. Proc. Southern Weed Sci. Soc. 56:26.

Armel, G.R., R.J. Richardson, H.P. Wilson, and T.E. Hines. 2002. ALS-inhibiting
herbicides in potato. Proc. Northeast. Weed Sci. Soc. 56:141.

Armel, G.R., B.W. Trader, H.P. Wilson, and T.E. Hines. 2002. ZA-1296 combinations in
herbicide-resistant corn. Proc. Northeast. Weed Sci. Soc. 56:1.

Armel, G.R., H.P. Wilson, T.E. Hines, M.A Isaacs, B.K. Hearn, B.A. Majek, and J.
Hammerstedt. 2002. Weed management in sweet corn with ZA-1296. Proc.
Northeast. Weed Sci. Soc. 56:79.

Richardson, R.J., G.R. Armel, H.P Wilson, and T.E. Hines. 2002. Pepper response to
several ALS-inhibiting herbicides. Proc. Northeast. Weed Sci. Soc. 56:137 .

Armel, G.R., H.P. Wilson, R.J. Richardson, and T.E. Hines. 2001. ZA-1296
combinations for control of grasses in corn. Weed Sci. Soc. Amer. Abstr. 41:84.

Richardson, R.J., G.R. Armel, H.P. Wilson, and T.E. Hines. 2001. Weed Response to
CGA-362622 alone and in combinations with bromoxynil, glyphosate, and
pyrithiobac. Weed Sci. Soc. Amer. Abstr. 41:58.

Armel, G.R., R.J. Richardson, H.P. Wilson, and T.E. Hines. 2001. Weed management
systems in glyphosate-tolerant soybeans. Proc. Northeast. Weed Sci. Soc. 55:16.

Richardson, R.J., G.R. Armel, H.P. Wilson, and T.E. Hines. 2001. Imazethapyr plus
imazypr in imidazolinone-resistant corn. Proc. Northeast. Weed Sci. Soc. 55:4.

Armel, G.R., H.P. Wilson, and T.E. Hines. 2000. Control of two perennial weeds
with ZA-1296. Proc. Northcentral Weed Sci. Soc. 55:88.

Armel, G.R., H.P. Wilson, and T.E. Hines. 2000. Annual weed and grass control
in corn with ZA-1296. Proc. Northeast. Weed Sci. Soc. 54:29.

Armel, G.R., H.P. Wilson, and T.E. Hines. 2000. Response of two perennial weeds to
ZA-1296. Weed Sci. Soc. Amer. Abstr. 40:266.

Armel, G.R., H.P. Wilson, T.E. Hines, D.H. Poston, and R.J. Richardson. 1999. Weed
management programs in soybeans with cloransulam. Proc. Northeast. Weed Sci.
Soc. 53:25.

Poston, D.H., H.P. Wilson, T.E. Hines, G.R. Armel, and R.J. Richardson. 1999. Efficacy
of glyphosate tank-mix programs in Roundup Ready soybeans. Proc. Northeast.
Weed Sci. Soc. 53:24.

Richardson, R.J., H.P. Wilson, T.E. Hines, D.H. Poston, and G.R. Armel. 1999. Efficacy
of preemergence weed management programs in soybean with diclosulam. Proc.
Northeast. Weed Sci. Soc. 53:26.

Armel, G.R., R.J. Richardson, and R.J. Stipes. 1996. Biological control of the evasive
tree species Ailanthus alitissima with fungal weaponry. Virginia Journal of
Science. Vol 47.

Labels and Fact Sheets

Prepared a supporting letter for Dual 24(c) labeling which would allow preemergence applications in spinach in the state of Tennessee.

Primary author on the Enive® (section 3 label EPA Reg No. 352-756), Enlite® (section 3 label EPA Reg No. 352-757), Require™ Q (mp) (section 3 label EPA Reg No. 352-761), and Resolve™ Q (mp) (section 3 label EPA Reg No. 352-759) herbicide labels.

Co-authored section 3 label updates, 2ee labels, and/or multiple fact sheets for the herbicides Resolve®, Resolve™ SG, Stout®, Accent®, Breakfree®, Breakfree® ATZ, Breakfree® ATZ Lite, Steadfast®, Steadfast® ATZ, Karmex®, Direx®, Linex®, STS® Broadleaf, Classic®, Express®, Harmony® GT, Synchrony®, Canopy® EX, and Canopy®.

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