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Wiley Carroll Johnson (Carroll)
Research Agronomist


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
A review of weed management challenges in organic peanut production - (Peer Reviewed Journal)
Johnson, W.C. 2019. A review of weed management challenges in organic peanut production. Peanut Science. 46(1):56-66. https://doi.org/10.3146/PS18-12.1.
Integrating cultivation using a tine weeder with herbicides in conventional peanut production - (Peer Reviewed Journal)
Johnson, W.C., Luo, X. 2019. Integrating cultivation using a tine weeder with herbicides in conventional peanut production. Weed Technology. 33(2):374-379. https://doi.org/10.1017/wet.2018.114.
Cultivation and reduced-rate herbicides for cost-effective weed control in sugarbeet grown for biofuel - (Peer Reviewed Journal)
Johnson, W.C., Webster, T.M., Grey, T.L., Luo, X. 2018. Cultivation and reduced-rate herbicides for cost-effective weed control in sugarbeet grown for biofuel. Weed Technology. 32(6):726-732. https://doi.org/10.1017/wet.2018.61.
Interactive effects of cultivation, insect control, and fungal disease control in organic peanut production - (Peer Reviewed Journal)
Johnson, W.C., Culbreath, A.K., Luo, X. 2018. Interactive effects of cultivation, insect control, and fungal disease control in organic peanut production. Peanut Science. 45:38-44.
Cultivation and reduced-rate herbicides for cost-effective weed control in sugarbeet grown for biofuel - (Abstract Only)
Johnson, W.C., Webster, T.M., Grey, T.L. 2018. Cultivation and reduced-rate herbicides for cost-effective weed control in sugarbeet grown for biofuel. Weed Science Society of America Meeting Abstracts. 58:256.
Managing cool-season weeds in sugarbeet grown for biofuel in the Southeastern U.S. - (Peer Reviewed Journal)
Johnson, W.C., Webster, T.M., Grey, T.L., Luo, X. 2018. Managing cool-season weeds in sugarbeet grown for biofuel in the Southeastern U.S.. Weed Technology. 32(4):385-391. https://doi.org/10.1017/wet.2018.5.
Weed control using ammonium nonanoate and cultivation in organic Vidalia sweet onion production - (Peer Reviewed Journal)
Johnson, W.C., Luo, X. 2018. Weed control using ammonium nonanoate and cultivation in organic Vidalia sweet onion production. Weed Technology. 32:90-94.
Analysis of various quality attributes of sunflower and soybean plants by near infra-red reflectance spectroscopy: Development and validation of calibration models - (Peer Reviewed Journal)
Saha, U., Endale, D.M., Tillman, P.G., Johnson, W.C., Gaskin, J., Sonon, L., Schomberg, H.H., Yang, Y. 2017. Analysis of various quality attributes of sunflower and soybean plants by near infra-red reflectance spectroscopy: Development and validation of calibration models. American Journal of Analytical Chemistry. 8:462-492. Https://doi.org/10.4236/ajac.2017.87035.
Interactions among cultivation, weeds, and a bio-fungicide in organic Vidalia sweet onion - (Peer Reviewed Journal)
Johnson, W.C., Dutta, B., Sanders, F., Luo, X. 2017. Interactions among cultivation, weeds, and a bio-fungicide in organic Vidalia sweet onion. Weed Technology. 31:890-896.
Effects of peanut stand uniformity and herbicide regime on weed management and yield - (Peer Reviewed Journal)
Johnson, W.C., Davis, J.W. 2016. Effects of peanut stand uniformity and herbicide regime on weed management and yield. Peanut Science. 43:141-147.
Analysis of various quality attributes of sunflower and soybean plants by near infra-red reflectance spectroscopy: Development and validation calibration models - (Abstract Only)
Saha, U., Endale, D.M., Tillman, P.G., Johnson, W.C., Gaskin, J., Sonon, L. 2016. [ABSTRACT] Analysis of various quality attributes of sunflower and soybean plants by near infra-red reflectance spectroscopy: Development and validation calibration models. Presented at American Society of Agronomy, Crop Science Society of America and Soil Science Society of America's annual meeting in Phoenix, AZ, 11/6-9/2016.
Parasitism of Megacopta cribraria (Hemiptera: Plataspidae)by Paratelenomus saccharalis (Hymenoptera: Platygastridae) in organic soybean plots in Georgia, USA - (Peer Reviewed Journal)
Tillman, P.G., Gaskin, J., Endale, D.M., Johnson, W.C., Schomberg, H.H. 2016. Parasitism of Megacopta cribraria (Hemiptera: Plataspidae)by Paratelenomus saccharalis (Hymenoptera: Platygastridae) in organic soybean plots in Georgia, USA. Florida Entomologist. 99(2):300-302.
Yield potential of spring-harvested sugar beet depends on autumn planting time - (Peer Reviewed Journal)
Webster, T.M., Grey, T.L., Scully, B.T., Johnson, W.C., Davis, R.F., Brenneman, T.B. 2016. Yield potential of spring-harvested sugar beet depends on autumn planting time. Industrial Crops and Products. 83:55-60.
An undergraduate student project to improve mechanical control of perenial nutsedges with a peanut digger in organic crop production Reprint Icon - (Peer Reviewed Journal)
Johnson, W.C., Way, T.R., Beale, D.G. 2015. An undergraduate student project to improve mechanical control of perenial nutsedges with a peanut digger in organic crop production. Weed Technology. 29:861-867.
Trap cropping systems and a physical barrier for suppression of stink bugs (Heteroptera: Pentatomidae) in Cotton - (Peer Reviewed Journal)
Tillman, P.G., Khrimian, A., Cottrell, T.E., Mizell, R.F., Johnson, W.C. 2015. Trap cropping systems and a physical barrier for suppression of stink bugs (Heteroptera: Pentatomidae) in Cotton. Journal of Economic Entomology. doi:10.1093/jee/tov217.
Equipment modifications for perennial nutsedge control in fallow organic transition - (Abstract Only)
Johnson, W.C. 2015. Equipment modifications for perennial nutsedge control in fallow organic transition. Proceedings of Southern Weed Science Society. 68:213.
Pelargonic acid for weed control in organic Vidalia sweet onion production - (Peer Reviewed Journal)
Johnson, W.C., Davis, J.W. 2014. Pelargonic acid for weed control in organic Vidalia sweet onion production. HortTechnology. 24(6):696-701.
Perpendicular cultivation for improved weed control in organic peanut production - (Peer Reviewed Journal)
Johnson, W.C., Davis, J.W. 2015. Perpendicular cultivation for improved weed control in organic peanut production. Weed Technology. 29:128-134.
Effect of sprayer output volume and adjuvants on efficacy of clove oil for weed control in organic Vidalia sweet onion - (Peer Reviewed Journal)
Johnson, W.C., Davis, J.W. 2014. Effect of sprayer output volume and adjuvants on efficacy of clove oil for weed control in organic Vidalia sweet onion. HortTechnology. 24:(4)428-432.
Energy beets: an undiscovered crop for the Southeastern US - (Abstract Only)
Webster, T.M., Grey, T.L., Scully, B.T., Brenneman, T.B., Davis, R.F., Dutta, B., Johnson, W.C., Knoll, J.E. 2014. Energy beets: an undiscovered crop for the Southeastern US [abstract]. Weed Science Society of America Meeting Abstracts. 46:246.
Rolled cotton mulch as an alternative mulching material for transplanted cucurbit crops - (Peer Reviewed Journal)
Johnson, W.C., Ray, J.N., Davis, J.W. 2013. Rolled cotton mulch as an alternative mulching material for transplanted cucurbit crops. Weed Technology. 28:272-280.
Peanut - ()
Holbrook Jr, C.C., Brenneman, T.B., Stalker, H.T., Johnson, W.C., Ozias-Akins, P., Chu, Y., Vellidis, G., Mcclusky, D. 2014. Peanut. In: S. Smith, B. Diers, J. Specht, and B. Carver (eds).Yield Gains in Major U.S. Crop Fields. CSSA, Madison, WI. Pp. 101-122.
Yield Advances in Peanut - (Abstract Only)
Holbrook Jr, C.C., Brenneman, T.B., Stalker, H.T., Johnson, W.C., Ozias-Akins, P., Chu, Y., Vellidis, G., Mcclusky, D. 2013. Yield Advances in Peanut. Agronomy Abstracts.
Yield advances in peanut - weed control effects - (Abstract Only)
Johnson, W.C. 2013. Yield advances in peanut - weed control effects [abstract]. American Peanut Research and Education Society Abstracts. 45:14.
Waste cotton as a biodegradable mulching material for transplanted watermelon and cantaloupe production - (Abstract Only)
Johnson, W.C. 2013. Waste cotton as a biodegradable mulching material for transplanted watermelon and cantaloupe production [abstract]. Weed Science Society of America Meeting Abstracts. 53:43.
Combinations of corn glutel meal, clove oil, and sweep cultivation are ineffective for weed control in organic peanut production - (Peer Reviewed Journal)
Johnson, W.C., Boudreau, M.A., Davis, J.W. 2012. Combinations of corn glutel meal, clove oil, and sweep cultivation are ineffective for weed control in organic peanut production. Weed Technology. 27:417-421.
Herbicides derived from natural products and their role in the integrated management of weeds in organic Vidalia sweet onion - (Proceedings)
Johnson, W.C. 2012. Herbicides derived from natural products and their role in the integrated management of weeds in organic Vidalia sweet onion. American Society of Horticulture Science Meeting. HortScience. 47(supplement):S152.
Cultural practices to improve in-row weed control with cultivation in organic peanut production - (Peer Reviewed Journal)
Johnson, III, W.C., Boudreau, M.A., Davis, J.W. 2012. Cultural practices to improve in-row weed control with cultivation in organic peanut production. Weed Technology. 26:718-723.
Techniques for Cynodon dactylon (L.) Pers. control suitable for use in fallow organic transition in the southeastern U.S. coastal plain - (Peer Reviewed Journal)
Johnson, III, W.C., Davis, J.W. 2012. Techniques for Cynodon dactylon (L.) Pers. control suitable for use in fallow organic transition in the southeastern U.S. coastal plain. Crop Protection Journal. 39:63-65.
Implements and cultivation frequency to improve in-row weed control in organic peanut production - (Peer Reviewed Journal)
Johnson, W.C., Boudreau, M.A., Davis, J.W. 2012. Implements and cultivation frequency to improve in-row weed control in organic peanut production. Weed Technology. 26:334-340.
Integrated systems of weed management in organic transplated vidalia sweet onion production - (Peer Reviewed Journal)
Johnson, W.C., Langston Jr, D.B., MacLean, D.D., Sanders, F.H., Torrance, R.L., Davis, J.W. 2012. Integrated systems of weed management in organic transplanted vidalia sweet onion production. HortTechnology. 22:64-69.
Tine cultivation effects on weed control, productivity, and economics of peanut under organic management - (Peer Reviewed Journal)
Wann, D.Q., Tubbs, R.S., Johnson, III, W.C., Smith, A.R., Smith, N.B., Culbreath, A.K., Davis, J.W. 2012. Tine cultivation effects on weed control, productivity, and economics of peanut under organic management. Peanut Science. 38:101-110.
Phytotoxicity of Delayed Applications of Dinitroaniline Herbicides in Strip-Tillage Peanut Production - (Peer Reviewed Journal)
Johnson, W.C., Prostko, E., Davis, J. 2011. Phytotoxicity of Delayed Applications of Dinitroaniline Herbicides in Strip-Tillage Peanut Production. Peanut Science. 38:57-60.
Systems to manage perennial weeds in organic transitions - (Abstract Only)
Johnson, W.C. 2011. Systems to manage perennial weeds in organic transitions[abstract]. Weed Science Society of America Meeting Abstracts. 51:254.
Utilizing Cover Crop Mulches to Reduce TIllage in Organic Systems in the Southeast - (Abstract Only)
Reberg-Horton, C., Grossman, J., Johnson, W.C., Kornecki, T.S., Meijer, A., Price, A.J., Place, G., Webster, T.M. 2010. Utilizing Cover Crop Mulches to Reduce TIllage in Organic Systems in the Southeast [abstract]. ASA-CSSA-SSSA Annual Meeting. CDROM.
Integrated Systems of Weed Management in Organic 'Vidalia' Onion - (Proceedings)
Johnson, W.C. 2010. Integrated systems of weed management in organic 'Vidalia' onion. American Society of Horticulture Science Meeting. Hortscience. 45(supplement):S136-5137.
The Art and the Science of Cultivation for Weed Control in Organic Peanut - (Abstract Only)
Johnson, W.C. 2011. The Art and the Science of Cultivation for Weed Control in Organic Peanut. American Peanut Research and Education Society Abstracts. 42:33.
Sweat, Brain-Power, Horsepower, and Time - The Keys to Controlling Weeds - (Abstract Only)
Weed Control Strategies for Organic Peanut Production and Transition: A Lesson in Basic Agronomy - (Abstract Only)
Johnson, W.C. 2010. Weed Control Strategies for Organic Peanut Production and Transition: A Lesson in Basic Agronomy. Weed Science Society of America Meeting Abstracts. 50:269.
Integrated systems of weed management in organic "Vidalia" onion - (Proceedings)
Johnson, W.C., Langston, D., Torrance, R. 2010. Integrated systems of weed management in organic "Vidalia" onion. Proceedings of Southern Weed Science Society Annual Meeting, January 25-28, 2010, Little Rock, AR. 63:165.
Interactive Effects of Soil ph, Halosulfuron Rate, and Application Method on Carryover to Turnip Green and Cabbage. - (Peer Reviewed Journal)
Johnson, W.C., Grey, T.L., Kissel, D. 2010. Interactive effects of soil ph, halosulfuron rate, and application method on carryover to turnip green and cabbage. Weed Technology. 24:160-164.
Comparing the risks and benefits of early applications of chlorimuron for weed control in peanut - (Peer Reviewed Journal)
Johnson, W.C., Prostko, E.P., Davis, J.M. 2010. Comparing the risks and benefits of early applications of chlorimuron for weed control in peanut. Peanut Science. 37:58-62.
Annual grass control in strip-tillage peanut production with delayed applications of pendimethalin - (Peer Reviewed Journal)
Johnson, W.C., Prostko, E.P., Mullinix, Jr. B.G. 2010. Annual grass control in strip-tillage peanut production with delayed applications of pendimethalin. Weed Technology. 24:1-5.
Weed Management Using Reduced Rate Combinations of Diclosulam, Flumioxazin, and Imazapic in Peanut - (Peer Reviewed Journal)
Ducar, J.T., Clewis, S.J., Wilcut J.W., Jordan, D.L., Brecke, B.J., Grichar, W.J., Johnson III, W.C., Wehtje, G.R. 2009. Weed Management Using Reduced Rate Combinations of Diclosulam, Flumioxazin, and Imazapic in Peanut. Weed Technology. 23:236-242.
Early-season applications of chlorimuron for weed control in peanut: Are the benefits worth the risk? - (Abstract Only)
Johnson, W.C. 2009. Early-season applications of chlorimuron for weed control in peanut: Are the benefits worth the risk? Weed Science Society of America. Meeting Abstract 49:505
Current substances for organic weed control in vegetables or what do we have in our organic weed control tool box? - (Proceedings)
Webber III, C.L., Shrefler, J.W., Brandenberger, L.P., Johnson, W.C., Davis, A.R., Taylor, M.J., Boydston, R.A. 2009. Current substances for organic weed control in vegetables or what do we have in our organic weed control tool box? In: Horticultural Industries Show, January 16-17, 2009, Ft. Smith, Arkansas. p. 218-223.
The influence of cultivar and chlorimuron application timing on spotted wilt disease and peanut yield. - (Peer Reviewed Journal)
Prostko, E.P, Kemerait, R.C., Jost, P.H., Johnson, W.C., Brown, S.N., Webster, T.M. 2009. The influence of cultivar and chlorimuron application timing on spotted wilt disease and peanut yield. Peanut Science. 36:92-95.
Cultivation strategies for weed control in organic peanut production - (Abstract Only)
Johnson, W.C.; Smith, N.B; Keiser, D.A.; Boudreau, M.A. 2009. Cultivation strategies for weed control in organic peanut production. American Peanut Research and Education Society. 40:65
Peanut response to naturally-derived herbicides used in organic crop production - (Peer Reviewed Journal)
Johnson, III, W.C., Mullinix, Jr., B.G., Boudreau, M.A. 2008. Peanut response to naturally-derived herbicides used in organic crop production. Peanut Science. 35:73-75.
Cultural control of yellow nutsedge (Cyperus esculentus) in transplanted cantaloupe by varying application and timing and type of thin-film mulches - (Proceedings)
Johnson, W.C. 2008. Cultural control of yellow nutedge (Cyperus esculentus) in transplanted cantaloupe by varying application and timing and type of thin-film mulches. Proceedings of the Southern Weed Science Society Meeting, January 28-30, 2008, Jacksonville, Florida. 61:135.
Preliminary Report: On-farm validation of an integrated weed management system in certified organic peanut production in Georgia - (Proceedings)
Boudreau, M.A., Walker, R., Johnson, W.C., Hicks, R., Smith, N. Cantonwine, E. 2008. Preliminary Report: On-farm validation of an integrated weed management system in certified organic peanut production in Georgia. Proceedings of the 2008 Southeast Regional Fruit and Vegetable Growers Association Conference, January 10-13, 2008, Savannah, Georgia. p. 50-51.
Cultural control of yellow nutsedge by varying application timing and type of thin-film mulches - (Proceedings)
Johnson, W.C. 2008. Cultural control of yellow nutsedge by varying application timing and type of thin-film mulches [abstract]. Proceedings of the 2008 Southeast Regional Fruit and Vegetable Growers Association Conference, January 10-13, 2008, Savannah, Georgia. p. 73.
Insect pests and yield potential of vegetable soybean (Endamame) produced in Georgia - (Peer Reviewed Journal)
Mcpherson, R.M., Johnson, W.C., Fonsah, E.G., Roberts, P.M. 2008. Insect pests and yield potential of vegetable soybean (Endamame) produced in Georgia. Journal of Entomological Science. 43(2):225-240.
Cultural control of yellow nutsedge (Cyperus esculentus) in transplanted cantaloupe (Cucumis melo) by varying application timing and type of thin-film mulches - (Peer Reviewed Journal)
Johnson, W.C., Mullinix, Jr., B.G. 2008. Cultural control of yellow nutsedge (Cyperus esculentus) in transplanted cantaloupe (Cucumis melo) by varying application timing and type of thin-film mulches. Crop Protection. 27:735-739.
Weed control and phytotoxicity of delayed applications dinitroaniline herbicides in strip-tillage peanut production - (Abstract Only)
Johnson, W.C., Prostko, E.P. 2007. Weed control and phytotoxicity of delayed applications dinitroaniline herbicides in strip-tillage peanut production [abstract]. American Peanut Research and Education Society Abstracts. 39:80.
Potential Weed Management Systems for Organic Peanut Production - (Peer Reviewed Journal)
Johnson, W.C., Mullinix, Jr., B.G. 2008. Potential weed management systems for organic peanut production. Peanut Science. 35:67-72.
Summer Solarization and Fallow Tillage to Control Yellow Nutsedge and Nematodes - ()
An integrated system of summer solarization and fallow tillage for Cyperus esculentus and nematode management in the southeastern coastal plain - (Peer Reviewed Journal)
Johnson, W.C., Davis, R.F., Mullinix, Jr., B.G. 2007. An integrated system of summer solarization and fallow tillage for Cyperus esculentus and nematode management in the southeastern coastal plain. Crop Protection. 26:1660-1666.
Soil solarization and fallow tillage as alternative methods to control nutsedge - (Proceedings)
Johnson, W.C. 2007. Soil solarization and fallow tillage as alternative methods to control nutsedge. Proceedings of the 2007 Southeast Regional Fruit and Vegetable Conference, January 5-7, 2007, Savannah, GA. p. 65-66.
Yellow nutsedge control with metham-sodium in transplanted cantaloupe - (Proceedings)
Johnson, W.C. 2006. Yellow nutsedge control with metham-sodium in transplanted cantaloupe. Proc. 2006 Methyl Bromide Alternatives Conferencer, November 6-9, 2006, Orlando, FL. pp. 115-1 - 115-7.
YELLOW NUTSEDGE (CYPERUS ESCULENTUS) CONTROL WITH METHAM-SODIUM IN TRANSPLANTED CANTALOUPE (CUCUMIS MELO) - (Peer Reviewed Journal)
Johnson, W.C., Mullinix, Jr., B. 2007. Yellow nutsedge (Cyperus esculentus) control with metham-sodium in transplanted cantaloupe (Cucumis melo). Crop Protection. 26:867-871.
PROGRESS REPORT: WEED MANAGEMENT IN ORGANIC PEANUT PRODUCTION - (Abstract Only)
Johnson, W.C. 2006. Progress report: Weed management in organic peanut production [abstract]. In: Proceedings of the American Peanut Research and Education Society Annual Meeting, July 11-14, 2006, Savannah, GA. 38:90.
TEXAS PANICUM (PANICUM TEXANUM) INTERFERENCE IN PEANUT (ARACHIS HYPOGAEA) AND IMPLICATIONS FOR TREATMENT DECISIONS - (Peer Reviewed Journal)
Johnson, W.C., Mullinix, Jr., B. 2005. Texas panicum (Panicum texanum) interference in peanut (Arachis hypogaea) and implications for treatment decisions. Peanut Science. 32:68-72.
GEORGANIC - A PEANUT CULTIVAR FOR ORGANIC FARMING - (Abstract Only)
Holbrook Jr, C.C., Culbreath, A.K., Cantonwine, E.G., Johnson, W.C., Ni, X. 2005. Georganic - a peanut cultivar for organic farming [abstract]. Agronomy Abstracts CDROM.
PHYTOTOXICITY OF DELAYED APPLICATIONS OF FLUMIOXAZIN ON PEANUT (ARACHIS HYPOGAEA) - (Peer Reviewed Journal)
Johnson,III, W.C., Prostko, E.P., Mullinix, Jr., B.G. 2006. Phytotoxicity of delayed applications of flumioxazin of peanut (Arachis hypogaea). Weed Technology. 20:157-163.
STARTING FROM SCRATCH: GROWING PEANUT WITHOUT HERBICIDES - (Abstract Only)
Johnson, W. C. 2005. Starting from scratch: Growing peanut without herbicides [abstract]. Proceedings of the Weed Science Society. 58:92.
YELLOW NUTSEDGE CONTROL WITH METHAM-SODIUM IN TRANSPLANTED CANTALOUPE - (Proceedings)
Johnson, III, W.C. 2005. Yellow nutsedge control with metham-sodium in transplanted cantaloupe. In: Proceedings of the Southeast Regional Vegetable Conference, Georgia Fruit and Vegetable Growers Association Winter Conference, January 6-9, 2005, Savannah, Georgia. p. 104-108.
FOLIAR AND SOIL DEPOSITION OF PESTICIDE SPRAYS IN PEANUTS, AND WASHOFF/RUNOFF UNDER SIMULATED WORST-CASE RAINFALL CONDITIONS - (Peer Reviewed Journal)
Wauchope, R.D., Johnson, W.C., Sumner, H.R. 2004. Foliar and soil deposition of pesticide sprays in peanuts, and washoff/runoff under simulated worst-case rainfall conditions. Journal of Agricultural and Food Chemistry 52(23):7056-7063(2004).
BREEDING PEANUT FOR ORGANIC FARMING - OPPORTUNITIES AND OBSTACLES - (Abstract Only)
Cantonwine, E., C. C. Holbrook, A. K. Culbreath, W. C. Johnson, and D. Olson. 2004. Breeding peanut for organic farming - opportunities and obstacles. Agron. Abstr. #5530 Cd Rom.
IMPROVING THE MANAGEMENT OF DICOT WEEDS IN PEANUT WITH NARROW ROW SPACINGS AND RESIDUAL HERBICIDES - (Peer Reviewed Journal)
Johnson, III, W.C., Prostko, E.P., Mullinix, Jr., B.G. 2005. Improving the management of dicot weeds in peanut with narrow row spacings and residual herbicides. Agronomy Journal. 97:85-88.
EFFECT OF HERBICIDE APPLICATION METHOD ON WEED MANAGEMENT AND CROP INJURY IN TRANSPLANTED CANTALOUPE (CUCUMIS MELO) PRODUCTION - (Peer Reviewed Journal)
Johnson, III, W.C., Mullinix, Jr., B.G. 2005. Effect of herbicide application method on weed management and crop injury in transplanted cantaloupe Cucumis melo) production. Weed Technology. 19:108-112.
YELLOW NUTSEDGE (CYPERUS ESCULENTUS) INTERFERENCE IN PEANUT (ARACHIS HYPOGAEA). - (Peer Reviewed Journal)
Johnson, III, W.C., Mullinix, Jr., B.G. 2003. Yellow nutsedge (Cyperus esculentus) interference in peanut (Arachis hypogaea). Peanut Science. 30:15-19.
RESIDUAL WEED CONTROL WITH IMAZAPIC, DICLOSULAM, AND FLUMIOXAZIN, IN SOUTHEASTERN PEANUT. - (Peer Reviewed Journal)
Grey, T.L., Bridges, D.C., Prostko, E.P., Johnson, W.C., Eastin, E.F., Vencill, W.K., Brecke, B.J., MacDonald, G.E., Tredaway, J.A., Everest, J.W. 2003. Residual weed control with Imazapic, Diclosulam, and Flumioxazin in southeastern peanut. Peanut Science. 30:23-28.
YELLOW NUTSEDGE CONTROL WITH METHAM-SODIUM IN TRANSPLANTED CANTALOUPE - (Proceedings)
Johnson, W.C. 2003. Yellow nutsedge control with metham-sodium in transplanted cantaloupe. Proceedings of the Southeast Regional Vegetable Conference, Georgia Fruit and Vegetable Growers Association Winter Conference, January 9-10, 2003, Savannah, Georgia. p. 31-34.
WEED CONTROL WITH ORGANIC PRODUCTION - (Abstract Only)
Johnson, III, W.C. 2004. Weed control with organic production [abstract]. In: Proceedings of the Southeast Regional Fruit and Vegetable Conference, Georgia Fruit and Vegetable Growers Association, January 9-11, 2004, Savannah, Georgia. p. 13-14.
WEED SCIENCE RESEARCH OPPORTUNITIES WITH USDA-ARS - (Abstract Only)
Johnson, III, W.C. 2004. Weed science research opportunities with USDA-ARS [abstract]. Proceedings of the Southern Weed Science Society. 57:381.
THE NON-CHEMICAL WEED CONTROL RESEARCH PROGRAM IN GEORGIA: THE GOOD, THE BAD, THE UGLY - (Abstract Only)
Johnson, III, W.C. 2004. The non-chemical weed control research program in Georgia: The Good, The Bad, The Ugly [abstract]. Proceedings of the Southern Weed Science Society. 57:376.
Interaction of flumioxazin with dimethenamid or metolachlor in peanut (Arachis hypogaea L.) - (Peer Reviewed Journal)
Grichar, W.J., Besler, B.A., Dotray, P.A., Johnson, W.C., Prostko, E.P. 2004. Interaction of flumioxazin with dimethenamid or metolachlor in peanut (Arachis hypogaea L.). Peanut Science. 31:12-16.
PRELIMINARY RESULTS OF NON-CHEMICAL WEED CONTROL RESEARCH IN PEANUT PRODUCTION USING CULTURAL CONTROLS AND PROPANE FLAMING - (Abstract Only)
Johnson, W.C., Culbreath, A.K. 2003. Preliminary results of non-chemical weed control research in peanut production using cultural controls and propane flaming [abstract]. American Peanut Research and Education Society Abstracts. 35:39.
Winter and early-spring survey of thrips vectors and host plants of tomato spotted wilt tospovirus in and near a flue-cured tobacco farmscape - (Peer Reviewed Journal)
Mcpherson, R.M., Beshear, R.J., Johnson, W.C., Martinez-Ochoa, N., Wells, M.L. 2003. Winter and early-spring survey of thrips vectors and host plants of tomato spotted wilt tospovirus in and near a flue-cured tobacco farmscape. Journal of Entomological Science. 38(4):660-668.
YELLOW NUTSEDGE CONTROL WITH METHAM-SODIUM IN TRANSPLANTED CANTALOUPE - (Abstract Only)
Johnson, III, W.C. 2003. Yellow nutsedge control with metham-sodium in transplanted cantaloupe [abstract]. Proceedings of Southern Weed Science Society. 56:109.
WEED CONTROL IN THE LIFE AFTER METHYL BROMIDE - ()
Johnson, W.C., Webster, T.M. 2002. Weed control in the life after methyl bromide. Southeast Farm Press. 29(27) p.15 and 29(28) p.10-14.
Influence of preplant applications of 2,4-D, dicamba, tribenuron, and tribenuron plus thifensulfuron on peanut - (Peer Reviewed Journal)
Prostko, E.P., Grey, T.L., Johnson, W.C., Jordan, D.L., Grichar, W.J., Besler, B.A., Brewer, K.D., Eastin, E.F. 2003. Influence of preplant applications of 2,4-D, dicamba, tribenuron, and tribenuron plus thifensulfuron on peanut. Peanut Science. 30:18-22.
INFLUENCE OF HERBICIDE TOLERANT SOYBEAN PRODUCTION SYSTEMS ON INSECT PEST POPULATIONS AND PEST-INDUCED CROP DAMAGE - (Peer Reviewed Journal)
McPherson, R.M., Johnson, III, W.C., Mullnix, Jr., B.G., Mills, III, W.A., Peebles, F.S. 2003. Influence of herbicide tolerant soybean production systems on insect pest populations and pest-induced crop damage. Journal of Economic Entomology. 96(3):690-698.
PHYTOTOXICITY OF DELAYED APPLICATIONS OF FLUMIOXAZIN ON PEANUT - (Abstract Only)
Johnson, W.C., Prostko, E.P. 2003. Phytotoxicity of delayed applications of flumioxazin on peanut [abstract]. Weed Science Society of America Abstracts. 43:80.
CONTROLLING TEXAS PANICUM IN STRIP-TILLAGE PEANUT PRODUCTION - ()
Johnson, W.C., Prostko, E.P. 2002. Controlling Texas panicum in strip-tillage peanut production. University of Georgia Peanut Research and Extension Report. p. 126-131.
TEXAS PANICUM (PANICUM TEXANUM) CONTROL IN STRIP-TILLAGE PEANUT (ARACHIS HYPOGAEA) PRODUCTION - (Peer Reviewed Journal)
Johnson, W.C., Prostko, E.P., Mullinix, Jr., B.G. 2002. Texas panicum (Panicum texanum) control in strip-tillage peanut (Arachis hypogaea) production. Peanut Science. 29:141-145.
THE INFLUENCE OF CLASSIC ON TOMATO SPOTTED WILT VIRUS OF PEANUT - (Abstract Only)
Prostko, E.P., Kemerait, R.C., Johnson, W.C., Brecke, B.J., Brown, S.N. 2002. The influence of Classic on tomato spotted wilt virus of peanut [abstract]. American Peanut Research and Education Society Abstracts. 34:99.
ANNOYING TRENDS IN STRIP-TILLAGE WEED CONTROL IN PEANUT - WHAT ARE OUR OPTIONS? - (Proceedings)
Johnson, W.C., Prostko, E.P., Grey, T.L. 2002. Annoying trends in strip-tillage weed control in peanut - what are our options? In: van Santen, E. (ed.). Making Conservation Tillage Conventional: Building a Future on 25 Years of Research. Proceedings of the 25th Annual Southern Conservation Tillage Conference for Sustainable Agriculture, Auburn University, AL. 25:165-170.
RESPONSE OF SQUASH AND CUCUMBER CULTIVARS TO HALOSULFURON. - (Peer Reviewed Journal)
Webster, T.M. Culpepper, A.S., Johnson, W.C. 2003. Response of squash and cucumber cultivars to halosulfuron. Weed Technology. 17:173-176.
PHYTOTOXICITY OF DELAYED APPLICATIONS OF FLUMIOXAZIN ON PEANUT - (Abstract Only)
Johnson, W.C., Prostko, E.P. 2002. Phytotoxicity of delayed applications of flumioxazin on peanut [abstract]. American Peanut Research and Education Society Abstracts. 34:99-100.
HERBICIDE PLACEMENT ON CANTALOUPE AND WATERMELON TRANSPLANTED ON POLYETHYLENE COVERED BEDS - WEED CONTROL EFFICACY AND INJURY CONSIDERATIONS. - (Abstract Only)
Johnson, W.C. 2002. Herbicide placement of cantaloupe and watermelon transplanted on polyethylene covered beds - weed control efficacy and injury [abstract]. Proceedings of Southern Weed Science Society. 55:208.
WEED MANAGEMENT IN WATERMELON (CITRULLUS LANATUS) AND CANTALOUPE (CUCUMIS MELO) TRANSPLANTED ON POLYETHYLENE COVERED SEEDBEDS. - (Peer Reviewed Journal)
Johnson, W.C., Mullinix, Jr., B.G. 2002. Weed management in watermelon (Citrullus lanatus) and cantaloupe (Cucumis melo) transplanted on polyethylene covered seedbeds. Weed Technology. 16:860-866.
SOUTHEASTERN COASTAL PLAIN TILLAGE AND PEST MANAGEMENT IN A PEANUT-COTTON ROTATION. - ()
Johnson, W.C., Brenneman, T.B., Baker, S.H., Johnson, A.W., Sumner, D.D., Mullinix, Jr., B.G. 2001. Southeastern coastal plain tillage and pest management in a peanut-cotton rotation. Available: http://www.cropdecisions.com/cca/ccaadv200107.pdf.
TOLERANCE OF PEANUT TO GLYPHOSATE SPOT APPLICATIONS. - (Abstract Only)
Baughman, T.A., Dotray, P.A., Grichar, W.J., Johnson, W.C., Keeling, J.W., Lemon, R.G., Porter, B.L., Karnei, J.A., Besler, B.A., Brewer, K.D. 2001. Tolerance of peanut to glyphosate spot applications [abstract]. American Peanut Research and Education Society. 33:62.
PESTICIDE RUNOFF AND WASHOFF FROM SIMULATED RAINFALL IN CONVENTIONAL- TILLAGE PEANUT PRODUCTION. - (Abstract Only)
Johnson, W.C., Wauchope, R.D., Sumner, H.R. 2001. Pesticide runoff and washoff from simulated rainfall in conventional-peanut production [abstract]. American Peanut Research and Education Society Abstracts. 33:64.
A MODIFIED POWER-TILLER FOR METHAM APPLICATION ON CUCURBIT CROPS TRANSPLANTED TO POLYETHYLENE COVERED SEEDBEDS. - (Peer Reviewed Journal)
Johnson, W.C., Webster, T.M. 2001. A modified power-tiller for metham application on cucurbit crops to polyethylene covered seedbeds. Weed Technology. 15(2):387-395.
TILLAGE AND PEST MANAGEMENT CONSIDERATIONS IN A PEANUT-COTTON ROTATION IN THE SOUTHEASTERN COASTAL PLAIN. - (Peer Reviewed Journal)
Johnson, W.C., Brenneman, T.B., Baker, S.H., Johnson, A.W., Sumner, D.R., Mullinix, Jr., B.G. 2001. Tillage and pest management considerations in a peanut-cotton rotation in the southeastern coastal plain. Agronomy Journal. 93(3):570-576.
TEXAS PANICUM CONTROL IN STRIP-TILLAGE PEANUT PRODUCTION. - (Abstract Only)
Johnson, W.C. 2001. Texas panicum control in strip-tillage peanut production [abstract]. Proceedings of Southern Weed Science Society. 54:199-200.
USING NARROW ROW PATTERNS AND PREMIUM HERBICIDES FOR COST EFFECTIVE WEED CONTROL IN PEANUT. - (Abstract Only)
Johnson, W.C. 2001. Using narrow row patterns and premium herbicides for cost effective weed control in peanut [abstract]. Weed Science Society of America Abstracts. 41:7.
WINTER FALLOW MANAGEMENT OF VOLUNTEER PEANUT (ARACHIS HYPOGAEA L.) AND CUTLEAF EVENINGPRIMROSE (OENOTHERA LACINIATA HILL). - (Peer Reviewed Journal)
Johnson, III, W.C., Baldwin, J.A., and Mullinix, Jr., B.G. 2000. Winter fallow management of volunteer peanut (Arachis hypogaea L.) and cutleaf eveningprimrose (Oenothera laciniata Hill). Peanut Science. 27:67-70.
ANNUAL GRASS CONTROL WITH PREPLANT INCORPORATED AND PREEMERGENCE APPLICATIONS OF ETHALFLURALIN AND PENDIMETHALIN IN PEANUT (ARACHIS HYPOGAEA). - (Peer Reviewed Journal)
Prostko, E.P., Johnson, W.C., Mullinix, Jr., B.G. 2001. Annual grass control with preplant incorporated and preemergence applications of ethalfluralin and pendimethalin in peanut (Arachis hypogaea). Weed Technology. 15:36-41.
EVALUATION OF TILLAGE IMPLEMENTS FOR STALE SEEDBED TILLAGE IN PEANUT (ARACHIS HYPOGAEA). - (Peer Reviewed Journal)
Johnson, W.C., Mullinix, B.G. 2000. Evaluation of tillage implements for stale seedbed tillage in peanut (Arachis hypogaea). Weed Technology. 14:519-523.
INTERFERENCE AND ECONOMIC THRESHOLD OF YELLOW NUTSEDGE WITH PEANUT. - (Abstract Only)
Johnson, W.C. 2000. Interference and economic threshold of yellow nutsedge with peanut. Weed Science Society of America Abstracts. 40:39.
VEGETABLE WEED MANAGEMENT USING ALTERNATIVES TO METHYL BROMIDE. - (Abstract Only)
Webster, T.M., Johnson, W.C., Dowler, C.C., Csinos, A.S., Johnson, A.W., Sumner, D.R. 2001. Vegetable weed management using alternatives to methyl bromide [abstract]. Proceedings of Southern Weed Science Society. 53:61.
TILLAGE AND PEST MANAGEMENT CONSIDERATIONS IN A PEANUT-COTTON ROTATION. - (Abstract Only)
Johnson, W.C., Johnson, A.W. 2000. Tillage and pest management considerations in a peanut-cotton rotation [abstract]. Proceedings of Southern Weed Science Society. 53:34.
METHYL BROMIDE ALTERNATIVES IN TOBACCO, TOMATO, AND PEPPER TRANSPLANT PRODUCTION. - (Peer Reviewed Journal)
Csinos, A.S., Sumner, D.R., Johnson, W.C., Johnson, A.W., McPherson, R.M., Dowler, C.C. 2000. Methyl bromide alternatives in tobacco, tomato, and pepper transplant production. Crop Protection. 19:39-49.
EFFECTS OF TILLAGE SYSTEMS ON PEANUT DISEASES, YIELD, AND FUNGICIDE PERFORMANCE IN A PEANUT-COTTON ROTATION. - (Abstract Only)
Brenneman, T.B., Baker, S.H., Johnson, W.C., Johnson, A.W., Sumner, D.R. 1999. Effects of tillage systems on peanut diseases, yield, and fungicide performance in a peanut-cotton rotation [abstract]. Proceedings of the 22nd Annual Southern Conservation Tillage Conference for Sustainable Agriculture. p. 10.
INTERFERENCE AND ECONOMIC THRESHOLD OF YELLOW NUTSEDGE WITH PEANUT. - (Abstract Only)
Johnson, W.C. 1999. Interference and economic threshold of yellow nutsedge with peanut. American Peanut Research and Education Society Abstracts. 31:29.
PEANUT SEEDLING RESPONSE TO DINITROANILINE HERBICIDES APPLIED PREPLANT INCORPORATED AND PREEMERGENCE. - (Peer Reviewed Journal)
MANAGING NEMATODES, FUNGAL DISEASES AND THRIPS ON PEANUT WITH PESTICIDES AND CROP ROTATIONS OF BAHIAGRASS, CORN, AND COTTON. - (Peer Reviewed Journal)
FLORIDA BEGGARWEED (DESMODIUM TORTUOSUM) AND SICKLEPOD (SENNA OBTUSIFOLIA) CONTROL IN PEANUT USING HERBICIDES APPLIED THROUGH A WICK-BAR. - (Peer Reviewed Journal)
ALTERNATIVES FOR METHYL BROMIDE FUMIGATION OF TOBACCO SEED BEDS, PEPPER AND TOMATO SEEDLINGS. - (Abstract Only)
Csinos, A.S., Sumner, D.R., McPherson, R.M., Dowler, C.C., Johnson, W.C., Johnson, A.W. 1999. Alternatives for methyl bromide fumigation of tobacco seed beds, pepper and tomato seedlings [abstract]. Georgia Fruit and Vegetable Growers Association Conference. p. 46-69.
WEED MANAGEMENT CONSIDERATIONS IN CUCURBIT CROPS TRANSPLANTED ON PLASTIC COVERED BEDS. - (Abstract Only)
Johnson, W.C. 1999. Weed management considerations in cucurbit crops transplanted on plastic covered beds [abstract]. Proceedings of Southern Weed Science Society. 52:83-84.
ALTERNATIVES FOR METHYL BROMIDE FUMIGATION OF TOBACCO SEED BEDS, PEPPER AND TOMATO SEEDLINGS. - (Abstract Only)
PEANUT RESPONSE TO ETHALFLURALIN: RATES AND METHODS OF APPLICATION. - (Peer Reviewed Journal)
ALTERNATIVE FUMIGANTS FOR METHYL BROMIDE FUMIGATION IN TOBACCO AND PEPPER TRANSPLANT PRODUCTION. - (Peer Reviewed Journal)
RESPONSE OF PEANUT TO LOW RATES OF MSMA. - (Peer Reviewed Journal)
POPULATION DYNAMICS OF YELLOW NUTSEDGE (CYPERUS ESCULENTUS) IN PEANUT, COTTON, AND CORN CROPPING SYSTEMS IN THE SOUTHEASTERN COASTAL PLAIN. - (Peer Reviewed Journal)
ROLE OF WARM SEASON WEEDS AS HOSTS OF TOMATO SPOTTED WILT VIRUS AND THRIPS VECTORS IN VIRUS EPIDEMIOLOGY IN THE SOUTHEASTERN COASTAL PLAIN. - (Peer Reviewed Journal)