Webber III, C.L., Shrefler, J.W., Taylor, M.J., Roberts, W., Davis, A.R. 2008. So you're interested in organic certification [abstract]. Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, and the Gulf Coast Association of Geological Societies Joint Meeting. Houston, TX. October 5-9, 2008. 706:6.
Webber III, C.L., Shrefler, J.W., Taylor, M.J., Davis, A.R., Roberts, B.W., Russo, V.M., Edelson, J.V., Perkins Veazie, P.M., Bruton, B.D., Fish, W.W. 2008. A living demonstration of certified organic farming by Oklahoma State University and USDA, Agricultural Research Service [abstract]. Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, and the Gulf Coast Association of Geological Societies Joint Meeting. Houston, TX. October 5-9, 2008. 622:6.
Webber III, C.L., Shrefler, J.W., Taylor, M.J., Brandenberger, L.P., Boydston, R.A. 2008. Up and coming organic herbicides [abstract]. Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, and the Gulf Coast Association of Geological Societies Joint Meeting. Houston, TX. October 5-9, 2008. 630:3.
Webber III, C.L., Taylor, M.J., Shrefler, J.W. 2008. Precision placement of corn gluten meal for weed control in organic vegetable production. International Conference on Precision Agriculture, July 20-23, 2008, Denver, Colorado. Paper 187. CD-ROM
Webber III, C.L., Taylor, M.J., Brandenberger, L.P., Shrefler, J.W., Wells, L.K., Shannon, D.K. 2008. Impact of precision application of ammonium nonanoate on weed control efficacy. International Conference on Precision Agriculture, July 20-23, 2008, Denver, Colorado. Paper 441. CD-ROM.
Shrefler, J., Webber III, C.L., Roberts, W., Brandenberger, L., Taylor, M. 2008. Potential components for weed management in organic vegetable production systems [abstract]. Hortscience. 43(4):1107.
Shrefler, J., Roberts, W., Taylor, M., Webber III, C.L., Perkins Veazie, P.M. 2008. A fresh-market onion production system for Oklahoma using short and intermediate cultivars [abstract]. HortScience. 43(4):1227.
Davis, A.R., Webber III, C.L., Perkins Veazie, P.M., Russo, V.M., Lopez Galarza, S., Sakata, Y. 2008. A review of production systems on watermelon quality. In: Pitrat, M., editor. Cucurbitaceae 2008, Proceedings of the IXth EUCARPIA, May 21-24, 2008, Avignon, France. p. 515-520.
Webber III, C.L., Shrefler, J.W. 2008. Broadcast applications of Acetic Acid: Weed control in spring-transplanted onions. In: Proceedings of the 27th Horticultural Industries Show. January 4-5, 2008, Tulsa, Oklahoma. p. 215-219.
Webber III, C.L., Shrefler, J.W. 2008. Broadcast applications of acetic acid: Crop injury and onion yields. In: Proceedings of the 27th Horticultural Industries Show. January 4-5, 2008, Tulsa, Oklahoma. p. 220-225.
Brandenberger, L.P., Webber III, C.L., Shrefler, J.W., Wells, L.K. 2008. Racer efficacy study, Fall 2007. In: Brandenberger, L., Wells, L., editors. 2007 Vegetable Trials Report, Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-164. p. 43-45.
Webber III, C.L., Shrefler, J.W., Brandenberger, L.P., Wells, L.K. 2008. Racer efficacy study ¿ Lane, Fall 2007. In: Brandenberger, L., Wells, L., editors. 2007 Vegetable Weed Control Report. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162. p. 11-14.
Webber III, C.L., Brandenberger, L.P., Shrefler, J.W., Wells, L.K., Shannon, K. 2008. Racer as a potential organic herbicide: Application volumes and herbicide rates. In: Brandenberger, L., Wells, L., editors. 2007 Vegetable Trials Report. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162. p. 15-17.
Brandenberger, L.P., Webber III, C.L., Shrefler, J.W., Wells, L.K. 2008. Racer efficacy study - Bixby, Fall 2007. 145. Racer Efficacy Study - Bixby, Fall 2007. In: Brandenberger, L., Wells, L., editors. 2007 Vegetable Weed Control Studies, Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162. p. 7-10.
Webber III, C.L., Taylor, M.J., Shrefler, J.W. 2008. Precision placement of corn gluten meal for weed control in organic vegetable production [abstract]. International Conference on Precision Agriculture. Paper No. 187. p. 165.
Webber III, C.L., Taylor, M.J., Brandenberger, L.P., Shrefler, J.W., Wells, L.K., Shannon, D.K. 2008. Impact of precision applications of ammonium nonanoate on weed control efficacy [abstract]. International Conference on Precision Agriculture. Paper No. 441. p. 46.
Shrefler, J., Davis, A.R., Taylor, M., Roberts, W., Russo, V.M., Edelson, J., Webber III, C.L., Bruton, B.D., Perkins Veazie, P.M., Fish, W.W. 2008. A team effort at organics: A 4 year project report from Lane, Oklahoma. Proceedings of the 27th Annual Horticultural Industries Show. January 4-5, 2008, Tulsa, Oklahoma. p. 170-173.
Webber III, C.L., Shrefler, J.W. 2008. Corn gluten meal as an alternative organic preemergence herbicide for onions (Allium cepa L.)[abstract]. Weed Science Society of America. Paper No. 34.
Webber III, C.L., Shrefler, J.W. 2007. Impact of broadcast applications of acetic acid on onion injury and weed control [abstract]. American Society of Agronomy Meetings. http://download.clib.psu.ac.th/datawebclib/e_resource/e_database/agronomy/2007/techprogram/AM07/P35508.HTM
Russo, V.M., Webber III, C.L. 2007. Organic agricultural production in the United States: An old wheel being reinvented. The Americas Journal of Plant Science and Biotechnology. 1(1):29-35.
Webber III, C.L., Shrefler, J.W. 2007. Organic weed control with vinegar: Application volumes and adjuvants. Proceedings of Horticultural Industry Show. 26:149-151.
Webber III, C.L., Sandtner, S.J., Webber, C.L. 2007. Hydrogen Peroxide as a soil amendment for Greenhouse Nasturtium Production (Tropaeolum majus L.). Proceedings of Horticultural Industry Show. 26:140-144.
Webber III, C.L., Shrefler, J.W. 2006. Corn gluten meal and spring-transplanted onions (Allium cepa L.): Crop safety, weed control, and yields [abstract]. National Allium Research Conference. p. 41.
Webber III, C.L., Shrefler, J.W. 2006. Corn gluten meal and spring-transplanted onions (Allium cepa L.): Crop safety, weed control, and yields. In: 2006 National Allium Research Conference. December 6-9, 2006, College Station, Texas. p. 87-97.
Webber III, C.L., Sherefler, J.W., Taylor, M.J. 2006. Corn gluten meal as a preemergence herbicide for spring-transplanted onions (Allium cepa L.) [abstract]. National Allium Research Conference. p. 42.
Shrefler, J.W., Webber III, C.L., Goodson, T.L., Roberts, B.W., Uspon, S.D. 2006. Hoop house production of onion transplants [abstract]. National Allium Research Conference. p. 44-45.
Webber III, C.L., Shrefler, J.W. 2007. Corn gluten meal application methods for organic weed control and squash production. Proceedings of Horticultural Industry Show. 25:112-114.
Shrefler, J.W., Brandenberger, L., Webber III, C.L., Taylor, M., Wells, L., Havener, R., Faulkenberry, O.L. 2007. Evaluation of corn gluten meal for organic weed control in Cowpea [abstract]. Horticulture Industries Show. 26:139.
Webber III, C.L., Shrefler, J.W. 2007. Factors affecting weed control with pelargonic acid. In: Brandenberger, L., Wells, L., editors. 2005 Vegetable Trials Report. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture & Landscape Architecture, Stillwater, Oklahoma. MP-164. p. 59.
Brandenberger, L.P., Shrefler, J., Webber III, C.L., Taylor, M., Wells, L.K., Havener, R., Faulkenberry, O.L. 2007. Organic weed control in Cowpea: Summer 2006. In: Brandenberger, L., Wells, L., editors. 2007 Vegetable Weed Control Studies. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture & Landscape Architecture, Stillwater, Oklahoma. MP-164. p. 59-60.
Webber III, C.L., Shrefler, J.W., Russo, V.M. 2007. Non-pungent jalapeno peppers: Weed control and yields [abstract]. Weed Science Society of America. Paper No. 44.
Davis, A.R., Webber III, C.L., Perkins Veazie, P.M., Collins, J.K. 2006. Impact of cultivar and production practices on yield and phytonutrient content of organically grown watermelon. Journal of Vegetable Science. 12(4):83-91.
Davis, A.R., Collins, J.K., Fish, W.W., Webber III, C.L., Perkins Veazie, P.M., Tadmor, Y.K. 2006. A rapid hexane-free method for analyzing total carotenoid content in canary yellow-fleshed watermelon. In: Cucurbitaceae 2006, September 17-21, 2006, Asheville, North Carolina. p. 545-552.
Webber III, C.L., Russo, V.M., Shrefler, J.W. 2006. Impact of preplant incorporated herbicides on non-pungent jalapeno pepper yields. 2005 Vegetable Trial Report, Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-164, p. 61-62.
Webber III, C.L., Shrefler, J.W. 2006. Vinegar: Application volumes and adjuvants for weed control. 2005 Vegetable Weed Control Studies, Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162, p. 28.
Webber III, C.L., Shrefler, J.W. 2006. Corn gluten meal application equipment. 2005 Vegetable Weed Control Studies, Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162, p. 18-20.
Webber III, C.L., Shrefler, J.W. 2006. Corn gluten meal: Weed control and yields for onions. 2005 Vegetable Weed Control Studies, Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162, p. 21-22.
Webber III, C.L., Shrefler, J.W. 2006. Vinegar as a burn-down herbicide: Acetic acid concentrations, application volumes, and adjuvants. 2005 Vegetable Weed Control Studies, Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162, p. 29-30.
Webber III, C.L., Shrefler, J.W. 2006. Corn gluten meal application equipment: Formulations, rates, and banding evaluations. 2005 Vegetable Trial Report, Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-164, p. 54-56.
Webber III, C.L., Russo, V.M., Sherfler, J.W. 2006. Non-pungent jalapeno peppers: Corn gluten meal as an organic herbicide. 2005 Vegetable Weed Control Studies, Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162, p. 23-24.
Webber III, C.L., Shrefler, J.W. 2006. Influence of application volume and adjuvants on weed control with vinegar. 2005 Vegetable Trial Report, Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-164, p. 60.
Webber III, C.L., Shrefler, J.W. 2006. Pelargonic acid: Rate, adjuvants, and application timing. 2005 Vegetable Weed Control Studies, Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162, p. 27.
Webber III, C.L., Russo, V.M., Shrefler, J.W. 2006. Impact of preplant incorporated herbicides on non-pungent jalapeno pepper yields. 2005 Vegetable Weed Control Studies, Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162, p. 10-11.
Webber III, C.L., Shrefler, J.W. 2006. Corn gluten meal applications in squash. 2005 Vegetable Weed Control Studies, Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162, p. 25-26.
Webber III, C.L., Russo, V.M., Shrefler, J.W. 2006. Corn gluten meal as a herbicide in non-pungent jalapeno peppers. 2005 Vegetable Trial Report, Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-164, p. 57-58.
Davis, A.R., Webber III, C.L., Perkins Veazie, P.M., Collins, J.K., Russo, V.M. 2006. Impact of variety and production method on yield and quality of organically grown watermelon [abstract]. HortScience. 41(4):1080.
Shrefler, J.W., Roberts, B.W., Webber III, C.L., Edelson, J.V., Taylor, M. 2006. Summer squash planting systems following a Rye cover crop [abstract]. HortScience. 41(4):998-999.
Webber III, C.L., Shrefler, J.W. 2006. Vinegar as a contact herbicide: Application volume and adjuvants [abstract]. Southern Branch Meeting, American Society of Agronomy Abstracts. Paper No. 11.
Webber III, C.L., Shrefler, J.W. 2006. Pelargonic acid as a contact herbicide: Concentrations, adjuvants, and application timing [abstract]. Southern Branch, American Society of Agronomy. Paper No. 12.
Davis, A.R., Webber III, C.L., Perkins Veazie, P.M., Russo, V.M., Edelson, J.V. 2006. Organic watermelon variety trial using low and high input production methods. Proceedings of the 25th Annual Horticulture Industries Show. p. 97-100.
Webber III, C.L., Shrefler, J.W. 2006. Squash production and organic weed control [abstract]. Southern Region of the American Society for Horticultural Science. 41(3):515.
Webber III, C.L., Davis, A.R., Shrefler, J.W., Perkins Veazie, P.M., Russo, V.M., Edelson, J.V. 2006. Weed control in organic watermelon variety trials. In: Dollins, D., Brendenberger, L., editors. Proceedings of the 25th Annual Horticultural Industry Show, January 6-7, 2005, Tulsa, Oklahoma. p. 124-127.
Webber III, C.L., Davis, A.R., Shrefler, J.W., Perkins Veazie, P.M., Russo, V.M., Edelson, J.V. 2006. Organic weed control in two watermelon variety trials. 2005 Vegetable Weed Control Studies, Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162, p. 31-33.
Webber III, C.L., Shrefler, J.W. 2007. Corn gluten meal applicator for weed control in organic vegetable production. Journal of Vegetable Crop Production. 12(4):19-26.
Shrefler, J.W., Webber III, C.L., Santos, B.M., Taylor, M.J. 2005. Corn gluten meal: Application options for a weed control alternative [abstract]. In: Proceeding 17th Congress Latin American Weed Conference, Nov. 8-11, 2005, Varadero, Cuba. p. 645.
Shrefler, J.W., Webber III, C.L., Santos, B.M., Taylor, M.J. 2005. Corn gluten meal: An alternative for weed control in yellow squash (Cucurbita pepo L.) [abstract]. In: Proceeding 17th Congress Latin American Weed Conference, November 8-11, 2005, Varadero, Cuba. p. 646-647.
Shrefler, J.W., Santos, B.M., Webber III, C.L., Taylor, M.J. 2005. Cucurbit research at the Lane Agriculture - conventional and organic [abstract]. In: Fifty First Interamerican Society of Tropical Horticulture Proceedings, October 11-14, 2005, Santo Domingo, Dominican Republic. p. 25.
Webber III, C.L., Shrefler, J.W. 2005. Corn gluten meal application methods for weed control. Proceedings of the 24th Annual Horticulture Industries Show. p. 163-167.
Webber III, C.L., Harris, M.A., Sherefler, J.W., Durnova, M., Christopher, C.A. 2005. Vinegar as an organic burn-down herbicide. Proceedings of the 24th Annual Horticulture Industries Show. p. 168-172.
Roberts, B.W., Taylor, M.J., Shrefler, J.W., Edelson, J.V., Webber III, C.L., Bruton, B.D., Pair, S.D. 2005. Regulations and procedures of the certified National Organic Program. Proceedings of the 24th Annual Horticulture Industries Show. p. 179-181.
Roberts, W., Taylor, M., Edelson, J., Shrefler, J., Russo, V.M., Bruton, B.D., Pair, S.D., Webber III, C.L. 2005. Investigations in organic vegetable production in Oklahoma. Proceedings of the 24th Annual Horticulture Industries Show. p. 182-184.
Webber III, C.L., Shrefler, J.W., Langston, V.B. 2005. Weed control with pelargonic acid (2004) Lane, Oklahoma. In: Brandenberger, L., Wells, L. editors. 2004 Vegetable Trial Report. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture, Stillwater, Oklahoma. MP-162. p. 32-33.
Webber III, C.L., Shrefler, J.W. 2005. Squash survival and yields with corn gluten meal. In: Brandenberger, L., Wells, L. editors. 2004 Vegetable Trial Report. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture, Stillwater, Oklahoma. MP-162. p. 37-38.
Webber III, C.L., Shrefler, J.W. 2005. Corn gluten meal application equipment evaluations. In: Brandenberger, L., Wells, L. editors. 2004 Vegetable Trial Report. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture, Stillwater, Oklahoma. MP-162. p. 29-31.
Webber III, C.L., Harris, M.A., Shrefler, J.W., Durnovo, M., Christopher, C.A. 2005. Organic weed control with vinegar. In: Brandenberger, L., Wells, L. editors. 2004 Vegetable Trial Report. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture, Stillwater, Oklahoma. MP-162. p. 34-36.
Shrefler, J.W., Brandenberger, L.P., Webber III, C.L., Goodson, T.L. 2005. Herbicide study in direct-seeded watermelon, 2004. In: Brandenberger, L., Wells, L. editors. 2004 Vegetable Trial Report. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture, Stillwater, Oklahoma. MP-162. p. 7-9.
Webber III, C.L., Shrefler, J.W. 2004. Weed control alternatives for spring transplanted onions [abstract]. National Allium Research Conference. p. 63.
Shrefler, J.W., Taylor, M.J., Roberts, B.W., Webber III, C.L. 2004. Recent experience with fresh bulb-onion production for Oklahoma [abstract]. National Allium Research Conference. p. 85.
Brandenberger, L., Talbert, R., Wiendenfeld, R., Shrefler, J., Webber III, C.L., Malik, M. 2005. Effects of halosulfuron on weed control in commercial honeydew crops. Weed Technology. 19:346-350.
Bhardwaj, H., Webber III, C.L., Sakamoto, G. 2005. Cultivation of kenaf and sunn hemp in the mid-Atlantic United States. Industrial Crops and Products. 22:151-155.
Webber III, C.L., Shrefler, J. 2004. Dry bean (Phaseolus vulgaris L.) yield components: Weed control and soil moisture interactions [abstract]. 64th Annual Meeting of the American Society for Horticultural Science, Southern Region. 39(3):654-655.
Shrefler, J., Webber III, C.L. 2004. Weed control trials in transplanted onions in oklahoma. 64th Annual Meeting of the American Society for Horticultural Science, Southern Region. 39(3):661.
Webber III, C.L., Shrefler, J.W. 2004. Black bean production: Cover crops, tillage, and weed competition. Proceedings of Oklahoma and Arkansas Horticultural Industry Show. p. 171-175.
Shrefler, J., Webber III, C.L., Brandenberger, L., Wells, L. 2004. Honeydew weed control, Lane, OK, 2003 Honeydew weed control with Sandea, Lane, OK. In: Brandenberger, L., Wells, L., editors. 2003 Vegetable Weed Control Studies. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162. p. 7-8.
Shrefler, J., Webber III, C.L., Brandenberger, L., Wells, L. 2004. Honeydew weed control, Lane, OK, 2003 Honeydew weed control with Sandea, Lane, OK. In: Brandenberger, L., Wells, L., editors. 2003 Vegetable Weed Control Studies. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-164. p. 58-59.
Shrefler, J., Webber III, C.L. 2004. Onion weed control at Lane, Oklahoma: 2003 Transplanted onion weed control trial. In: Brandenberger, L., Wells, L., editors. 2003 Vegetable Weed Control Studies. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162. p. 9-10.
Shrefler, J., Webber III, C.L. 2004. Onion weed control: 2003 Transplanted onion weed control trial. In: Brandenberger, L., Wells, L., editors. 2003 Vegetable Weed Control Studies. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-164. p. 60-62.
Shrefler, J., Webber III, C.L. 2004. Transplanted onion weed control Calvin, Oklahoma 2002. In: Brandenberger, L., Wells, L., editors. 2003 Vegetable Weed Control Studies. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162. p. 11-13.
Shrefler, J., Brandenberger, L., Webber III, C.L. 2004. Sandea use with watermelon Lane, Oklahoma, 2002: Sandea use with watermelon grown on plastic mulch. In: Brandenberger, L., Wells, L., editors. 2003 Vegetable Weed Control Studies. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162. p. 41-42.
Webber III, C.L., Walton, D., Russo, V.M., Roberts, B., Kahn, B. 2004. Summer and winter cover crops for spring planted vegetables. Proceedings of Oklahoma and Arkansas Horticultural Industry Show. 23:181-184.
Webber III, C.L., Shrefler, J.W. 2004. Alternative weed control options for spring transplanted onions [Abstract]. In: Kremer, R.J. editor. Weed Science Society of America. 44th Annual meeting of the Weed Science Society of America. February 9-12, 2004, Kansas City, MO. Abstract No. 26, CDROM.
Shrefler, J., Brandenberger, L., Webber III, C.L. 2003. Direct-seeded watermelon herbicide study, 2002. In: Brandenberger, L. and Wells, L. editors. 2002 Vegetable Weed Control Studies. Oklahoma State University, Division of Agricultural Sciences and Natural Resources, Department of Horticulture and Landscape Architecture. Stillwater, OK. MP-162. p. 42-46.
Webber, C.L. III, Shrefler, J.W. Effect of cover crop, tillage, and weed competition on black bean yields. Proceedings for the Southern Weed Science Society Conference. 2003. Abstract v. 56. p. 257.
Webber III,C.L., Shrefler, J.W., Weed competition and dry bean yield components, Weed Science Society of America Abstracts, 2003, Abstract v. 43. p. 10.