Department of Plant Sciences
Loftsgard Hall 374B
NDSU Dept #7670
PO Box 6050
Fargo, ND 58108-6050
Phone: (701) 231-8136;
Fax: (701) 231-8474
ted.helms@ndsu.edu
Education
- PhD 1986, Agronomy/Plant Breeding, Iowa State University
- MS 1982, Agronomy/Plant Breeding, University of Nebraska, Lincoln
- BS 1975, Agronomy, University of Illinois
Professional Experience
- 2004 to Present: Professor, Soybean Breeding, Genetics, North Dakota State University, Fargo, ND
- 1986 - 2004: Assistant and Associate Professor, Dept. of Plant Sciences, NDSU, Fargo, ND
Professional Affiliation
- Crop Science Society of America
- American Society of Agronomy
Teaching
- Advanced Genetics PLSC 751 – graduate class teaching marker assisted selection and the genetics of linkage
- Introduction to Genetics PLSC 315 – undergraduate introduction to genetics
List of Refereed Publications
Helms, T.C., and W.A. Compton. 1984. Ear height and weight as related to stalk lodging in maize. Crop Sci. 24:923-924.
Helms, T.C., A.R. Hallauer, and O.S. Smith. 1989. Genetic drift and selection evaluated from recurrent selection programs in maize. Crop Sci. 29:602-607.
Helms, T.C., A.R. Hallauer, and O.S. Smith. 1989. Genetic variability estimates in improved and nonimproved ‘Iowa Stiff Stalk Synthetic’ maize populations. Crop Sci. 29:959-962.
Helms, T.C., C.R. Hurburgh, Jr., R.L. Lussenden, and D.A. Whited. 1990. Economic analysis of increased protein and decreased yield due to delayed planting of soybean. J. Prod. Ag. 3:367-371.
Helms, T.C., and M.A. Halvorson. 1991. Effects of four herbicides on four early maturing soybean (Glycine max) cultivars. Weed Tech. 5:490-492.
Helms, T.C. and D.L. Watt. 1991. Protein and oil discount/premium price structure and soybean cultivar selection criteria. J. Prod. Ag. 4:120-124.
Nelson, B.D., T.C. Helms, and I. Kural. 1991. Effect of temperature and pathogen isolate on laboratory screening of soybean for resistance to Sclerotinia sclerotiorum.
Can. J. Plant Sci. 71:347-352.
Nelson, B.D., T.C. Helms, and M.A. Olson. 1991. Comparison of laboratory and field evaluations of resistance in soybean to Sclerotinia sclerotiorum. Plant Disease 75:662-665.
Helms, T.C. 1993. Selection for yield and stability among oat lines. Crop Sci. 33:423-426.
Helms, T.C. 1994. Greenhouse and field evaluation of pod dehiscense in soybean. Can. J. Plant Sci. 74:669-701.
Helms, T.C., J.H. Orf, and R.A. Scott. 1994. Predicted and actual yield advance in a bi-parental and backcross-derived soybean population. Can. J. Plant Sci. 74: 15-18.
Orf, J.H., and T.C. Helms. 1994. Selection to maximize gross value per hectare within three soybean populations. Crop Sci. 34:1163-1167.
Halvorson, M.A., T.C. Helms, and J.W. Enz. 1995. Evaluation of simulated fall freeze, planting date, and cultivar maturity in soybean. J. Prod. Agric. 8:589-594.
Helms, T.C., J.H. Orf, and R.A. Scott. 1995. Actual yield advance from selection for visual score and yield. Can. J. Plant Sci. 75:187-189.
Helms, T.C., J.H. Orf, and R.A. Scott. 1995. Nearest-neighbor-adjusted means as a selection criterion within two soybean populations. Can. J. Plant Sci. 75:857-863.
Helms, T.C., E. Deckard, R.J. Goos, and J.W. Enz. 1996. Soybean seedling emergence influenced by days of soil water stress and soil temperature. Agron. J. 88:657-661.
Helms, T.C., E.L. Deckard, R.J. Goos, and J.W. Enz. 1996. Soil moisture, temperature, and drying influence on soybean emergence. Agron. J. 88:662-667.
Nelson, B.D., T. Helms, and I. Kural. 1996. Characterization and pathogenicity of Rhizoctonia from soybean. Plant Dis. 80:74-80.
Helms, T.C., E.L. Deckard, P.A. Gregoire. 1997. Corn, sunflower, and soybean emergence influenced by soil temperature and soil water content. Agron. J. 89:59-63.
Helms, T., J. Orf, G. Vallad, and P. McClean. 1997. Genetic variance, coefficient of parentage, and genetic distance of six soybean populations. Theor. Appl. Genet. 94: 20-26.
Nelson, B.D., J.M. Hanson, C.E. Windels, and T.C. Helms. 1997. Reaction of soybean cultivars to isolates of Fusarium solani from the Red River Valley. Plant Dis. 81:664-668.
Helms, T.C., and J.H. Orf. 1998. Protein, oil, and yield of soybean lines selected for increased protein. Crop Sci. 38:707-711.
Helms, T.C., R.A. Scott, and J.J. Hammond. 1999. Intrablock variance among duplicate treatments for nearest-neighbor analyses. Agron. J. 91:317-320.
Helms, T.C., J.H. Orf, and J.T. Terpstra. 2002. Resource allocation to select for yield in soybean. Crop Sci. 42:1493-1497.
Danielson, G.A., B.D. Nelson, and T.C. Helms. 2004. Effect of sclerotinia stem rot on yield of soybean inoculated at different growth stages. Plant Dis. 88:297-300.
Helms, T.C., and J.J. Hammond. 2006. Genetic gain equation with correlated genotype X environment effects. Crop Sci. 46:1137-1142.
Helms, T.C., and C. Doetkott. 2007. An educational software for mapping quantitative trait loci (QTL). JNRLSE 36: 6-10.
Helms, T.C., and C. Doetkott. 2007. An educational software for simulating the sample size of molecular marker experiments. JNRLSE 36:53-57.
Helms, Theodore C. 2007. Relative precision of linkage mapping in recombinant diploid populations. Can. J. Plant Sci. 87:493-498.
Helms, Theodore C. 2007. Probability of a recombinant inbred diploid plant for two linked genes. Can. J. Plant Sci. 87:489-492.
Helms, T.C., B. Nelson, W. Werk, and E. Deckard. 2007. Soybean tolerance to water-saturated soil and role of resistance to Phytophthora sojae. Crop Sci. 47:2295-2302.
Wang, Ju, P.E. McClean, R. Lee, R.J. Goos, and T. Helms. 2008. Association mapping of iron deficiency chlorosis loci in soybean (Glycine max L. Merr.) advanced breeding lines. Theor. Appl. Genet. 116:777-787.
List of Crop Registration Manuscripts
Helms, T.C., and M.A. Halvorson. 1996. Registration of ‘Council’ Soybean. Crop Sci. 36:206.
Helms, T.C., K.C. Chang, and B.D. Nelson. 1997. Registration of ‘Danatto’ Soybean. Crop Sci. 37:1021.
Helms, T.C., and B.D. Nelson. 1998. Registration of ‘Traill’ Soybean. Crop Sci.
38:549.
Helms, T.C., and B.D. Nelson. 1998. Registration of ‘Jim’ Soybean. Crop Sci. 38:1723-1724.
Helms, T.C., and B.D. Nelson. 1998. Registration of ‘Daksoy’ Soybean. Crop Sci. 38:1724.
Helms, T.C., and K.C. Chang. 1999. Registration of ‘Norpro’ Soybean. Crop Sci. 39:591.
Orf, J.H., T.C. Helms, and R.L. Denny. 1999. Registration of MN 0301’ Soybean. Crop Sci. 39:592-593.
Helms, T.C., B.D. Nelson, and R.J. Goos. 2001. Registration of ‘Barnes’ Soybean. Crop Sci. 41:2005-2006.
Helms, T.C., B.D. Nelson, and R.J. Goos. 2002. Registration of ‘Walsh’ Soybean. Crop Sci. 42:1379-1380.
Helms, T.C., B.D. Nelson, and R.J. Goos. 2002. Registration of ‘Sargent’ Soybean. Crop Sci. 42:1380-1381.
Helms, T.C. 2003. Registration of ‘Nornatto’ Soybean. Crop Sci. 43:1563-1564.
Helms, T.C. 2003. Registration of ‘Nannonatto’ Soybean. Crop Sci. 43:1564-1565.
Helms, T.C. 2005. Registration of ‘LaMoure’ Soybean. Crop Sci. 45:410.
Helms, T.C., B.D. Nelson, and R.J. Goos. 2006. Registration of ‘Pembina’ Soybean. Crop Sci. 46:469-470.
Helms, T.C., B.D. Nelson, R.J. Goos, and K.C. Chang. 2006. Registration of ‘ProSoy’ Soybean. Crop Sci. 46:470-471.
Helms, T.C., B.D. Nelson, and R.J. Goos. 2008. Registration of ‘Sheyenne’ Soybean. Journal of Plant Registrations 2:20.
Helms, T.C., B.D. Nelson, and R.J. Goos. 2009. Registration of ‘Cavalier’ Soybean.
Journal of Plant Registrations 3:19-21.
Helms, T.C., B.D. Nelson, and R.J. Goos. 2009. Registration of ‘Ashtabula’ Soybean. Journal of Plant Registrations (in press).
Non-Registered Roundup Ready Soybean Cultivar Releases
RG200RR – Jan. 2002
RG405RR – Jan. 2004
RG6008RR, RG600RR, RG601NRR, RG603RR, RG604RR, RG607RR – Jan. 2006