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ARS Home » Midwest Area » Ames, Iowa » Corn Insects and Crop Genetics Research » People & Locations » Jode Edwards
Jode W Edwards
Corn Insects and Crop Genetics Research
Research Geneticist (Plants)

Phone: (515) 294-7607
Fax: (515) 294-9359

716 Farmhouse Ln.
IOWA STATE UNIVERSITY
AMES, IA 500111051

(Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)

Projects
Genetic Optimization of Maize for Different Production Environments
In-House Appropriated (D)
  Accession Number: 434359
Analysis of GxE in Diverse Maize Hybrids
Trust Fund Cooperative Agreement (T)
  Accession Number: 437881

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Yield prediction through integration of genetic, environment, and management data through deep learning Reprint Icon - (Peer Reviewed Journal)
Kick, D.R., Wallace, J.G., Schnable, J.C., Kolkmann, J.M., Alaca, B., Beissinger, T.M., Flint Garcia, S.A., Gage, J.L., Hirsch, C.N., Knoll, J.E., De Leon, N., Lima, D.C., Moreta, D., Singh, M.P., Weldekidan, T., Ertl, D., Edwards, J.W., Washburn, J.D. 2023. Yield prediction through integration of genetic, environment, and management data through deep learning. G3, Genes/Genomes/Genetics. 13(4):1-16. https://doi.org/10.1093/g3journal/jkad006.
The maize Ga1-s allele confers protection against ga1 pollen in popcorn and dent corn Reprint Icon - (Peer Reviewed Journal)
Moran Lauter, A., Edwards, J.W., Scott, M.P. 2022. The maize Ga1-s allele confers protection against ga1 pollen in popcorn and dent corn. Scientific Reports. 12. Article 20809. https://doi.org/10.1038/s41598-022-25261-8.
Calibration of a crop growth model in APSIM for 15 publicly available corn hybrids in North America Reprint Icon - (Peer Reviewed Journal)
Winn, C.A., Archontoulis, S.V., Edwards, J.W. 2023. Calibration of a crop growth model in APSIM for 15 publicly available corn hybrids in North America. Crop Science. 63(2): 511-534. https://doi.org/10.1002/csc2.20857.
Usefulness of temperate-adapted maize lines developed by doubled haploid and single-seed descent methods Reprint Icon - (Peer Reviewed Journal)
Goncalves Dos Santos, L., Verzegnazzi, A.L., Edwards, J.W., Frei, U.K., Boerman, N.A., Tenello Zuffo, L., Pires, L.M., De La Fuente, G.N., Lubberstedt, T. 2022. Usefulness of temperate-adapted maize lines developed by doubled haploid and single-seed descent methods. Journal of Theoretical and Applied Genetics. 135:1829-1841. https://doi.org/10.1007/s00122-022-04075-2.
Variation in degree of pollen exclusion for ga1-s unilateral cross incompatibility in temperate maize breeding populations Reprint Icon - (Peer Reviewed Journal)
Boerman, N.A., Moran Lauter, A., Edwards, J.W., Scott, M.P. 2021. Variation in degree of pollen exclusion for ga1-s unilateral cross incompatibility in temperate maize breeding populations. Agrosystems, Geosciences & Environment. 4(4). https://doi.org/10.1002/agg2.20220.
Utility of climatic information via combining ability models to improve genomic prediction for yield within the genomes to fields maize project Reprint Icon - (Peer Reviewed Journal)
Jarquin, D., De Leon, N., Romay, M., Bohn, M., Buckler IV, E.S., Ciampitti, I., Edwards, J.W., Ertl, D., Flint Garcia, S.A., Gore, M.A., Graham, C., Hirsch, C.N., Holland, J.B., Hooker, D., Kaeppler, S.M., Knoll, J.E., Lee, E.S., Lawrence-Dill, C.J., Lynch, J.P., Moose, S.P., Murray, S.C., Nelson, R., Rocheford, T., Schnable, J.C., Schnable, P.S., Smith, M., Springer, N., Thomison, P., Tuinstra, M., Wisser, R.J., Xu, W., Lorenz, A. 2021. Utility of climatic information via combining ability models to improve genomic prediction for yield within the genomes to fields maize project. Frontiers in Genetics. 11:592769. https://doi.org/10.3389/fgene.2020.592769.
The importance of dominance and genotype-by-environment interactions on grain yield variation in a large-scale public cooperative maize experiment Reprint Icon - (Peer Reviewed Journal)
Rogers, A.R., Dunne, J.C., Romay, C., Bohn, M., Buckler IV, E.S., Ciampitti, I.C., Edwards, J.W., Ertl, D., Flint Garcia, S.A., Gore, M.A., Graham, C., Hirsch, C.N., Hood, E., Hooker, D.C., Knoll, J.E., Lee, E.C., Lorenz, A., Lynch, J.P., Mckay, J., Moose, S.P., Murray, S.C., Nelson, R., Rocheford, T., Schnable, J.C., Schnable, P.S., Sekhon, R., Singh, M., Smith, M., Springer, N., Thelen, K., Thomison, P., Thompson, A., Tuinstra, M., Wallace, J., Wisser, R.J., Xu, W., Gilmour, A., Kaeppler, S.M., Deleon, N., Holland, J.B. 2021. The importance of dominance and genotype-by-environment interactions on grain yield variation in a large-scale public cooperative maize experiment. Genes, Genomes, Genetics. https://doi.org/10.1093/g3journal/jkaa050.
The importance of dominance and genotype-by-environment interactions on grain yield variation in a large-scale public cooperative maize experiment Reprint Icon - (Peer Reviewed Journal)
Rogers, A.R., Dunne, J.C., Romay, M.C., Bohn, M., Buckler IV, E.S., Ciampitti, I.C., Edwards, J.W., Ertl, D., Flint Garcia, S.A., Gore, M.A., Graham, C., Hirsch, C.N., Hood, E.C., Hooker, D., Knoll, J.E., Lee, E.C., Lorenz, A., Lynch, J.P., Mckay, J., Moose, S.P., Murray, S.C., Nelson, R., Rocheford, T., Schnable, J.C., Schnable, P.S., Sekhon, R., Singh, M., Smith, M., Springer, N., Thelen, K., Thomison, P., Thompson, A., Tuinstra, M., Wallace, J., Wisser, R., Xu, W., Gilmour, A., Kaeppler, S.M., Deleon, N., Holland, J.B. 2021. The importance of dominance and genotype-by-environment interactions on grain yield variation in a large-scale public cooperative maize experiment. Genes, Genomes, Genetics. 11(2):jkaa050. https://doi.org/10.1093/g3journal/jkaa050.
Dominance effects and functional enrichments improve prediction of agronomic traits in hybrid maize Reprint Icon - (Peer Reviewed Journal)
Ramstein, G.P., Larsson, S.J., Cook, J.P., Edwards, J.W., Ersoz, E.S., Flint Garcia, S.A., Gardner, C.A., Holland, J.B., Lorenz, A.J., Mcmullen, M.D., Millard, M.J., Rocheford, T.R., Tuinstra, M.R., Bradbury, P., Buckler IV, E.S., Romay, M.C. 2020. Dominance effects and functional enrichments improve prediction of agronomic traits in hybrid maize. Genetics. 215:215-230. https://doi.org/10.1534/genetics.120.303025.
Maize genomes to fields (G2F): 2014 –2017 field seasons: genotype, phenotype, climatic, soil and inbred ear image datasets Reprint Icon - (Peer Reviewed Journal)
Mcfarland, B.A., Alkhalifah, N., Bohn, M., Bubert, J., Buckler IV, E.S., Ciampitti, I., Edwards, J.W., Ertl, D., Gage, J.L., Falcon, C.M., Flint Garcia, S.A., Gore, M., Graham, C., Hirsch, C., Holland, J.B., Hood, E., Hooker, D., Jarquin, D., Kaeppler, S., Knoll, J.E., Kruger, G., Lauter, N.C., Lee, E.C., Lima, D.C., Lorenz, A., Lynch, J.P., Mckay, J., Miller, N.D., Moose, S.P., Murray, S.C., Nelson, R., Poudyal, C., Rocheford, T., Rodriguez, O., Romay, M., Schnable, J.C., Schnable, P.S., Scully, B.T., Sekhon, R., Silverstein, K., Singh, M., Smith, M., Spalding, E.P., Springer, N., Thelen, K., Thomison, P., Tuinstra, M., Wallace, J., Walls, R., Wills, D., Wisser, R.J., Xu, W., Yeh, C., De Leon, N. Maize genomes to fields (G2F): 2014 –2017 field seasons: genotype, phenotype, climatic, soil and inbred ear image datasets. BMC Research Notes. 13,71 (2020). https://doi.org/10.1186/s13104-020-4922-8.
Relative utility of agronomic, phenological, and morphological traits for assessing genotype-by-environment interaction in maize inbreds Reprint Icon - (Peer Reviewed Journal)
Falcon, C.M., Kaeppler, S.M., Spalding, E.P., Miller, N.D., Haase, N., Alkhalifah, N., Bohn, M., Buckler IV, E.S., Campbell, D.A., Ciampitti, I., Coffey, L., Edwards, J.W., Ertl, D., Flint Garcia, S.A., Gore, M.A., Graham, C., Hirsch, C.N., Holland, J.B., Jarquin, D., Knoll, J.E., Lauter, N.C., Lawrence-Dill, C.J., Lee, E.C., Lorenz, A., Lynch, J.P., Murray, S.C., Nelson, R., Romay, M., Rocheford, T., Schnable, P., Scully, B.T., Smith, M.C., Springer, N., Tuinstra, M., Walton, R., Weldekidan, T., Wisser, R.J., Xu, W., De Leon, N. Relative utility of agronomic, phenological, and morphological traits for assessing genotype-by-environment interaction in maize inbreds. Crop Science. 2020; 60:62-81. https://doi.org/10.1002/csc2.20035
Selection signatures underlying dramatic male inflorescence transformation during modern hybrid maize breeding Reprint Icon - (Peer Reviewed Journal)
Gage, J.L., White, M.R., Edwards, J.W., Kaeppler, S., de Leon, N. 2018. Selection signatures underlying dramatic male inflorescence transformation during modern hybrid maize breeding. Genetics. 210(3):1125-1138. https://doi.org/10.1534/genetics.118.301487.
Stability analysis of kernel quality traits in exotic-derived doubled haploid maize lines Reprint Icon - (Peer Reviewed Journal)
Vanous, A., Gardner, C.A., Blanco, M., Martin-Schwarze, A., Wang, J., Li, X., Lipka, A.E., Flint Garcia, S.A., Bohn, M., Edwards, J.W., Lübberstedt, T. 2018. Stability analysis of kernel quality traits in exotic-derived doubled haploid maize lines. The Plant Genome. 12(1). https://doi.org/10.3835/plantgenome2017.12.0114.
Maize genomes to fields: 2014 and 2015 field season genotype, phenotype, environment, and inbred ear image datasets Reprint Icon - (Peer Reviewed Journal)
Alkhalifah, N., Campbell, D., Falcon, C., Miller, N., Romay, M., Walls, R., Walton, R., Yeh, C., Bohn, M., Buckler IV, E.S., Ciampitti, I., Flint Garcia, S.A., Gore, M., Graham, C., Hirsch, C., Holland, J.B., Hooker, D., Kaeppler, S., Knoll, J.E., Lauter, N.C., Lee, E., Lorenz, A., Lynch, J., Moose, S., Murray, S., Nelson, R., Rocheford, T., Rodriguez, O., Schnable, J., Scully, B.T., Smith, M., Springer, N., Thomison, P., Tuinstra, M., Wisser, R., Xu, W., Ertl, D., Schnable, P., De Leon, N., Spalding, E., Edwards, J.W., Lawrence-Dill, C. 2018. Maize genomes to fields: 2014 and 2015 field season genotype, phenotype, environment, and inbred ear image datasets. Biomed Central (BMC) Plant Biology. 11:452. https://doi.org/10.1186/s13104-018-3508-1.
Inheritance of 4-hydroxyphenylpyruvate dioxygenase inhibitor herbicide resistance in an Amaranthus tuberculatus population from Iowa, USA Reprint Icon - (Peer Reviewed Journal)
Kohlhase, D.R., Edwards, J.W., Owen, M. 2018. Inheritance of 4-hydroxyphenylpyruvate dioxygenase inhibitor herbicide resistance in an Amaranthus tuberculatus population from Iowa, USA. Plant Science. 274:360-368. https://doi.org/10.1016/j.plantsci.2018.06.004.
Association mapping of flowering and height traits in Germplasm Enhancement of Maize doubled haploid (GEM-DH) lines Reprint Icon - (Peer Reviewed Journal)
Vanous, A., Gardner, C.A., Blanco, M., Martin-Schwarze, A., Lipka, A.E., Flint Garcia, S.A., Bohn, M., Edwards, J.W., Lübberstedt, T. 2018. Association mapping of flowering and height traits in Germplasm Enhancement of Maize doubled haploid (GEM-DH) lines. The Plant Genome. 11(2):170083. https://doi.org/10.3835/plantgenome2017.09.0083.
Maize cultivar performance under diverse organic production systems Reprint Icon - (Peer Reviewed Journal)
Huffman, R.D., Abel, C.A., Pollak, L.M., Goldstein, W., Pratt, R.C., Smith, M.E., Montgomery, K., Grant, L., Edwards, J.W., Scott, M.P. 2018. Maize cultivar performance under diverse organic production systems. Crop Science. 58(1):253-263. https://doi.org/10.2135/cropsci2017.06.0364.
The effect of artificial selection on phenotypic plasticity in maize Reprint Icon - (Peer Reviewed Journal)
Gage, J., Jarquin, D., Romay, M., Lorenz, A., Buckler IV, E.S., Kaeppler, S., Alkhalifah, N., Bohn, M., Campbell, D., Edwards, J.W., Ertl, D., Flint Garcia, S.A., Gardiner, J., Good, B., Hirsch, C., Holland, J.B., Hooker, D., Knoll, J.E., Kolkman, J., Kruger, G., Lauter, N.C., Lawrence-Dill, C., Lee, E., Lynch, J., Murray, S., Nelson, R., Petzoldt, J., Rocheford, T., Schnable, J., Schnable, P., Scully, B.T., Smith, M., Springer, N., Srinivasan, S., Walton, R., Weldekidan, T., Wisser, R., Xu, W., Yu, J., De Leon, N. 2017. The effect of artificial selection on phenotypic plasticity in maize. Nature Communications. 8:1348. https://doi.org/10.1038/S41467-017-01450-2.
Genetic analysis of lodging in diverse maize hybrids Reprint Icon - (Review Article)
Larsson, S.J., Peiffer, J.A., Edwards, J.W., Ersoz, E.S., Flint Garcia, S.A., Holland, J.B., Mcmullen, M.D., Tuinstra, M.R., Romay, M.C., Buckler Iv, E.S. 2017. Genetic analysis of lodging in diverse maize hybrids. bioRxiv. https://doi.org/10.1101/185769.
Introduction to a special issue on genotype by environment interaction - (Peer Reviewed Journal)
De Leon, N., Jannink, J., Edwards, J.W., Kaeppler, S. 2016. Introduction to a special issue on genotype by environment interaction. Crop Science. 56:2081-2089.
Interaction of genetic mechanisms regulating methionine concentration in maize grain - (Peer Reviewed Journal)
Huffman, R.D., Edwards, J.W., Pollak, L.M., Scott, M.P. 2016. Interaction of genetic mechanisms regulating methionine concentration in maize grain. Crop Science. 56(5):2379-2389. https://doi.org/10.2135/cropsci2015.10.0633..
Genotype by environment interaction for plant density response in maize - (Peer Reviewed Journal)
Edwards, J.W. 2016. Genotype by environment interaction for plant density response in maize. Crop Science. 56:1493-1505. doi:10.2135/cropsci2015.07.0408.
Effects of plant density on plant growth before and after recurrent selection in maize - (Peer Reviewed Journal)
Stein, M.J., Miguez, F., Edwards, J.W. 2016. Effects of plant density on plant growth before and after recurrent selection in maize. Crop Science. doi:10.2135/cropsci2015.09.0599.
The genomic impacts of drift and selection for hybrid performance in maize Reprint Icon - (Peer Reviewed Journal)
Gerke, J.P., Edwards, J.W., Guill, K.E., Ross-Ibarra, J., McMullen, M.D. 2015. The genomic impacts of drift and selection for hybrid performance in maize. Genetics. 201(1201-1211). doi: 10.1534/genetics.115.182410.
Maize canopy architecture and adaptation to high plant density in long term selection programs - (Peer Reviewed Journal)
Changes in kernel filling with selection for grain yield in a maize population - (Peer Reviewed Journal)
Eichenberger, S., Mizuez, F., Edwards, J.W., Knapp, A. 2015. Changes in kernel filling with selection for grain yield in a maize population. Crop Science. 55:521-526. DOI: 10.2135/cropsci2014.07.0462.
Heterogeneous variances in multi-environment yield trials for corn hybrids - (Peer Reviewed Journal)
Orrellana, M., Edwards, J.W., Carriquiry, A. 2014. Heterogeneous variances in multi-environment yield trials for corn hybrids. Crop Science. 54(3):1048-1056.
Increasing selection response by Bayesian modeling of heterogeneous environmental variances - (Peer Reviewed Journal)
Edwards, J.W., Orellana, M. 2015. Increasing selection response by Bayesian modeling of heterogeneous environmental variances. Crop Science. 55:556-563. DOI: 10.2135/cropsci2014.08.0582.
Selection and adaptation to high plant density in the Iowa Stiff Stalk synthetic maize (Zea mays L.) population: II. Plant morphology - (Peer Reviewed Journal)
Brekke, B.H., Edwards, J.W., Knapp, A. 2011. Selection and adaptation to high plant density in the Iowa Stiff Stalk synthetic maize (Zea mays L.) population: II. Plant morphology. Crop Science. 51(6):2344-2351.
Changes in plant morphology in response to recurrent selection in the Iowa Stiff Stalk synthetic maize population - (Peer Reviewed Journal)
Edwards, J.W. 2011. Changes in plant morphology in response to recurrent selection in the Iowa Stiff Stalk synthetic maize population. Crop Science. 51(6):2352-2361.
Selection and adaptation to high plant density in the Iowa Stiff Stalk synthetic maize (Zea mays L.) population - (Peer Reviewed Journal)
Brekke, B.H., Edwards, J.W., Knapp, A. 2011. Selection and adaptation to high plant density in the Iowa Stiff Stalk synthetic maize (Zea mays L.) population. Crop Science. 51(5):1965-1972.
Predictive Ability Assessment of Linear Mixed Models in Multienvironment Trials in Corn (Zea mays L) - (Peer Reviewed Journal)
So, Y., Edwards, J.W. 2011. Predictive ability assessment of linear mixed models in multienvironment trials in corn (Zea mays L). Crop Science. 51:542-552.
Testcross Response to Four Cycles of Half-sib and S2 Recurrent Selection in the BS13 Maize (Zea mays L.) Population - (Peer Reviewed Journal)
Edwards, J.W. 2010. Testcross Response to Four Cycles of Half-sib and S2 Recurrent Selection in the BS13 Maize (Zea mays L.) Population. Crop Science. 50:1840-1847.
Predicted genetic gain and inbreeding depression with general inbreeding levels in selection candidates and offspring - (Peer Reviewed Journal)
Edwards, J.W. 2008. Predicted Genetic Gain and Inbreeding Depression with General Inbreeding Levels in Selection Candidates and Offspring. Crop Science. 48:2086-2096.
A Comparison of Mixed Model Analyses of Iowa Crop Performance Test Data for Corn (Zea mays L.) - (Peer Reviewed Journal)
So, Y., Edwards, J.W. 2009. A Comparison of Mixed-Model Analyses of the Iowa Crop Performance Test for Corn. Crop Science. 49:1593-1601.
Predicted Gains from Inbred-Progeny Selection Is Inferior to Half-sib Selection for Two Maize Populations - (Peer Reviewed Journal)
Wardyn, B.M., Edwards, J.W., Lamkey, K.R. 2009. Predicted Gains from Inbred-Progeny Selection Is Inferior to Half-sib Selection for Two Maize Populations. Crop Science. 49:443-450.
Genetic Perspectives on Loss of Diversity in Elite Maize Breeding Germplasm - (Proceedings)
Edwards, J.W. 2007. Genetic Perspectives on Loss of Diversity in Elite Maize Breeding Germplasm. Proceedings of the American Seed Trade Association Conference, December 4-7, 2007, Chicago, Illinois. p. 01.
PREDICTING SPATIAL VARIATION OF CROP YIELD ACROSS A LANDSCAPE USING AGGREGATED ENVIRONMENTAL DATA - (Peer Reviewed Journal)
Williams, C.L., Liebman, M., Edwards, J.W., James, D.E., Singer, J.W., Arritt, R.W., Herzmann, D. 2008. Predicting spatial variation of crop yield across a landscape using aggregated environmental data. Crop Science. 48:1545-1559.
Estimating Genotype- and Environment-Specific Heritabilities - (Proceedings)
Edwards, J.W. 2007. Estimating Genotype- and Environment-Specific Heritabilities. Illinois Corn Breeders School Proceedings. p. 228-241.
Use of aggregated environment data to predict spatial variation of crop yields across a landscape - (Abstract Only)
Williams, C., Liebman, M., Edwards, J.W., James, D.E., Herzmann, D., Singer, J.W., Arritt, R. 2006. Use of aggregated environment data to predict spatial variation of crop yields across a landscape. American Society of Agronomy Abstracts. P314-3.
THE GENETIC STRUCTURE OF A MAIZE SYNTHETIC: THE ROLE OF DOMINANCE - (Peer Reviewed Journal)
Wardyn, B.M., Edwards, J.W., Lamkey, K.R. 2007. The genetic structure of a maize synthetic: the role of dominance. Crop Science. 47:467-476.
GRAIN COMPOSITION AND AMINO ACID CONTENT IN MAIZE HYBRIDS REPRESENTING 80 YEARS OF COMMERCIAL MAIZE VARIETIES - (Peer Reviewed Journal)
Scott, M.P., Edwards, J.W., Bell, C.P., Schussler, J.R., Smith, J.S. 2006. Grain composition and amino acid content in maize hybrids representing 80 years of commercial maize varieties. Maydica. 51:417-423.
BAYESIAN MODELING OF HETEROGENEOUS ERROR AND GENOTYPE BY ENVIRONMENT INTERACTION VARIANCES - (Peer Reviewed Journal)
Edwards, J.W., Jannink, J. 2006. Bayesian modeling of heterogeneous error and genotype by environment interaction variances. Crop Science. 46:820-833.
ALTERING THE FATTY ACID COMPOSITION OF CORN BELT CORN THROUGH TRIPSACUM INTROGRESSION - (Peer Reviewed Journal)
Duvick, S.A., Pollak, L.M., Edwards, J.W., White, P.J. 2006. Altering the fatty acid composition of Corn Belt corn through Tripsacum introgression. Maydica. 51:409-416.