Research Project: Genetic Enhancement of Sunflower Yield and Tolerance to Biotic Stress

Location: Sunflower and Plant Biology Research

Publications (Clicking on the reprint icon will take you to the publication reprint.)

Dynamics of canopy closure, yield, and quality under heterogeneous plant spacing in sunflower (Helianthus annuus L.) - (Peer Reviewed Journal)

Honey bee (Apis mellifera L.) foraging rewards in sunflowers: effect of floral traits on visitation and variation in pollen quality over two consecutive years - (Peer Reviewed Journal)
Ferguson, M., Prasifka, J.R., Carroll, M.J., Corby-Harris, V.L., Hoffman, G.D. 2024. Honey bee (Apis mellifera L.) foraging rewards in sunflowers: effect of floral traits on visitation and variation in pollen quality over two consecutive years. Journal of Apicultural Research. https://doi.org/10.1080/00218839.2024.2364948.

Survival analysis of freezing stress in the North American native perennial flax, Linum lewisii Pursh. - (Peer Reviewed Journal)
Gossweiler, A.D., Hulke, B.S., Smart, B. 2024. Survival analysis of freezing stress in the North American native perennial flax, Linum lewisii Pursh.. AoBP (Annals of Botany PLANTS). 16(3)plae022. https://doi.org/10.1093/aobpla/plae022.

Multiple forms of resistance to the Phomopsis stem canker pathogens Diaporthe helianthi and D. gulyae in sunflower - (Peer Reviewed Journal)
Underwood, W., Misar, C.G. 2024. Multiple forms of resistance to the Phomopsis stem canker pathogens Diaporthe helianthi and D. gulyae in sunflower. Plant Disease. 108:1704-1749. https://doi.org/10.1094/PDIS-03-23-0610-RE.

Heritable differences in abundance of bacterial rhizosphere taxa are correlated with fungal necrotrophic pathogen resistance - (Peer Reviewed Journal)
Pogoda, C.S., Reinert, S., Talukder, Z.I., Corwin, J., Money, K.L., Collier-Zans, E.C., Underwood, W., Gulya, T.J., Quandt, C., Kane, N., Hulke, B.S., Keepers, K.G., Smart, B. 2023. Heritable differences in abundance of bacterial rhizosphere taxa are correlated with fungal necrotrophic pathogen resistance. Molecular Ecology. https://doi.org/10.1111/mec.17218.

Genetic analysis of basal stalk rot resistance introgressed from wild Helianthus petiolaris into cultivated sunflower (Helianthus annuus L.) using an advanced backcross population - (Peer Reviewed Journal)
Talukder, M.I., Underwood, W., Misar, C.G., Li, Z., Seiler, G.J., Cai, X., Qi, L. 2023. Genetic analysis of basal stalk rot resistance introgressed from wild Helianthus petiolaris into cultivated sunflower (Helianthus annuus L.) using an advanced backcross population. Frontiers in Plant Science. 14. https://doi.org/10.3389/fpls.2023.1278048.

Pollen quantity, but not grain size, is correlated with floret size in in cultivated sunflower, Helianthus annuus L. - (Peer Reviewed Journal)
Prasifka, J.R., Portlas, Z.M., Hulke, B.S. 2023. Pollen quantity, but not grain size, is correlated with floret size in in cultivated sunflower, Helianthus annuus L.. Plant Genetic Resources. 2023. https://doi.org/10.1017/S1479262123000709.

First steps toward developing Lewis flax (Linum lewisii Pursh.) as an agronomic crop - (Peer Reviewed Journal)
Pull, Z., Gramig, G., Hulke, B.S., Gossweiler, A., Johnson, B. 2023. First steps toward developing Lewis flax (Linum lewisii Pursh.) as an agronomic crop. Renewable Agriculture and Food Systems. 38:1-8. https://doi.org/10.1017/S1742170523000340.

Registration of HA-DM15 and HA-DM16 oilseed sunflower germplasms with resistance to sunflower downy mildew - (Germplasm Registration)
Qi, L., Seiler, G.J. 2023. Registration of HA-DM15 and HA-DM16 oilseed sunflower germplasms with resistance to sunflower downy mildew. Journal of Plant Registrations. https://doi.org/10.1002/plr2.20325.

Impact of multiple soil microbial inoculants on biomass and biomass allocation on the legume crop field pea (Fabaceae: Pisum sativum L.) - (Peer Reviewed Journal)
Glogoza, B., Aldrich-Wolfe, L., Prasifka, J.R., Prischmann-Voldseth, D.A. 2023. Impact of multiple soil microbial inoculants on biomass and biomass allocation on the legume crop field pea (Fabaceae: Pisum sativum L.). Journal of Sustainable Agriculture. 1-14. http://doi.org/10.1002/sae2.12060.

Registration of HA-R20 and HA-R21 confection sunflower germplasms resistant to rust and downy mildew - (Germplasm Registration)
Guojia, M., Xuehui, L., Seiler, G.J., Qi, L. 2023. Registration of HA-R20 and HA-R21 confection sunflower germplasms resistant to rust and downy mildew. Journal of Plant Registrations. https://doi.org/10.1002/plr2.20324.

Whole genome sequencing enables the molecular dissection and candidate gene identification of the rust resistance gene R12 in sunflower (Helianthus annuus L.) - (Peer Reviewed Journal)
Ma, G., Talukder, M.I., Song, Q., Li, X., Qi, L. 2023. Whole genome sequencing enables the molecular dissection and candidate gene identification of the rust resistance gene R12 in sunflower (Helianthus annuus L.). Journal of Theoretical and Applied Genetics. 136. Article 143. https://doi.org/10.1007/s00122-023-04389-9.

Mutation and sequencing-based cloning and functional studies of the rust resistance gene R11 in sunflower (Helianthus annuus) - (Peer Reviewed Journal)
Shamimuzzaman, M., Ma, G., Underwood, W., Qi, L. 2023. Mutation and sequencing-based cloning and functional studies of the rust resistance gene R11 in sunflower (Helianthus annuus). Plant Journal. 115(2):480-493. https://doi.org/10.1111/tpj.16238.

Fifty years of collecting wild helianthus species for cultivated sunflower improvement - (Review Article)
Seiler, G.J., Gulya, T., Marek, L.F. 2023. Fifty years of collecting wild helianthus species for cultivated sunflower improvement. Helia. https://doi.org/10.1515/helia-2023-0003.

Molecular mapping of the RF9 gene from RCMG 1 for CMS ANN3 derived from wild sunflower (Helianthus annuus L.) - (Peer Reviewed Journal)
Liu, Z., Zhang, L., Seiler, G.J., Jan, C. 2023. Molecular mapping of the RF9 gene from RCMG 1 for CMS ANN3 derived from wild sunflower (Helianthus annuus L.). Molecular Breeding. 219.Article 46. https://doi.org/10.1007/s10681-023-03176-3.

Registration of HA-DM12, HA-DM13 and HA-DM14 oilseed sunflower germplasms with resistance to sunflower downy mildew and rust - (Germplasm Registration)
Qi, L., Ma, G., Seiler, G.J. 2023. Registration of HA-DM12, HA-DM13 and HA-DM14 oilseed sunflower germplasms with resistance to sunflower downy mildew and rust. Journal of Plant Registrations. 1-13. https://doi.org/10.1002/plr2.20297.

Introgression and targeting of the Pl37 and Pl38 genes for downy mildew resistance from wild Helianthus annuus and H. praecox into cultivated sunflower (Helianthus annuus L.) - (Peer Reviewed Journal)
Qi, L., Talukder, M.I., Ma, G., Seiler, G. 2023. Introgression and targeting of the Pl37 and Pl38 genes for downy mildew resistance from wild Helianthus annuus and H. praecox into cultivated sunflower (Helianthus annuus L.). Theoretical and Applied Genetics. 136. Article 82. https://doi.org/10.1007/s00122-023-04316-y.

Genotype and environment effects on sunflower nectar and their relationships to crop pollination - (Peer Reviewed Journal)
Prasifka, J.R., Yoshimura Ferguson, M.E., Fugate, K.K. 2023. Genotype and environment effects on sunflower nectar and their relationships to crop pollination. Journal of Pollination Ecology. 33(4):54-63. https://doi.org/10.26786/1920-7603(2023)719.

Registration of HA-DM9, HA-DM10, and HA-DM11 oilseed sunflower germplasms with dual resistance to sunflower downy mildew - (Germplasm Registration)
Qi, L., Ma, G., Seiler, G.J. 2023. Registration of HA-DM9, HA-DM10, and HA-DM11 oilseed sunflower germplasms with dual resistance to sunflower downy mildew. Journal of Plant Registrations. 17(2):426-434. https://doi.org/10.1002/plr2.20283.

Genetic mapping of a pollinator preference trait: Nectar volume in sunflower (Helianthus annuus L.) - (Peer Reviewed Journal)
Barstow, A., Prasifka, J.R., Attia, Z., Kane, N.C., Hulke, B.S. 2022. Genetic mapping of a pollinator preference trait: Nectar volume in sunflower (Helianthus annuus L.). Frontiers in Plant Science. 13(2022). https://doi.org/10.3389/fpls.2022.1056278.

Degree-day model for adult emergence of the red sunflower seed weevil - (Abstract Only)

Genetic insight into disease resistance gene clusters by using sequencing-based fine mapping in sunflower (Helianthus annuus L.) - (Peer Reviewed Journal)
Ma, G., Song, Q., Li, X., Qi, L. 2022. Genetic insight into disease resistance gene clusters by using sequencing-based fine mapping in sunflower (Helianthus annuus L.). International Journal of Molecular Sciences. 23(17):9516. https://doi.org/10.3390/ijms23179516.

Germination and viability of wild sunflower species seeds stored at room temperature and low humidity for 38 years - (Peer Reviewed Journal)
Seiler, G.J. 2022. Germination and viability of wild sunflower species seeds stored at room temperature and low humidity for 38 years. Seed Science and Technology. 50(3):307-315. https://doi.org/10.15258/sst.2022.50.3.01.

A quantitative genetic study of Sclerotinia head rot resistance introgressed from the wild perennial Helianthus maximiliani into cultivated sunflower (Helianthus annuus L.) - (Peer Reviewed Journal)
Talukder, M.I., Underwood, W., Misar, C., Seiler, G.J., Cai, X., Li, X., Qi, L. 2022. A quantitative genetic study of Sclerotinia head rot resistance introgressed from the wild perennial Helianthus maximiliani into cultivated sunflower (Helianthus annuus L.). International Journal of Molecular Sciences. 23(14). https://doi.org/10.3390/ijms23147727.

Fifty years of collecting wild Helianthus species for cultivated sunflower improvement - (Proceedings)
Seiler, G.J., Marek, L.F., Gulya, T. 2022. Fifty years of collecting wild Helianthus species for cultivated sunflower improvement. In: Proceeding of the 20th International Sunflower Conference, June 20-23, 2022, Novi Sad, Serbia. p.197-200.

Genomic insights into Sclerotinia basal stalk rot resistance introgressed from wild Helianthus praecox into cultivated sunflower (Helianthus annuus L.) - (Peer Reviewed Journal)
Talukder, Z., Underwood, W., Misar, C.G., Seiler, G.J., Li, X., Cai, X., Qi, L. 2022. Genomic insights into Sclerotinia basal stalk rot resistance introgressed from wild Helianthus praecox into cultivated sunflower (Helianthus annuus L.). Frontiers in Plant Science. 13. Article 840954. https://doi.org/10.3389/fpls.2022.840954.

Transfer of sclerotinia basal stalk resistance from annual sunflower crop wild relatives into cultivated sunflower (helianthus annuus l.) - (Abstract Only)

Registration of two oilseed sunflower germplasms, HA-R18 and HA-R19, resistant to sunflower rust - (Peer Reviewed Journal)
Qi, L., Ma, G., Seiler, G.J. 2022. Registration of two oilseed sunflower germplasms, HA-R18 and HA-R19, resistant to sunflower rust. Journal of Plant Registrations. 16(3):649-655. https://doi.org/10.1002/plr2.20225.

Changes to architecture of Silphium integrifolium Michx. during domestication reveal new trade-offs for yield - (Peer Reviewed Journal)
Prasifka, J.R., Peterson, K., Mallinger, R.E., Van Tassel, D. 2022. Changes to architecture of Silphium integrifolium Michx. during domestication reveal new trade-offs for yield. Crop Science. 62:1060-1068. https://doi.org/10.1002/csc2.20737.

Breeding, production, and supply chain of confection sunflower in China - (Review Article)
Feng, J., Jan, C., Seiler, G.J. 2022. Breeding, production, and supply chain of confection sunflower in China. OCL - Oilseeds & fats, Crops and Lipids. 29. Article 13. https://doi.org/10.1051/ocl/2022004.

Characterization and mapping of a downy mildew resistance gene, Pl36, in sunflower (Helianthus annuus L.) - (Peer Reviewed Journal)
Qi, L., Cai, X. 2022. Characterization and mapping of a downy mildew resistance gene, Pl36, in sunflower (Helianthus annuus L.). Molecular Breeding. 42. Article 8. https://doi.org/10.1007/s11032-022-01280-1.

QTL mapping of Sclerotinia head rot resistance introgressed from the wild perennial Helianthus maximiliani species into cultivated sunflower - (Abstract Only)

2021 Progress for enhancing rust resistance in confection sunflower production through next-generation technologies - (Abstract Only)

Effective strategies for isolating DNA from members of Asteraceae with high concentrations of secondary metabolites - (Peer Reviewed Journal)
Bailey, D.W., Attia, Z., Reinert, S., Hulke, B.S., Kane, N.C. 2022. Effective strategies for isolating DNA from members of Asteraceae with high concentrations of secondary metabolites. Biotechniques. 72:85-89. https://doi.org/10.2144/btn-2021-0050.

Assessment of biogeographic variation in traits of Lewis flax (Linum lewisii) for use in restoration and agriculture - (Peer Reviewed Journal)
Innes, P., Gossweiler, A., Jensen, S., Tilley, D., St. John, L., Jones, T.A., Kitchen, S.G., Hulke, B.S. 2022. Assessment of biogeographic variation in traits of Lewis flax (Linum lewisii) for use in restoration and agriculture. AoBP (Annals of Botany PLANTS). 14(2). Article plac005. https://doi.org/10.1093/aobpla/plac005.

Registration of two oilseed sunflower germplasms, HA-DM7 and HA-DM8, resistant to sunflower downy mildew - (Peer Reviewed Journal)
Ma, G., Seiler, G.J., Qi, L. 2022. Registration of two oilseed sunflower germplasms, HA-DM7 and HA-DM8, resistant to sunflower downy mildew. Journal of Plant Registrations. https://doi.org/10.1002/plr2.20206.

Overwintering, freezing point, and thermal biology of the red sunflower seed weevil, Smicronyx fulvus LeConte - (Abstract Only)

Pollinator responses to variation in sunflower crop traits - (Abstract Only)

Bee community interactions: observations in foraging on commercial sunflowers - (Abstract Only)

Bee community composition, but not diversity, is influenced by floret size in cultivated sunflowers - (Peer Reviewed Journal)
Yoshimura Ferguson, M.E., Mallinger, R., Prasifka, J.R. 2021. Bee community composition, but not diversity, is influenced by floret size in cultivated sunflowers. Apidologie. 52:1210-1222. https://doi.org/10.1007/s13592-021-00897-z.

Registration of HA-R14, HA-R15, HA-R16, and HA-R17 oilseed sunflower germplasms with broad resistance to rust and downy mildew - (Peer Reviewed Journal)
Qi, L., Ma, G., Seiler, G.J. 2021. Registration of HA-R14, HA-R15, HA-R16, and HA-R17 oilseed sunflower germplasms with broad resistance to rust and downy mildew. Journal of Plant Registrations. 16:137–146. https://doi.org/10.1002/plr2.20187.

Testing for evolutionary change in restoration: A genomic comparison between ex situ, native and commercial seed sources of Helianthus maximiliani - (Pre-print Publication)

Testing for evolutionary change in restoration: a genomic comparison between ex situ, native and commercial seed sources of Helianthus maximiliani - (Peer Reviewed Journal)
Braasch, J.E., Di Santo, L.N., Tarble, Z., Prasifka, J.R., Hamilton, J.A. 2021. Testing for evolutionary change in restoration: a genomic comparison between ex situ, native and commercial seed sources of Helianthus maximiliani. Evolutionary Applications. 14:2206-2220. http://dx.doi.org/10.1111/eva.13275.

Editorial: Special Issue: Breeding crops for climate resilience - (Review Article)
Langridge, P., Braun, H., Hulke, B.S., Ober, E., Prasanna, B.M. 2021. Editorial: Special Issue: Breeding crops for climate resilience. Theoretical and Applied Genetics. 134:1607-1611. https://doi.org/10.1007/s00122-021-03854-7.

Discovery and mapping of two new rust resistance genes, R17 and R18, in sunflower using genotyping by sequencing - (Peer Reviewed Journal)
Qi, L., Talukder, Z., Ma, G., Li, X. 2021. Discovery and mapping of two new rust resistance genes, R17 and R18, in sunflower using genotyping by sequencing. Theoretical and Applied Genetics. 134:2291-2301. https://doi.org/10.1007/s00122-021-03826-x.

USDA-ARS sunflower crop wild relatives genetic resources collection - (Proceedings)
Seiler, G.J., Marek, L.F. 2021. USDA-ARS sunflower crop wild relatives genetic resources collection. National Sunflower Research Forum Proceedings. p. 1368.

Breeding for sustainable oilseed crop yield and quality in a changing climate - (Review Article)
Attia, Z., Pogoda, C.S., Reinert, S., Kane, N.C., Hulke, B.S. 2021. Breeding for sustainable oilseed crop yield and quality in a changing climate. Theoretical and Applied Genetics. 134:1817-1827. https://doi.org/10.1007/s00122-021-03770-w.

Unraveling the Sclerotinia basal stalk rot resistance derived from wild Helianthus argophyllus using a high-density SNP linkage map - (Peer Reviewed Journal)
Talukder, Z.I., Underwood, W., Misar, C.G., Seiler, G.J., Liu, Y., Li, X., Cai, X., Qi, L. 2021. Unraveling the Sclerotinia basal stalk rot resistance derived from wild Helianthus argophyllus using a high-density SNP linkage map. Frontiers in Plant Science. https://doi.org/10.3389/fpls.2020.617920.

High-density mapping and candidate gene analysis of Pl18 and Pl20 in sunflower by whole-genome resequencing - (Peer Reviewed Journal)
Ma, G., Song, Q., Li, X., Qi, L. 2020. High-density mapping and candidate gene analysis of Pl18 and Pl20 in sunflower by whole-genome resequencing. International Journal of Molecular Sciences. 21(24):9571. https://doi.org/10.3390/ijms21249571.

Map and sequence-based chromosome walking towards cloning of the male fertility restoration gene Rf5 linked to R11 in sunflower - (Peer Reviewed Journal)
Ma, G., Long, Y., Song, Q., Talukder, Z.I., Shamimuzzaman, M., Qi, L. 2021. Map and sequence-based chromosome walking towards cloning of the male fertility restoration gene Rf5 linked to R11 in sunflower. Scientific Reports. https://doi.org/10.1038/s41598-020-80659-6.

Fatty acid data and crop surveys indicate sources of red seed weevil populations and suggest strategies for management - (Abstract Only)
Prasifka, J.R., Anderson, J.V. 2020. Fatty acid data and crop surveys indicate sources of red seed weevil populations and suggest strategies for management[abstract]. National Sunflower Association. 90:18.

Fatty acid data and crop surveys indicate sources of red sunflower seed weevil, Smicronyx fulvus LeConte (Coleoptera: Curculionidae), populations and suggest strategies for management - (Peer Reviewed Journal)
Prasifka, J.R., Ferguson, B., Anderson, J.V. 2020. Fatty acid data and crop surveys indicate sources of red sunflower seed weevil, Smicronyx fulvus LeConte (Coleoptera: Curculionidae), populations and suggest strategies for management. Environmental Entomology. 50(1):154-159. https://doi.org/10.1093/ee/nvaa158.

Genetic loci underlying quantitative resistance to necrotrophic pathogens Sclerotinia and Diaporthe (Phomopsis), and correlated resistance to both pathogens - (Peer Reviewed Journal)
Reinert, S., Pogoda, C.S., Talukder, Z.I., Attia, Z., Collier-Zans, E.C., Gulya, T.J., Kane, N.C., Hulke, B.S. 2020. Genetic loci underlying quantitative resistance to necrotrophic pathogens Sclerotinia and Diaporthe (Phomopsis), and correlated resistance to both pathogens. Theoretical and Applied Genetics. https://doi.org/10.1007/s00122-020-03694-x.

Silphium integrifolium seed and biomass responses to plant density and N fertilization - (Peer Reviewed Journal)
Schiffner, S., Hulke, B.S., Jungers, J., Smith, K., Van Tassel, D., Scheaffer, C. 2020. Silphium integrifolium seed and biomass responses to plant density and N fertilization. Agrosystems, Geosciences & Environment. 3:1-12. https://doi.org/10.1002/agg2.20118.

Mating compatibility and fertility studies in an herbaceous perennial Aster undergoing de novo domestication to enhance agroecosystems - (Peer Reviewed Journal)
Reinert, S., Price, J.N., Smart, B.C., Pogoda, C.S., Kane, N.C., Van Tassel, D.L., Hulke, B.S. 2020. Mating compatibility and fertility studies in an herbaceous perennial Aster undergoing de novo domestication to enhance agroecosystems. Agronomy for Sustainable Development. 40:27. https://doi.org/10.1007/s13593-020-00632-5.

A unique cytoplasmic-nuclear interaction in sunflower (Helianthus annuus L.) causing reduced-vigor plants and the genetics of vigor restoration - (Peer Reviewed Journal)
Liu, Z., Gu, W., Seiler, G.J., Jan, C. 2020. A unique cytoplasmic-nuclear interaction in sunflower (Helianthus annuus L.) causing reduced-vigor plants and the genetics of vigor restoration. Frontiers in Plant Science. https://doi.org/10.3389/fpls.2020.01010.

The regulatory landscape of early maize inflorescence development - (Peer Reviewed Journal)
Parvathaneni, R.K., Bertolini, E., Shamimuzzaman, M., Vera, D., Lung, P., Rice, B.R., Brown, P.J., Lipka, A.E., Bass, H.W., Eveland, A.L. 2020. The regulatory landscape of early maize inflorescence development. Genome Biology. 21:165. https://doi.org/10.1186/s13059-020-02070-8.

Determination of virulence phenotypes of Plasmopara halstedii in the United States - (Peer Reviewed Journal)
Gilley, M.A., Gulya, T.J., Seiler, G.J., Underwood, W., Hulke, B.S., Misar, C.G., Markell, S.G. 2020. Determination of virulence phenotypes of Plasmopara halstedii in the United States. Plant Disease. 104:2823-2831. https://doi/10.1094/PDIS-10-19-2063-RE.

Susceptibility of sunflower inbred lines and putative resistance sources to Smicronyx fulvus LeConte (Coleoptera: Curculionidae) - (Peer Reviewed Journal)
Prasifka, J.R. 2020. Susceptibility of sunflower inbred lines and putative resistance sources to Smicronyx fulvus LeConte (Coleoptera: Curculionidae). Journal of Applied Entomology. 144(7):632-636. https://doi.org/10.1111/jen.12772.

Genetic dissection of Phomopsis stem canker resistance in cultivated sunflower using High density SNP linkage map - (Peer Reviewed Journal)
Talukder, Z., Underwood, W., Ma, G., Seiler, G.J., Misar, C.G., Cai, X., Qi, L. 2020. Genetic dissection of Phomopsis stem canker resistance in cultivated sunflower using High density SNP linkage map. International Journal of Molecular Sciences. https://doi.org/10.3390/ijms21041497.

Registration of oilseed sunflower maintainer germplasm HA 488, with resistance to the red sunflower seed weevil - (Peer Reviewed Journal)
DeGreef, M.G., Prasifka, J.R., Koehler, B.D., Hulke, B.S. 2020. Registration of oilseed sunflower maintainer germplasm HA 488, with resistance to the red sunflower seed weevil. Journal of Plant Registrations. 14:203-205. https://doi.org/10.1002/plr2.20035.

Registration of oilseed sunflower maintainer germplasm HA 489, with resistance to the banded sunflower moth - (Peer Reviewed Journal)
Wronski, A.R., Prasifka, J.R., Grove, M.S., Koehler, B.D., Misar, C.G., Underwood, W., Hulke, B.S. 2020. Registration of oilseed sunflower maintainer germplasm HA 489, with resistance to the banded sunflower moth. Journal of Plant Registrations. 14:197-202. https://doi.org/10.1002/plr2.20030.

Gene banks for wild and cultivated sunflower genetic resources - (Peer Reviewed Journal)
Terzic, S., Boniface, M., Marek, L., Alvarez, D., Baumann, K., Gavrilova, V., Joita-Pacureanu, M., Sujatha, M., Valcova, D., Velasco, L., Hulke, B.S., Jocic, S., Langlade, N., Munos, S., Rieseberg, L., Seiler, G.J., Vear, F. 2020. Gene banks for wild and cultivated sunflower genetic resources. OCL - Oilseeds & fats, Crops and Lipids. 27(9):1-14. https://doi.org/10.1051/ocl/2020004.

Capitate glandular trichomes fail to provide significant resistance to banded sunflower moth (Lepidoptera: Tortricidae) - (Peer Reviewed Journal)
Prasifka, J.R., Hulke, B.S. 2020. Capitate glandular trichomes fail to provide significant resistance to banded sunflower moth (Lepidoptera: Tortricidae). Environmental Entomology. 49(2):444-448. https://doi.org/10.1093/ee/nvaa002.

Marker-assisted gene pyramiding and reliability of using SNP markers located in recombination suppressed regions in sunflower (Helianthus annuus L.) - (Peer Reviewed Journal)
Qi, L., Ma, G. 2020. Marker-assisted gene pyramiding and reliability of using SNP markers located in recombination suppressed regions in sunflower (Helianthus annuus L.). Genes. https://doi.org/10.3390/genes11010010.

Registration of two confection sunflower germplasms, HA-DM5 and HA-DM6, resistant to sunflower downy mildew - (Peer Reviewed Journal)
Qi, L.L., Ma, G.J., Seiler, G.J. 2020. Registration of two confection sunflower germplasms, HA-DM5 and HA-DM6, resistant to sunflower downy mildew. Journal of Plant Registrations. https://doi.org/10.1002/plr2.20014.

Screening hydrocarbon yields of sunflowers: Helianthus maximiliani, H. grosseserratus H. nuttallii, and H. tuberosus in the North Dakota-Minnesota-South Dakota area - (Peer Reviewed Journal)
Adams, R., Johnson, S., Seiler, G.J. 2019. Screening hydrocarbon yields of sunflowers: Helianthus maximiliani, H. grosseserratus H. nuttallii, and H. tuberosus in the North Dakota-Minnesota-South Dakota area. Phytologia. 101(4):208-217.

Updates on sunflower pollinator research: understanding interactions of plant phenotype, environment, and pollinator identity - (Abstract Only)
Ferguson, B., Hulke, B.S., Prasifka, J.R. 2020. Updates on sunflower pollinator research: understanding interactions of plant phenotype, environment, and pollinator identity [abstract]. National Sunflower Association Research Forum. 90:19.

Banded sunflower moth - (Experiment Station)
Knodel, J.J., Prasifka, J.R. 2019. Banded sunflower moth. Extension Publications. 1-8.

Pest potential of Neotephritis finalis (Loew) on Silphium integrifolium Michx., Silphium perfoliatum L., and interspecific hybrids - (Peer Reviewed Journal)
Reinert, S., Hulke, B.S., Prasifka, J.R. 2020. Pest potential of Neotephritis finalis (Loew) on Silphium integrifolium Michx., Silphium perfoliatum L., and interspecific hybrids. Agronomy Journal. 112:1462-1465. https://doi.org/10.1002/agj2.20078.

Molecular dissection of resistance gene cluster and candidate gene identification of Pl17 and Pl19 in sunflower by whole-genome resequencing - (Peer Reviewed Journal)
Ma, G.J., Song, Q., Underwood, W., Zhang, Z.W., Fiedler, J.D., Xuehui, L., Qi, L. 2019. Molecular dissection of resistance gene cluster and candidate gene identification of Pl17 and Pl19 in sunflower by whole-genome resequencing. Scientific Reports. 9:14974. https://doi.org/10.1038/s41598-019-50394-8.

Qualitative traits in sunflower breeding: UGA-SAM1 phenotyping case study - (Peer Reviewed Journal)
Terzic, S., Zoric, M., Seiler, G.J. 2020. Qualitative traits in sunflower breeding: UGA-SAM1 phenotyping case study. Crop Science. 60:303-319. https://doi.org/10.1002/csc2.20059.

Seed and floret size parameters of sunflower are determined by partially overlapping sets of quantitative trait loci with epistatic interactions - (Peer Reviewed Journal)
Reinert, S., Gao, Q., Ferguson, M.E., Portlas, Z., Prasifka, J.R., Hulke, B.S. 2019. Seed and floret size parameters of sunflower are determined by partially overlapping sets of quantitative trait loci with epistatic interactions. Molecular Genetics and Genomics. 295:143-154. https://doi.org/10.1007/s00438-019-01610-7.

Registration of oilseed sunflower germplasms HA 482, RHA 483, and RHA 484, selected for resistance to Sclerotinia and Phomopsis diseases - (Peer Reviewed Journal)
Smart, B.C., Koehler, B.D., Misar, C.G., Gulya, T.G., Hulke, B.S. 2019. Registration of oilseed sunflower germplasms HA 482, RHA 483, and RHA 484, selected for resistance to Sclerotinia and Phomopsis diseases. Journal of Plant Registrations. 13(3):450-454. https://doi.org/10.3198/jpr2019.07.0030crg.

Genetic resources of the sunflower crop wild relatives for resistance to sunflower broomrape - (Peer Reviewed Journal)
Seiler, G.J. 2019. Genetic resources of the sunflower crop wild relatives for resistance to sunflower broomrape. Helia. 42(71):127-143. https://doi.org/10.1515/helia-2019-0012.

Concentrations of sunflower phenolics appear insufficient to explain resistance to floret- and seed-feeding caterpillars - (Peer Reviewed Journal)
Prasifka, J.R., Wallis, C.M. 2019. Concentrations of sunflower phenolics appear insufficient to explain resistance to floret- and seed-feeding caterpillars. Arthropod-Plant Interactions. 13:915-921. https://doi.org/10.1007/s11829-019-09706-y.

Registration of oilseed sunflower germplasms RHA 478, RHA 479, RHA 480, and HA 481, providing diversity in resistance to necrotrophic pathogens of sunflower - (Peer Reviewed Journal)
Koehler, B.D., Gulya, T.J., Hulke, B.S. 2019. Registration of oilseed sunflower germplasms RHA 478, RHA 479, RHA 480, and HA 481, providing diversity in resistance to necrotrophic pathogens of sunflower. Journal of Plant Registrations. 13(3):444-449. https://doi.org/10.3198/jpr2019.04.0017crg.

Assessment of the biogeographical variation of seed size and seed oil traits in wild Silphium integrifolium Michx. genotypes - (Peer Reviewed Journal)
Reinert, S., Van Tassel, D.L., Schlautman, B., Kane, N.C., Hulke, B.S. 2019. Assessment of the biogeographical variation of seed size and seed oil traits in wild Silphium integrifolium Michx. genotypes. Plant Genetic Resources. 17(5):427-436. https://doi.org/10.1017/S1479262119000248.

Fatty acid composition and crop survey data indicate sources of red sunflower seed weevil infestations and have implications for IPM and IRM - (Abstract Only)
Prasifka, J.R., Anderson, J.V. 2019. Fatty acid composition and crop survey data indicate sources of red sunflower seed weevil infestations and have implications for IPM and IRM [abstract]. Entomological Society of America. 0590.

Diversification of the downy mildew resistance gene pool by introgression of a new gene, Pl35, from wild Helianthus argophyllus into oilseed and confection sunflowers (Helianthus annuus L.) - (Peer Reviewed Journal)
Qi, L.L., Ma, G.J., Li, X., Seiler, G.J. 2019. Diversification of the downy mildew resistance gene pool by introgression of a new gene, Pl35, from wild Helianthus argophyllus into oilseed and confection sunflowers (Helianthus annuus L.). Theoretical and Applied Genetics. 132(9):2553–2565. https://doi.org/10.1007/s00122-019-03370-9.

Cochylis hospes (Lepidoptera: Tortricidae) damage to male lines varies significantly and inbred susceptibility predicts damage to hybrids - (Peer Reviewed Journal)
Prasifka, J.R. 2019. Cochylis hospes (Lepidoptera: Tortricidae) damage to male lines varies significantly and inbred susceptibility predicts damage to hybrids. The Canadian Entomologist. 151:817-823.

Genetic and phenotypic analyses indicate that resistance to flooding stress is uncoupled from performance in cultivated sunflower - (Peer Reviewed Journal)
Gao, L., Lee, J.S., Hubner, S., Hulke, B.S., Qu, Y., Rieseberg, L.H. 2019. Genetic and phenotypic analyses indicate that resistance to flooding stress is uncoupled from performance in cultivated sunflower. New Phytologist. 223((3):1657-1670. https://doi.org/10.1111/nph.15894.

Registration of oilseed sunflower germplasms RHA 485, RHA 486, and HA 487, selected for resistance to Phomopsis stalk canker and Sclerotinia, in a high yielding and high-oil background - (Peer Reviewed Journal)
Money, K., Koehler, B.D., Misar, C.G., Grove, M.S., Underwood, W., Hulke, B.S. 2019. Registration of oilseed sunflower germplasms RHA 485, RHA 486, and HA 487, selected for resistance to Phomopsis stalk canker and Sclerotinia, in a high yielding and high-oil background. Journal of Plant Registrations. 13(3):439-442. https://doi.org/10.3198/jpr2019.02.0008crg.

Phomopsis stem canker of sunflower in North America: Correlation with climate and solutions through breeding and management - (Review Article)
Hulke, B.S., Markell, S.G., Kane, N.C., Matthew, F.M. 2019. Phomopsis stem canker of sunflower in North America: Correlation with climate and solutions through breeding and management. OCL - Oilseeds & fats, Crops and Lipids. 26:13. https://doi.org/10.1051/ocl/2019011.

Linkage mapping and genome-wide association studies of the Rf gene cluster in sunflower (Helianthus annuus L.) and their distribution in world sunflower collections - (Peer Reviewed Journal)
Talukder, Z.I, Ma, G., Hulke, B.S., Jan, C.-C., Qi, L. 2019. Linkage mapping and genome-wide association studies of the Rf gene cluster in sunflower (Helianthus annuus L.) and their distribution in world sunflower collections. Frontiers in Genetics. 10:216. https://doi.org/10.3389/fgene.2019.00216.

Registration of genetic stocks TOCO B1, TOCO R1, and TOCO R2 with high gamma- and delta-tocopherol and altered fatty acid composition in the seed oil - (Peer Reviewed Journal)
Hulke, B.S., Winkler-Moser, J.K. 2019. Registration of genetic stocks TOCO B1, TOCO R1, and TOCO R2 with high gamma- and delta-tocopherol and altered fatty acid composition in the seed oil. Journal of Plant Registrations. https://doi.org/10.3198/jpr2018.10.0070crgs.

Registration of oilseed sunflower germplasms HA-BSR6, HA-BSR7, and HA-BSR8 highly resistant to sclerotinia basal stalk rot and downy mildew - (Peer Reviewed Journal)
Talukder, Z.I., Long, Y.M., Seiler, G.J., Underwood, W., Qi, L.L. 2019. Registration of oilseed sunflower germplasms HA-BSR6, HA-BSR7, and HA-BSR8 highly resistant to sclerotinia basal stalk rot and downy mildew. Journal of Plant Registrations. https://doi.org/10.3198/jpr2018.10.0071crg.

Molecular mapping of the downy mildew and rust resistance genes in a sunflower germplasm line TX16R - (Peer Reviewed Journal)
Liu, Z., Zhang, L., Ma, G.J., Seiler, G.J., Jan, C.C., Qi, L.L. 2019. Molecular mapping of the downy mildew and rust resistance genes in a sunflower germplasm line TX16R. Molecular Breeding. 39:19. https://doi.org/10.1007/s11032-018-0921-z.

Native solitary bees provide economically significant pollination services to confection sunflowers (Helianthus annuusL.) (Asterales:Asteraceae) grown across the northern Great Plains - (Peer Reviewed Journal)
Mallinger, R.E., Bradshaw, J., Varenhorst, A.J., Prasifka, J.R. 2018. Native solitary bees provide economically significant pollination services to confection sunflowers (Helianthus annuusL.) (Asterales:Asteraceae) grown across the northern Great Plains. Journal of Economic Entomology. https://doi.org/10.1093/jee/toy322.

Registration of three confection sunflower germplasms, HA-DM2, HA-DM3, and HA-DM4, resistant to downy mildew and rust - (Peer Reviewed Journal)
Ma, G.J., Seiler, G.J., Markell, S.G., Qi, L.L. 2019. Registration of three confection sunflower germplasms, HA-DM2, HA-DM3, and HA-DM4, resistant to downy mildew and rust. Journal of Plant Registrations. 13:103-108. https://dl.sciencesocieties.org/publications/jpr/pdfs/13/1/103.

Oil concentration and fatty acid profile of naturalized wild annual Helianthus annuus populations from Australia - (Peer Reviewed Journal)
Seiler, G.J., Gulya, T., Kong, G., Thompson, S., Mitchell, J. 2018. Oil concentration and fatty acid profile of naturalized wild annual Helianthus annuus populations from Australia. Genetic Resources and Crop Evolution. https://doi.org/10.1007/s10722-018-0686-6.

Two contrasting methods improve Silphium integrifolium Michx. germination rate to agronomically acceptable levels - (Peer Reviewed Journal)
Reinert, S., Money, K., Rockstad, G.B., Kane, N., Van Tassel, D.L., Hulke, B.S. 2018. Two contrasting methods improve Silphium integrifolium Michx. germination rate to agronomically acceptable levels. Euphytica. 214:256. https://doi.org/10.1007/s10681-018-2236-x.

Geographic variation in hexane extractable hydrocarbons in natural populations of Helianthus annuus (Asteraceae, Sunflowers) II - (Peer Reviewed Journal)
Adams, R.P., Lavin, M., Seiler, G.J. 2018. Geographic variation in hexane extractable hydrocarbons in natural populations of Helianthus annuus (Asteraceae, Sunflowers) II. Phytologia. 100(2):153-160.

Chao-Chien Jan: Thirty-five years of dedicated research utilizing wild sunflower crop relatives for sunflower improvement - (Review Article)
Seiler, G.J. 2018. Chao-Chien Jan: Thirty-five years of dedicated research utilizing wild sunflower crop relatives for sunflower improvement. Helia. 41(68): 1-22. https://doi.org/10.1515/helia-2018-0005.