Research Leader
Heathcliffe Riday
Research Leader, Research Biologist
608-890-0077
1925 Linden Dr. W
Madison, WI 53706
Dr. Riday has been the Research Leader of Dairy Forage Research : USDA ARS since January of 2022. Prior to that Dr. Riday was a Research Plant Geneticist within the Dairy Forage Research Unit since January of 2004. Dr. Riday's research specializes in forage legume breeding (Red clover, legume cover crops, alfalfa, etc.).
- (Clicking on the reprint icon will take you to the publication reprint.)
- Managing alfalfa intercropping with intermediate wheatgrass: Towards perennial grain-forage systems-(Abstract Only)
Moore, V., Williams, M., Hansen, J., Jungers, J., Picasso, V., Riday, H., Schlautman, B. 2024. Managing alfalfa intercropping with intermediate wheatgrass: Towards perennial grain-forage systems. North American Alfalfa Improvement Conference. June 24-26, 2024.
- United States hairy vetch (Vicia villosa) germplasm contains two subpopulations-(Abstract Only)
Tilhou, N.W., Kucek, L.K., Mirsky, S.B., Reberg-Horton, C., Moore, V., Ehlke, N., Riday, H. 2024. United States hairy vetch (Vicia villosa) germplasm contains two subpopulations. North American Alfalfa Improvement Conference. June 24-26, 2024.
- Pooled DNA sequencing in hairy vetch (Vicia villosa Roth) reveals QTL for seed dormancy but not pod dehiscence -(Peer Reviewed Journal)
Tilhou, N.W., Kucek, L.K., Carr, B., Douglas, J., Englert, J., Ali, S., Raasch, J.A., Bhamidimarri, S., Mirsky, S.B., Monteros, M.J., Hayes, R.J., Riday, H. 2024. Pooled DNA sequencing in hairy vetch (Vicia villosa Roth) reveals QTL for seed dormancy but not pod dehiscence. Frontiers in Plant Science. https://doi.org/10.3389/fpls.2024.1384596.
- A reference assembly for the legume cover crop hairy vetch (Vicia villosa) -(Peer Reviewed Journal)
Fuller, T.D., Bickhart, D.M., Koch, L.M., Kucek, L.K., Ali, S., Mangelson, H., Monteros, M.J., Hernandez, T., Smith, T.P., Riday, H., Sullivan, M.L. 2023. A reference assembly for the legume cover crop hairy vetch (Vicia villosa). GigaByte. https://doi.org/10.46471/gigabyte.98.
- Supporting data for "A reference assembly for the legume cover crop hairy vetch, Vicia villosa" -(Database / Dataset)
Fuller, T.D., Bickhart, D.M., Koch, L.M., Kucek, L.K., Ali, S., Mangelson, H., Monteros, M.J., Hernandez, T., Smith, T.P., Riday, H., Sullivan, M.L. 2023. Supporting data for "A reference assembly for the legume cover crop hairy vetch, Vicia villosa". GigaByte. http://dx.doi.org/10.5524/102446.
- Genome-wide association mapping in hairy vetch (Vicia villosa) discovers a large effect locus controlling seed dormancy -(Peer Reviewed Journal)
Tilhou, N.W., Kucek, L.K., Carr, B., Marion, A., Douglas, J., Englert, J., Ali, S., Raasch, J.A., Bhamidimarri, S., Mirsky, S.B., Monteros, M.J., Krogman, S., Hayes, R.J., Azevedo, M.D., Riday, H. 2023. Genome-wide association mapping in hairy vetch (Vicia villosa) discovers a large effect locus controlling seed dormancy. Frontiers in Plant Science. https://doi.org/10.3389/fpls.2023.1282187.
- Breeding soft-seeded hairy vetch-(Abstract Only)
Riday, H., Tilhou, N.W., Kucek, L.K., Ali, S., Carr, B., Young-Mathews, A., Douglas, J., Bhamidimarri, S., Azevedo, M.D., Krogman, S., Monteros, M., Mirsky, S.B., Hayes, R.J., Englert, J. 2023. Breeding soft-seeded hairy vetch. Eucarpia Fodder Crops and Amenity Grasses Section Symposium. September 10-14, 2023.
- Assessing forage research and education needs of organic dairy farms in the United States -(Peer Reviewed Journal)
Hatungimana, E., Darby, H.M., Soder, K.J., Ziegler, S.E., Brito, A.F., Kucek, L.K., Riday, H., Brummer, C. 2024. Assessing forage research and education needs of organic dairy farms in the United States. Renewable Agriculture and Food Systems. 39:1-10. https://doi.org/10.1017/S1742170523000455.
- Current red clover breeding research-(Proceedings)
Riday, H. 2023. Current red clover breeding research. International Grasslands Congress. May 14-19, 2023.
- A reference assembly for the legume cover crop hairy vetch, Vicia villosa -(Other)
Fuller, T.D., Koch, L.M., Kucek, L.K., Ali, S., Haley, M., Hernandez, T., Smith, T.P., Bickhart, D.M., Riday, H., Sullivan, M.L. 2023. A reference assembly for the legume cover crop hairy vetch, Vicia villosa. bioRxiv. https://doi.org/10.1101/2023.03.28.534423.
- Transcript profiling of hairy vetch (Vicia villosa Roth) identified interesting genes for seed dormancy -(Peer Reviewed Journal)
Ali, S., Kucek, L.K., Riday, H., Krom, N., Krogman, S., Cooper, K., Jacobs, L., Mehta, P., Trammell, M., Bhamidimarri, S., Butler, T., Saha, M.C., Monteros, M.J. 2023. Transcript profiling of hairy vetch (Vicia villosa Roth) identified interesting genes for seed dormancy. The Plant Genome. 16(2). Article e20330. https://doi.org/10.1002/tpg2.20330.
- Establishment of alfalfa interseeded into corn in response to one cycle of selection and hybridization -(Peer Reviewed Journal)
Grabber, J.H., Riday, H., Enjalbert, N., Wagner, S., Mickelson, D. 2023. Establishment of alfalfa interseeded into corn in response to one cycle of selection and hybridization. Crop Science. 63(3):1139-1147. https://doi.org/10.1002/csc2.20923.
- Assessing forage research and education needs of organic dairy farms in the United States-(Experiment Station)
Hatungimana, E., Darby, H.M., Soder, K.J., Ziegler, S.E., Brito, A.F., Kucek, L.K., Riday, H., Brummer, E. 2023. Assessing forage research and education needs of organic dairy farms in the United States. The University of Vermont Extension. Available: www.uvm.edu/sites/default/files/Northwest-Crops-and-Soils-Program/2022%20Research%20Reports/OREI_Forage_Survey_Highlights_FINAL.pdf
- Intercropping alfalfa with corn silage-(Proceedings)
Grabber, J.H., Osterholz, W.R., Bjorneberg, D.L., Riday, H., Dias, J., Patel, S., Smit, D.L., Ruark, M.D., Cassida, K.A., Burns, E.E., Lauer, J.G., Renz, M.J. 2022. Intercropping alfalfa with corn silage. Proceedings of the World Alfalfa Congress. World Alfalfa Congress, November 16, 2022.
- Breeding for alfalfa compatibility with corn-(Proceedings)
Riday, H., Grabber, J.H., Li, W., Enjalbert, N., Wagner, S., Mickelson, D. 2022. Breeding for alfalfa compatibility with corn. Proceedings of the World Alfalfa Congress. 11/14/2022 - 11/17/2022.
- Growing season carbon dynamics differ in intermediate wheatgrass monoculture versus biculture with red clover -(Peer Reviewed Journal)
Wiesner, S., Duff, A., Niemann, K.M., Desai, A.R., Crews, T., Picasso Risso, V., Riday, H., Stoy, P.C. 2022. Growing season carbon dynamics differ in intermediate wheatgrass monoculture versus biculture with red clover. Agricultural and Forest Meteorology. 323(15). https://doi.org/10.1016/j.agrformet.2022.109062.
- Chromosome-scale assembly of the highly heterozygous genome of red clover (Trifolium pratense L.), an allogamous forage crop species -(Peer Reviewed Journal)
Bickhart, D.M., Koch, L.M., Smith, T.P., Riday, H., Sullivan, M.L. 2022. Chromosome-scale assembly of the highly heterozygous genome of red clover (Trifolium pratense L.), an allogamous forage crop species. GigaByte. 42:1-13. https://doi.org/10.46471/gigabyte.42.
- Supporting data for "Chromosome-scale assembly of the highly heterozygous genome of red clover (Trifolium pratense L.), an allogamous forage crop species"-(Database / Dataset)
- Chromosome-scale assembly of the highly heterozygous genome of red clover (Trifolium pratense L.), an allogamous forage crop species -(Pre-print Publication)
Bickhart, D.M., Koch, L.M., Smith, T.P., Riday, H., Sullivan, M.L. 2022. Chromosome-scale assembly of the highly heterozygous genome of red clover (Trifolium pratense L.), an allogamous forage crop species. bioRxiv. https://doi.org/10.1101/2022.01.06.475143.
- Self-fertilization, inbreeding and yield in alfalfa seed production -(Peer Reviewed Journal)
Dieterich Mabin, M.E., Brunet, J., Riday, H., Lehmann, L.0. 2021. Self-fertilization, inbreeding and yield in alfalfa seed production. Frontiers in Plant Science. 12. Article 700708. https://doi.org/10.3389/fpls.2021.700708.
- Bee species visiting Medicago sativa differ in pollen deposition curves with consequences for gene flow -(Peer Reviewed Journal)
Santa-Martinez, E., Castro, C.C., Flick, A.J., Sullivan, M.L., Riday, H., Clayton, M.K., Brunet, J. 2021. Bee species visiting Medicago sativa differ in pollen deposition curves with consequences for gene flow. American Journal of Botany. 108(6):1016-1028. https://doi.org/10.1002/ajb2.1683.
- Differential survival of alfalfa varieties interseeded into corn silage -(Peer Reviewed Journal)
Grabber, J.H., Osterholz, W.R., Riday, H., Cassida, K.A., Williamson, J.A., Renz, M.J. 2021. Differential survival of alfalfa varieties interseeded into corn silage. Crop Science. 61(3): 1797-1808. https://doi.org/10.1002/csc2.20465.
- Seed dormancy regulated by genotype and environment in Hairy vetch (Vicia villosa Roth) -(Peer Reviewed Journal)
Kucek, L.K., Azevedo, M.D., Eagen, S., Ehlke, N., Hayes, R.J., Mirsky, S.B., Reberg-Horton, C., Ryan, M.R., Wayman, S., Wiering, N.P., Riday, H. 2021. Seed dormancy regulated by genotype and environment in Hairy vetch (Vicia villosa Roth). Agronomy Journal. 10(11). Article 1804. https://doi.org/10.3390/agronomy10111804.
- Synthetic cultivar parent number impacts on genetic drift and disease resistance in alfalfa (Medicago sativa L.)-(Peer Reviewed Journal)
- But we want it now: Gene discovery and utilization in alfalfa breeding-(Trade Journal)
Riday, H. 2020. But we want it now: Gene discovery and utilization in alfalfa breeding. Progressive Forage Grower. Mar 1 2020 pg 34-35.
- Pod dehiscence in hairy vetch (Vicia Villosa Roth) -(Peer Reviewed Journal)
Kucek, L.K., Riday, H., Rufener, B.P., Burke, A.N., Seehaver Eagen, S., Ehlke, N., Krogman, S., Mirsky, S.B., Reberg-Horton, C., Ryan, M.R., Wayman, S., Weiring, N. 2020. Pod dehiscence in hairy vetch (Vicia Villosa Roth). Frontiers in Plant Science. 11:82. https://doi.org/10.3389/fpls.2020.00082.
- Selfing rates in alfalfa seed production fields-(Abstract Only)
Brunet, J., Riday, H., Dieterich Mabin, M.E., Palmieri, L.R., Flick, A. 2020. Selfing rates in alfalfa seed production fields. Meeting Abstract. Winter Seed Conference, 2020 Western Alfalfa Seed Growers Association (WASGA).
- Efforts to Domesticate Hairy Vetch (Vicia villosa Roth): Eliminating Hard Seed and Pod Shatter-(Abstract Only)
Kucek, L.K., Riday, H., Burke, A.N., Eagen, S.S., Ehkle, N., Krogman, S., Mirsky, S.B., Reberg-Horton, C., Ryan, M.R., Trammel, M., Wayman, S., Wiering, N.P. 2020. Efforts to Domesticate Hairy Vetch (Vicia villosa Roth): Eliminating Hard Seed and Pod Shatter. Plant and Animal Genome Conference. 1/11/2020.
- Leveraging legume genomic resources to identify genes associated with non-seed shattering in hairy vetch (vicia villosa roth)-(Abstract Only)
Hernandez, T.D., Alarcon, Y., Kucek, L.K., Krom, N.D., Montes, C., Shahjahan, A., Riday, H., Monteros, M.J. 2020. Leveraging legume genomic resources to identify genes associated with non-seed shattering in hairy vetch (vicia villosa roth). Plant and Animal Genome Conference. 1/11/2020.
- Using image object recognition to increase biomass in red clover (Trifolium pratense L.) breeding -(Peer Reviewed Journal)
Sindic, C.M., Riday, H. 2019. Using image object recognition to increase biomass in red clover (Trifolium pratense L.) breeding. Crop Science. 60:1771-1781. https://doi.org/10.1002/csc2.20028.
- Developing Solutions for Seed Shattering in Cover Crops: Targeting Hairy Vetch (Vicia villosa Roth)-(Proceedings)
Monteros, M.J., Hernandez, T.D., Krom, N.D., Montes, C.M., Kucek, L.K., Shahjahan, A., Bhamidimarri, S., Riday, H. 2019. Developing Solutions for Seed Shattering in Cover Crops: Targeting Hairy Vetch (Vicia villosa Roth). ASA-CSSA-SSSA Annual Meeting Abstracts. 11/13/2019.
- Identification of single nucleotide polymorphism in Red Clover (Trifolium Pratense L.) using targeted genomic ampliconsequencing and RNA-seq -(Peer Reviewed Journal)
Li, W., Riday, H., Riehle, C., Edwards, A., Dinkins, R.D. 2019. Identification of single nucleotide polymorphism in Red Clover (Trifolium Pratense L.) using targeted genomic ampliconsequencing and RNA-seq. Frontiers in Plant Science. 10. Article 1257. https://doi.org/10.3389/fpls.2019.01257.
- Breeding for soft seeded non shattering hairy vetch (Vicia villosa L.)-(Abstract Only)
Riday, H., Kucek, L.K., Douglas, J.L., Carr, B., Young-Mathews, A., Bhamidimarri, S., Hayes, R.J., Azevedo, M.D., Trammell, M., Monteros, M., Mirsky, S.B., Wiering, N.P., Bickhart, D.M., Sullivan, M.L., Ehlke, N., Englert, J.S. 2019. Breeding for soft seeded non shattering hairy vetch (Vicia villosa L.). National Association of Plant Breeders. 25 to 29 August 2019.
- Environmental influences on the relationship between fall and spring vigor in hairy vetch (Vicia villosa Roth)-(Peer Reviewed Journal)
- Self-pollination rates in Western U.S. alfalfa seed production fields-(Abstract Only)
Riday, H., Brunet, J., Bachi, O.G., Wenger, J., Walsh, D.B. 2019. Self-pollination rates in Western U.S. alfalfa seed production fields. EGF-EUCARPIA Joint Symposium, Zurich Switzerland 24 to 27 June 2019
- Using machine learning to identify and analyze red clover space plants in breeding nurseries-(Abstract Only)
Riday, H., Sindic, C.M. 2019. Using machine learning to identify and analyze red clover space plants in breeding nurseries. International Forage and Turf Breeding Conference, Lake Buena Vista, Florida. 24 to 27 March 2019.
- Utilizing artificial intelligence in red clover breeding-(Abstract Only)
Riday, H., Sindic, C. 2018. Utilizing artificial intelligence in red clover breeding. NAAIC, Trifolium, & Grass Breeders. June 4, 2018; Logan Utah.
- Improving legumes for pasture, cover crops, living mulch, and green manure-(Trade Journal)
- Forage variety update for Wisconsin 2016 trial results-(Experiment Station)
- Establishing alfalfa in corn silage-(Proceedings)
Grabber, J.H., Renz, M.J., Riday, H., Osterholtz, W.R., Lauer, J.G., Vadas, P.A. 2017. Establishing alfalfa in corn silage. In: Proceedings of 2017 Wisconsin Agribusiness Classic, January 10-12, 2017, Madison, Wisconsin. p. 67.
- Seed-parent fecundity distributions in bee-pollinated forage legume polycrosses-(Peer Reviewed Journal)
Riday, H. 2017. Seed-parent fecundity distributions in bee-pollinated forage legume polycrosses. Crop Science. 57(3):1504-1510.
- Establishing alfalfa in silage corn-(Abstract Only)
Grabber, J.H., Renz, M.J., Riday, H., Osterholtz, W.R., Lauer, J.G., Vadas, P.A. 2016. Establishing alfalfa in silage corn [abstract]. Agricultural Experiment Station Publication. Paper No. 15.
- Measuring the inefficiency of allowing self-pollinated alfalfa progeny into breeding nurseries-(Peer Reviewed Journal)
Riday, H., Johnson, D.W., Darling, M.E. 2016. Measuring the inefficiency of allowing self-pollinated alfalfa progeny into breeding nurseries. Crop Science. 57:161-167.
- Prohexadione-calcium responsive alfalfa varieties ensure success of corn-interseeded alfalfa production systems-(Abstract Only)
- Alfalfa varieties differ markedly in seedling survival when interseeded into corn and treated with prohexadione-calcium-(Abstract Only)
Grabber, J.H., Renz, M.J., Riday, H. 2016. Alfalfa varieties differ markedly in seedling survival when interseeded into corn and treated with prohexadione-calcium. North American Alfalfa Improvement Conference Abstracts. Available:http://www.naaic.org/Meetings/National/2016meeting/John%20Grabber%20Abstract.pdf.
- Enhancing forage yields and soil conservation by interseeding alfalfa into silage corn
-(Abstract Only)
- Field testing Northern U.S. adapted 2,4-D resistant red clover (Trifolium pratense L.)-(Peer Reviewed Journal)
Riday, H. 2016. Field testing Northern U.S. adapted 2,4-D resistant red clover (Trifolium pratense L.). Crop Science. 56:2314-2321.
- Breeding nursery tissue collection for possible genomic analysis-(Proceedings)
- Testing a pollen-parent fecundity distribution model on seed-parent fecundity distributions in bee-pollinated forage legume polycrosses-(Proceedings)
- A simple model for pollen-parent fecundity distributions in bee-pollinated forage legume polycrosses -(Peer Reviewed Journal)
Riday, H., Smith, M.A., Peel, M. 2015. A simple model for pollen-parent fecundity distributions in bee-pollinated forage legume polycrosses. Journal of Theoretical and Applied Genetics. 128:1865–1879.
- Protein and dry matter degradability of European- and Mediterranean-derived birdsfoot trefoil cultivars grown in the colder continental USA -(Peer Reviewed Journal)
Grabber, J.H., Coblentz, W.K., Riday, H., Griggs, T.C., Min, D.H., MacAdam, J.W., Cassida, K.A. 2015. Protein and dry matter degradability of European- and Mediterranean-derived birdsfoot trefoil cultivars grown in the colder continental USA. Crop Science. 55:1356-1364.
- Yield, morphological development, and forage quality characteristics of European- and Mediterranean-derived birdsfoot trefoil cultivars grown in the colder continental United States-(Abstract Only)
Grabber, J.H., Coblentz, W.K., Riday, H., Cassida, K.A., Griggs, T.C., Min, D.H., Mac Adam, J.W. 2014. Yield, morphological development, and forage quality characteristics of European- and Mediterranean-derived birdsfoot trefoil cultivars grown in the colder continental United States [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts. Paper No. 86713.
- Modeling forage legume polycross pollen-parent gamete contributions to progeny based on empirical measurements with implications for effective polycross size-(Abstract Only)
Riday, H., Smith, M.A., Peel, M. 2014. Modeling forage legume polycross pollen-parent gamete contributions to progeny based on empirical measurements with implications for effective polycross size [abstract]. North American Alfalfa Improvement Conference. Paper No. 15.
- Five cycles of selection for 2,4-D resistance in red clover-(Abstract Only)
Riday, H. 2014. Five cycles of selection for 2,4-D resistance in red clover [abstract]. North American Alfalfa Improvement Conference. p. 29.
- Broadening the U.S. alfalfa germplasm base-(Abstract Only)
Riday, H., Smith, M.A. 2014. Broadening the U.S. alfalfa germplasm base [abstract]. North American Alfalfa Improvement Conference. p. 28.
- Vigor and persistence of birdsfoot trefoil (Lotus corniculatus L.) populations selected with or without an orchardgrass (Dactylis glomerata L.) companion evaluated in grass sod -(Peer Reviewed Journal)
Riday, H., Brummer, C.E. 2014. Vigor and persistence of birdsfoot trefoil (Lotus corniculatus L.) populations selected with or without an orchardgrass (Dactylis glomerata L.) companion evaluated in grass sod. Crop Science. DOI:10.2135/cropsci2014.02.0147.
- Selfing rate in an alfalfa seed production field pollinated with leafcutter bees -(Peer Reviewed Journal)
Riday, H., Riesen, P., Raasch, J.A., Santa-Martinez, E., Brunet, J. 2015. Selfing rate in an alfalfa seed production field pollinated with leafcutter bees. Crop Science. 55(3):1087-1095.
- Yield, morphological characteristics, and chemical composition of European- and Mediterranean-derived birdsfoot trefoil cultivars grown in the colder continental United States -(Peer Reviewed Journal)
Grabber, J.H., Riday, H., Coblentz, W.K., Cassida, K., Griggs, T., Min, D., MacAdam, J. 2014. Yield, morphological characteristics, and chemical composition of European- and Mediterranean-derived birdsfoot trefoil cultivars grown in the colder continental United States. Crop Science. 54:1893-1901.
- Growth environment, harvest management and germplasm impacts on potential ethanol and crude protein yield in alfalfa-(Peer Reviewed Journal)
Lamb, J.F., Jung, H.G., Riday, H. 2014. Growth environment, harvest management and germplasm impacts on potential ethanol and crude protein yield in alfalfa. Biomass and Bioenergy. 63:114-125.
- Red clover-(Book / Chapter)
Isobe, S., Kölliker, R., Boller, B., Riday, H. 2013. Red clover. In: Cai, H., Yamada, T., Kole, C., editors. Genetics, Genomics and Breeding of Forage Crops. Boca Raton, FL:CRC Press. p. 220-249.
- Paternity testing in an autotetraploid alfalfa breeding polycross-(Peer Reviewed Journal)
Riday, H., Johnson, D.W., Heyduk, K., Raasch, J.A., Darling, M.M., Sandman, J.E. 2013. Paternity testing in an autotetraploid alfalfa breeding polycross. Euphytica. Euphytica 194:335-349.
- Molecular marker identified selfed progeny and their breeding implications in tetraploid alfalfa synthetics-(Abstract Only)
- Marker assisted selection in forage breeding: a broadened vision-(Abstract Only)
- Improvements in alfalfa subspecies falcata germplasms and their hybrid performance-(Abstract Only)
- Impacts on potential ethanol and crude protein yield in alfalfa-(Abstract Only)
Lamb, J.F., Jung, H.G., Riday, H. 2012. Impacts on potential ethanol and crude protein yield in alfalfa[abstract]. 2012 Joint North American Alfalfa Improvement Conference, Trifolium, & Grass Breeders Conference, July 10-12, 2012, Ithaca, New York. Available: www.naaic.org/conf.files/P21-Lamb.pdf.
- A novel red clover virus associated with root colonization by Olpidium sp.-(Abstract Only)
Samac, D.A., Lockhart, B., Riday, H. 2012. A novel red clover virus associated with root colonization by Olpidium sp. [abstract]. 2012 Joint North American Alfalfa Improvement Conference, Trifolium, & Grass Breeders Conference, July 10-12, 2012, Ithaca, New York. Available: http://www.naaic.org/Meetings/files/P32-Samac.pdf.
- Harvest impacts on alfalfa stem neutral detergent fiber concentration and digestibility and cell wall concentration and composition-(Peer Reviewed Journal)
Lamb, J.F., Jung, H.G., Riday, H. 2012. Harvest impacts on alfalfa stem neutral detergent fiber concentration and digestibility and cell wall concentration and composition. Crop Science. 52(5):2402-2412.
- Molecular marker identified selfed progeny and their breeding implications in tetraploid alfalfa synthetics-(Proceedings)
- Marker assisted selection made cheap and easy-(Book / Chapter)
- Variability in the relationships for alfalfa stem 16- and 96-h in vitro neutral detergent fiber digestibility with composition due to maturity and harvest-(Abstract Only)
- Paternity testing a non-linkage based marker assisted selection scheme for outbred forage species-(Peer Reviewed Journal)
Riday, H. 2011. Paternity testing a non-linkage based marker assisted selection scheme for outbred forage species. Crop Science. 51:631-641.
- Red Clover Breeding Progress-(Peer Reviewed Journal)
Riday, H. 2010. Red Clover Breeding Progress. Plant Breeding. 4:22-29.
- Harvest management impacts on stem quality in alfalfa-(Abstract Only)
Lamb, J.F., Jung, H.G., Riday, H. 2010. Harvest management impacts on stem quality in alfalfa [abstract]. ASA-CSSA-SSSA 2010 International Annual Meetings, October 31-November 4, 2010, Long Beach, California. Abstract No. 293-10. Available: http://a-c-s.confex.com/crops/2010am/webprogram/Paper61327.html.
- Paternity and Nested-within-Family Marker Assisted Selection in Space Planted Red Clover Nurseries-(Abstract Only)
- Plant density and maturity stage impacts on stem cell wall composition in high quality and non-lodging alfalfa-(Abstract Only)
Lamb, J.F., Riday, H., Jung, H.G. 2010. Plant density and maturity stage impacts on stem cell wall composition in high quality and non-lodging alfalfa [abstract]. 42nd North American Alfalfa Improvement Conference & 21st Trifolium Conference, July 27-30, 2010, Boise, Idaho. Available: http://www.naaic.org/Meetings/National/2010meeting/Lamb.pdf.
- Demonstrating Cost-Effective Marker Assisted Selection for Biomass Yield in Red Clover (Trifolium pratense L.) – Part 1: Paternity Testing-(Abstract Only)
- Demonstrating Cost-Effective Marker Assisted Selection for Biomass Yield in Red Clover (Trifolium pratense L.) – Part 2: Nested Within-Family Linkage Based Selection-(Abstract Only)
- Genetic Map-Based Location of the Red Clover (Trifolium pratense L.) Gametophytic Self-incompatibility Locus-(Peer Reviewed Journal)
Riday, H., Krohn, A. 2010. Genetic Map-Based Location of the Red Clover (Trifolium pratense L.) Gametophytic Self-incompatibility Locus. Theoretical and Applied Genetics. 121(4):761-767.
- Paternity Testing, a Poor Man’s Marker Assisted Breeding Strategy to Increase Selection Gains in Outbred Forage Species-(Proceedings)
Riday, H. 2010. Paternity Testing, a Poor Man’s Marker Assisted Breeding Strategy to Increase Selection Gains in Outbred Forage Species. In: Proceedings of The 6th International Symposium of Molecular Breeding of Forage Turf, 15-19 March 2010, Buenos Aires, Argentina. p. 119.
- Identification of SSR Markers Linked to the Gametophytic Self-Incompatibility Locus in Red Clover (Trifolium pratense)-(Proceedings)
Riday, H., Krohn, A.L. 2010. Identification of SSR Markers Linked to the Gametophytic Self-Incompatibility Locus in Red Clover (Trifolium pratense). In: Proceedings of the 6th International Symposium of Molecular Breeding of Forage Turf. p. 191.
- Registration of Kura1 a Trifolium ambiguum (M. Bieb)germplasm-(Peer Reviewed Journal)
Riday, H., Albrecht, K.A. 2010. Registration of Kura1 a Trifolium ambiguum (M. Bieb)germplasm. Journal of Plant Registrations. 4:80-85.
- Increasing Population Hybridity by Restricting Self-Incompatibility Alleles in Red Clover Populations-(Peer Reviewed Journal)
Riday, H., Krohn, A.L. 2010. Increasing Population Hybridity by Restricting Self-Incompatibility Alleles in Red Clover Populations. Crop Science. 50:853-860.
- Progress report on reduced-lignin alfalfa: part 1, plant modifications-(Trade Journal)
Riday, H., Hatfield, R.D. 2009. Progress report on reduced-lignin alfalfa: part 1, plant modifications. Forage Focus. May. p. 2-3.
- Correlations Between Visual Biomass Scores and Forage Yield in Space-Planted Red Clover (Trifolium pratense) Breeding Nurseries-(Peer Reviewed Journal)
Riday, H. 2009. Correlations Between Visual Biomass Scores and Forage Yield in Space-Planted Red Clover (Trifolium pratense) Breeding Nurseries. Euphytica. 170:339-345.
- New Developments in Forage Varieties-(Proceedings)
Martin, N.P., Casler, M.D., Riday, H., Brink, G.E. 2009. New Developments in Forage Varieties. In: Proceedings of 2009 American Forage and Grassland Council Conference, June 21-23, 2009, Grand Rapids, Michigan. p. 6.
- Using Near Infrared Spectroscopy to Rapidly Ascertain Seedling Establishment Potential in Red Clover Breeding Programs-(Abstract Only)
Riday, H. 2009. Using Near Infrared Spectroscopy to Rapidly Ascertain Seedling Establishment Potential in Red Clover Breeding Programs [abstract]. Presentation from the 2009 Annual Meeting in Morgantown, West Virginia. Available: http://www.umaine.edu/grazingguide/2009%20presentations.htm.
- Restricting gametophytic self-incompatibility alleles in red clover (Trifolium pratense) to increase hybridity-(Abstract Only)
Riday, H. 2008. Restricting gametophytic self-incompatibility alleles in red clover (Trifolium pratense) to increase hybridity. Trifolium Conference Abstract & Proceedings. 41st North American Alfalfa Improvement Conference & 20th Trifolium Conference, June 1-4, 2008, Dallas, Texas. Poster Number 17.
- Response to selection under controlled environment versus natural selection in diverse regions across Canada-(Abstract Only)
Papadopoulos, Y.A., Michaud, R., Bertrand, A., Coulman, B., Acharya, S.N., Bittman, S., Riday, H., Viands, D., Boe, A., Mcrae, K., Castonguay, Y. 2008. Response to selection under controlled environment versus natural selection in diverse regions across Canada. Trifolium Conference Abstract & Proceedings. Available://www.naaic.org/Meetings/National/2008meeting/proceedings/proceedings2008.htm
- In Vivo Digestibility of Lignin Downregulated Alfalfa-(Abstract Only)
Mertens, D.R., Riday, H., Reisen, P., Temple, S., Mccaslin, M. 2008. In Vivo Digestibility of Lignin Downregulated Alfalfa. Trifolium Conference Abstract & Proceedings. Available: http://www.naaic.org/Meetings/National/2008meeting/proceedings/Mertens.pdf.
- Lignin and Fiber digestibility in Caffeic Acid 3-O-Methyltransferase and Caffeoyl CoA 3-O-Methyltransferase Downregulated Alfalfa-(Abstract Only)
Riday, H., Whalen, D., Bouton, J., Mertens, D.R., Jung, H.G., Chen, F., Temple, S., McCaslin, M., Dixon, R. 2008. Lignin and Fiber digestibility in Caffeic Acid 3-O-Methyltransferase and Caffeoyl CoA 3-O-Methyltransferase Downregulated Alfalfa [abstract]. Proceedings Joint Meeting of the 41st North American Alfalfa Improvement Conference & 20th Trifolium Conference, June 1-4, 2008, Dallas, TX. Abstract #18.
- Sativa by falcata alfalfa hybrid variety trials-(Abstract Only)
Riday, H., Wager, S., Viands, D.R., Lamb, J.F., Meyer, D., Smith, M., Brummer, C.E., Boe, A. 2008. Sativa by falcata alfalfa hybrid variety trials. Proceedings of the Joint Meeting of the 41st North American Alfalfa Improvement Conference & 20th Trifolium Conference. Paper No. 19.
- Research Investment in "Other" Forage Legumes-(Abstract Only)
- Increasing Hybridity via Control of the Gametophytic Self-incompatiblity System in Red Clover (Trifolium pratense)-(Abstract Only)
Knack, J.J., Krohn, A.L., Riday, H. Increasing Hybridity via Control of the Gametophytic Self-incompatiblity System in Red Clover (Trifolium pratense). Introductory Biology 151 and 152 Mentored Poster Session Spring 2008, May 6, 2008, Great Hall, Memorial Union, University of Wisconsin-Madison. Poster 222.
- Breeding for increased persistence in pasture legumes-(Trade Journal)
Riday, H. 2008. Breeding for increased persistence in pasture legumes. Forage Focus Magazine, Midwest Forage Association. March, 2008. p 3-4.
- Wisconsin - Increased corn silage protein with intercropped lablab bean-(Trade Journal)
Armstrong, K.L., Albrecht, K.A., Lauer, J.G., Riday, H. 2008. Wisconsin - Increased corn silage protein with intercropped lablab bean. Forage Focus. March, 2008. p 24.
- Intercropping Tropical Vine Legumes and Maize for Silage in Temperate Climates-(Peer Reviewed Journal)
Riday, H., Albrecht, K. 2008. Intercropping Tropical Vine Legumes and Maize for Silage in Temperate Climates. Journal of Sustainable Agriculture. 32:425-438.
- Forage breeding and new varieties-(Abstract Only)
Papadopolous, Y.A., Coulman, B., Michaud, R., Acharva, S.N., Bittman, S., Viands, D., Riday, H., Boe, A., Phillips, T., Casler, M.D. 2007. Forage breeding and new varieties. In: Proceedings of ForageFest 2007 Sustainable Forage Production From Field to Bunk, Abbotsford Soil Conservation Association, Abbotsford BC. December 4, 2007. Paper Number 3.
- Forage Breeding and New Varieties-(Abstract Only)
Papadopolous, Y.A., Coulman, B., Michaud, R., Acharva, S.N., Bittman, S., Viands, D., Riday, H., Boe, A., Phillips, T., Casler, M.D. 2008. Forage Breeding and New Varieties. Proceedings of ‘the 41h biennial Atlantic Agronomy Workshop’ (invited presentation). Organized by Canadian Society of Agronomy at the Rodd Charlottetown Hotel, Charlottetown, PEI; January 15 -16, 2008.
- Forage Breeding and New Varieties-(Abstract Only)
Papadopolous, Y.A., Coulman, B., Michaud, R., Archarva, S.N., Bittman, S., Viands, D., Riday, H., Boe, A., Phillips, T., Casler, M.D. 2008. Forage Breeding and New Varieties [abstract]. Canadian Journal of Plant Science. 88:732.
- Marker Assisted Selection in Legumes-(Abstract Only)
Riday, H. 2007. Marker Assisted Selection in Legumes. In: Proceedings of International Workshop - Integrating Genomics into Plant Breeding, October 25-26, 2007, Porto Alegre, Brazil. Lotus Newsletter. 37(3):102.
- Heritability of frost-seeded red clover establishment-(Peer Reviewed Journal)
Riday, H. 2007. Heritability of frost-seeded red clover establishment. Euphytica. 163:81-87.
- Alfalfa subsp. sativa by falcata intersubspecific semi-hybrid seed production using alfalfa leafcutter bees-(Peer Reviewed Journal)
Riday, H. 2008. Alfalfa subsp. sativa by falcata intersubspecific semi-hybrid seed production using alfalfa leafcutter bees. Journal of New Seeds. 9(1):19-31.
- Registration of Two Improved Yellow-flowered Alfalfa Germplasms-(Peer Reviewed Journal)
Riday, H., Brummer, E.C. 2007. Registration of Two Improved Yellow-flowered Alfalfa Germplasms. Journal of Plant Registrations. 1:131-133.
- Intercropping Corn with Lablab bean, Velvet Bean, and Scarlet Runner Bean for Forage-(Peer Reviewed Journal)
Armstrong, K.L., Albrecht, K.A., Lauer, J.G., Riday, H. 2008. Intercropping Corn with Lablab bean, Velvet Bean, and Scarlet Runner Bean for Forage. Crop Science. 48:371-379.
- Physical analysis of COMT and CCOMT downregulated alfalfa stems-(Abstract Only)
Riday, H., Whatlen, D., Bouton, J., Temple, S., Mccaslin, M., Dixon, R. 2007. Physical analysis of COMT and CCOMT downregulated alfalfa stems [abstract]. International Symposium of Molecular Breeding of Forage Turf. p. 60.
- IAFAL-C3, Medicago sativa subsp. falcata germplasm-(Germplasm Release)
Riday, H., and Brummer, E. C. 2007. IAFAL-C3. Medicago sativa subsp. falcata germplasm. United States Department of Agriculture, Agricultural Research Service, Washington, D.C. and Iowa State University, Ames, IA. PI 644249. [released 4/12/2007].
- WITT - Lotus corniculatus Variety-(Germplasm Release)
Smith, R.R., Riday, H. 2007. Witt - lotus corniculatus variety. Germplasm Release.
- Persistence of Grazed Red Clover Varieties-(Experiment Station)
Riday, H., Casler, M.D., Crooks, A., Wood, T. 2007. Persistence of Grazed Red Clover Varieties. Grass Clippings. 2(1):3-8
- Narrow Sense Heritability and Additive Genetic Correlations in Alfalfa-(Peer Reviewed Journal)
Riday, H., Brummer, C.E. 2004. Narrow Sense Heritability and Additive Genetic Correlations in Alfalfa. Journal of the Iowa Academy of Science. 114 (1,4):28-34.
- Kura1 - Trifolium ambiguum germplasm-(Germplasm Release)
Albrecht, K., Riday, H. 2006. Kura1 - Trifolium ambiguum germplasm. Germplasm Release. United States Department of Agriculture, Agricultural Research Service, Washington, D.C. and University of Wisconsin Experiment Station, University of Wisconsin-Madison, Madison, WI. National Plant Germplasm System PI 643168, NSSL 447681.01. [released 12/8/2006].
- Optimizing Sativa and Falcata Alfalfa Subspecies Ratios for Leafcutter Bee Pollination to Maximize Hybrid Seed Ratios-(Abstract Only)
Riday, H. 2006. Optimizing Sativa and Falcata Alfalfa Subspecies Ratios for Leafcutter Bee Pollination to Maximize Hybrid Seed Ratios. Proceedings of the ASA-CSSA-SSSA International Annual Meeting, November 12-16, 2006 in Indianapolis, Indiana. 2006 CDROM.
- Organic vs. conventional fodder crops in the USA: A challenge for breeders?-(Proceedings)
Casler, M.D., Riday, H., Undersander, D. 2007. Organic vs. conventional fodder crops in the USA: A challenge for breeders? Proceedings of the EUCARPIA Fodder Crops Meetings. p.17-23.
- Agronomic field evaluation of caffeic acid 3-O-methyltransferase and caffeoyl CoA 3-O-methyltransferase downregulated alfalfas-(Abstract Only)
Riday, H., Whalen, D.F., Bouton, J., Temple, S.J., Mccaslin, M., Dixon, R.A. 2006. Agronomic field evaluation of caffeic acid 3-O-methyltransferase and caffeoyl CoA 3-O-methyltransferase downregulated alfalfas. In: Proceedings of the 40th North American Alfalfa Improvement Conference and 19th Trifolum Conference, July 16-19, 2006, Minneapolis, Minnesota. Available at www.naaic.org/Meetings/National/2006meeting/procedings/Riday.PDF.
- Persistence of rotationally grazed red clover in mixed stands.-(Abstract Only)
Riday, H., Casler, M.D. 2006. Persistence of rotationally grazed red clover in mixed stands. In: Proceedings of the 40th North American Alfalfa Improvement Conference and 19th Trifolium Conference, July 16-19, Minneapolis, Minnsota. Available at www.naaic.org/Meetings/National/2006meeting/procedings/Riday(poster).PDF.
- BREEDING FOR IMPROVED FROST-SEEDED RED CLOVER SEEDLING ESTABLISHMENT-(Proceedings)
Riday, H. 2006. Breeding for improved frost-seeded red clover seedling establishment. In: Mercer, C.F., editor. Proceedings of Advances in pasture plant breeding, April 18-21, 2006, Christchurch, New Zealand. p. 141-144.
- PERSISTENCE AND YIELD STABILITY OF INTERSUBSPECIFIC ALFALFA HYBRIDS-(Peer Reviewed Journal)
Riday, H., Brummer, C.E. 2006. Persistence and yield stability of intersubspecific alfalfa hybrids. Crop Science. 46:1058-1063.
- BIOMASS YIELD STABILITY IN ALFALFA-(Peer Reviewed Journal)
Robins, J.G., Riday, H., Helland, S.J., Brummer, E.C. 2006. Biomass yield stability in alfalfa. Iowa Academy of Science 111:71-75
- NUTRITIONAL IMPROVEMENT OF CORN FOR SILAGE BY INTERCROPPING WITH CLIMBING BEANS-(Abstract Only)
Armstrong, K., Albrecht, K., Lauer, J., Riday, H. 2005. Nutritional improvement of corn for silage by intercropping with climbing beans [abstract]. ASA-CSSA-SSSA International Annual Meeting. Paper No. 68-437b.
- MAIZE TROPICAL VINE LEGUME INTERCROPPING FOR SILAGE IN TEMPERATE CLIMATES-(Abstract Only)
Riday, H. 2005. Maize tropical vine legume intercropping for silage in temperate climates [abstract]. In: ASA-CSSA-SSSA International Annual Meeting. Paper No. 67-1.
- INTERCROPPING CLIMBING BEANS WITH CORN FOR SILAGE-(Abstract Only)
Armstrong, K., Albrecht, K., Lauer, J., Riday, H. 2005. Intercropping climbing beans with corn for silage. American Forage and Grassland Council Conference Proceedings. 2005 CDROM.
- TROPICAL VINE LEGUME-MAIZE MIXTURES FOR ENHANCED SILAGE IN TEMPERATE CLIMATES-(Proceedings)
Riday, H. 2005. Tropical vine legume-maize mixtures for enhanced silage in temperate climates. Proceedings of International Symposium of Molecular Breeding of Forage Turf. p. 123.
- RELATIONSHIPS AMONG BIOMASS YIELD COMPONENTS WITHIN AND BETWEEN SUBSPECIES OF ALFALFA-(Other)
Riday, H., Brummer, C. 2004. Relationships among biomass yield components within and between subspecies of alfalfa. Available: http://www.medicago-reports.org/pdfs/Riday_Brummer_falcata.pdf.
- BIOMASS YIELD STABILITY IN ALFALFA-(Peer Reviewed Journal)
Robins, J.G., Riday, H., Helland, S.J., Brummer, C.E. 2006. Biomass yield stability in alfalfa. Iowa Academy of Science. 111(3,4):71-75.
- PERFORMANCE OF INTERSUBSPECIFIC ALFALFA HYBRIDS IN SWARD VERSUS SPACE PLANTED PLOTS-(Peer Reviewed Journal)
Riday, H., Brummer, C.E. 2004. Performance of intersubspecific alfalfa hybrids in sward versus space planted plots. Euphytica. 138:107-0112.
- MORPHOLOGICAL VARIATION OF MEDICAGO SATIVA SUBSP. FALCATA GENOTYPES AND THEIR HYBRID PROGENY-(Peer Reviewed Journal)
Riday, H., Brummer, C.E. 2004. Morphological variation of medicago sativa subsp. falcata genotypes and their hybrid progeny. Euphytica.138:1-12.
- HETEROSIS IN A BROAD RANGE OF ALFALFA GERMPLASM-(Peer Reviewed Journal)
Riday, H., Brummer, C.E. 2005. Heterosis in a broad range of alfalfa germplasm. Crop Science. 45:8-17.
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