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Agricultural Research Service United States Department of Agriculture
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Jack E. Staub (Research Leader, Location Coordinator)
B. Shaun Bushman (Research Geneticist)
Kevin B. Jensen (Research Geneticist)
Douglas A. Johnson (Research Plant Physiologist)
Thomas A. Jones (Research Geneticist)
Steven R. Larson (Research Geneticist)
Thomas A. Monaco (Research Ecologist)
Ivan W. Mott (Research Geneticist)
Michael D. Peel (Research Geneticist)
Joseph Robins (Research Geneticist)
Blair L. Waldron (Research Geneticist)
Richard R.-C. Wang (Research Geneticist)
 

Steven R Larson
Forage and Range Research
Research Geneticist (Plants)

Phone: (435) 797-1703
Fax: (435) 797-3075
Room 109
690 NORTH 1100 EAST
FORAGE & RANGE RESEARCH LAB.
LOGAN, UT, 84322-6300

Projects
IMPROVED PLANT GENETIC RESOURCES FOR PASTURES AND RANGELANDS IN THE TEMPERATE SEMIARID REGIONS OF THE WESTERN U.S.
Appropriated (D)
  Accession Number: 412652
INDIAN RICEGRASS AND NEEDLE AND THREAD GRASS GENETIC DIVERSITY ASSESSMENT IN THE GRAND STAIRCASE ESCALANTE NATIONAL MONUMENT
Reimbursable (R)
  Accession Number: 412481
DEVELOP AND USE EST LIBRARIES TO IDENTIFY AND CLONE DESIRABLE GENES FROM GRASSES
Specific Cooperative Agreement (S)
  Accession Number: 409976
DEVELOP AND/OR USE MOLECULAR TOOLS TO IDENTIFY AND CLONE DESIRABLE GENES FROM RANGELAND PLANTS
Specific Cooperative Agreement (S)
  Accession Number: 409866
PLANT GENETIC DIVERSITY AND GENE DISCOVERY RESEARCH
Specific Cooperative Agreement (S)
  Accession Number: 412464

Publications
Increased Seedling Vigor in 'Hycrest II' Crested Wheatgrass - (Peer Reviewed Journal) - (01-Sep-08)
Genetic Dissection of Seed Production Traits and Identification of a Major-Effect Seed Retention QTL in Hybrid Leymus (Triticeae) Wildryes - (Peer Reviewed Journal) - (15-Jul-08)
Development and Annotation of Perennial Triticeae ESTs and SSR Markers - (Peer Reviewed Journal) - (09-Jun-08)
Genetic Variation Within and Among Collections of Falata Alfalfas - (Proceedings/Symposium)
Mott, I.W., Peel, M., Larson, S.R., Boe, A. 2008. Genetic Variation Within and Among Collections of Falata Alfalfas. North American Alfalfa Improvement Conference.
Gene Expression Polymorphisms and ESTs Associated With Gravitropic Response of Subterranean Branch Meristems and Growth Habit in Leymus Wildryes - (Peer Reviewed Journal)
Kaur, P., Mott, I.W., Larson, S.R., Bushman, B.S., Kim, R.W., Hernandez, A.G., Liu, L., Mikel, M.A. 2008. Gene Expression Polymorphisms and ESTs Associated With Gravitropic Response of Subterranean Branch Meristems and Growth Habit in Leymus Wildryes. Plant Science 175:330-338
Genes Controlling Plant Growth Habit in Leymus (Triticeae); Maize Barren Stalk1 (Bal), Rice Lax Panicle, and Wheat Tiller Inhibition (Tin3) Genes as Possible Candidates - (Peer Reviewed Journal)
Kaur, P., Larson, S.R., Bushman, B.S., Wang, R., Hole, D., Thimmapuram, J., Gong, G., Liu, L., Mott, I.W. 2008. Genes Controlling Plant Growth Habit in Leymus (Triticeae); Maize Barren Stalk1 (Bal), Rice Lax Panicle, and Wheat Tiller Inhibition (Tin3) Genes as Possible Candidates. Functional and Integrative Genomics 8:375-386
Development of Genomic Tools for Wheatgrass and Wildrye Improvement - (Proceedings/Symposium)
Wang, R., Bushman, B.S., Larson, S.R., Mott, I.W. 2008. Development of Genomic Tools for Wheatgrass and Wildrye Improvement. International Rangeland Congress.
Detection of Genetic Variation in Wild Populations of Three Allium Species Using Amplified Fragment Length Polymorphisms - (Peer Reviewed Journal)
Phillips, N.C., Larson, S.R., Drost, D.T. 2008. Detection of Genetic Variation in Wild Populations of Three Allium Species Using Amplified Fragment Length Polymorphisms. HortScience.
Cross Species Utility and Comparative Genomic Use of SSR Markers Derived From Perennial Triticeae - (Abstract) - (15-Jan-08)
Genetic Differentiation and Hybridization Among Festuca Idahoensis, F. Roemeri, and F. Ovina Detected From AFLP, ITS, and Chloroplast DNA - (Peer Reviewed Journal)
Jones, T.A., Larson, S.R., Wilson, B.L. 2008. Genetic Differentiation and Hybridization Among Festuca Idahoensis, F. Roemeri, and F. Ovina Detected From AFLP, ITS, and Chloroplast DNA. Botany 86:422-434
Construction of a BAC Library of the Leymus Cinereus X L. Triticoides Hybrid - (Abstract)
Larson, S.R., Scheuring, C., Bushman, B.S., Mott, I.W., Dong, J.J., Zhang, Y., Zhang, X., Zhang, H.B., Wang, R. 2007. Construction of a BAC Library of the Leymus Cinereus X L. Triticoides Hybrid. ASA-CSSA-SSSA Annual Meeting Abstracts.
Mapping Growth Habit Traits in Elymus Wheatgrasses - (Abstract)
Mott, I.W., Larson, S.R., Robins, J.G. 2007. Mapping Growth Habit Traits in Elymus Wheatgrasses. International Symposium on Molecular Breeding of Forage Crops Proceedings.
New Genomic Resources for Pasture and Range Grasses - (Abstract)
Bushman, B.S., Larson, S.R., Wang, R., Mott, I.W. 2007. New Genomic Resources for Pasture and Range Grasses. Molecular Breeding of Forage and Turf Conference.
Evaluation of Leymus LG3a Rhizome QTLs in Four Advanced Backcross Populations and Alignment of Leymus LG3 EST Markers and Oryza Chromosome 1 - (Abstract)
Larson, S.R., Kaur, P., Bushman, B.S., Wang, R., Mott, I.W., Kim, R., Hernandez, A., Thimmapuram, J., Gong, G., Zhang, H. 2007. Evaluation of Leymus LG3a Rhizome QTLs in Four Advanced Backcross Populations and Alignment of Leymus LG3 EST Markers and Oryza Chromosome 1. International Symposium on Molecular Breeding of Forage Crops Proceedings.
Applications of High-Performance Computing (HPC) in Plant Breeding, Conservation, and Genetics - (Abstract)
Larson, S.R. 2007. Applications of High-Performance Computing (HPC) in Plant Breeding, Conservation, and Genetics. Life Sciences Symposium.
Comparative Mapping of Fiber, Protein, and Mineral Content QTLs in Two Full-Sib Families Derived From Interspecific Hybrids of Leymus (Triticeae) Wildryes - (Peer Reviewed Journal)
Larson, S.R., Mayland, H.F. 2007. Comparative Mapping of Fiber, Protein, and Mineral Content QTLs in Two Full-Sib Families Derived From Interspecific Hybrids of Leymus (Triticeae) Wildryes. Molecular Breeding.
Population Structure and Genetic Diversity in North American Hedysarum Boreale Nutt. (Hedysare: Fabaceae) - (Peer Reviewed Journal)
Bushman, B.S., Larson, S.R., Peel, M., Pfrender, M.E. 2007. Population Structure and Genetic Diversity in North American Hedysarum Boreale Nutt. (Hedysare: Fabaceae). Crop Science.
Comparison of Gene Expression in Leymus Tiller and Rhizome Meristems Using Heterologous Affymetrix Wheat and Barley Gene Chips - (Abstract)
Kaur, P., Mott, I.W., Bushman, B.S., Larson, S.R. 2007. Comparison of Gene Expression in Leymus Tiller and Rhizome Meristems Using Heterologous Affymetrix Wheat and Barley Gene Chips. Plant and Animal Genome.
GENETIC VARIATION AND DISTRIBUTION OF THE HIGHLY DORMANT JUMBO SEED MORPH OF INDIAN RICEGRASS - (Peer Reviewed Journal)
Jones, T.A., Redinbaugh, M.G., Zhang, Y., Larson, S.R., Dow, B.D. 2007. Genetic variation and distribution of the highly dormant jumbo seed morph of indian ricegrass. Crop Science.
DETECTION OF GENETIC VARIATION IN WILD POPULATIONS OF THREE ALLIUM SPECIES USING AMPLIFIED FRAGMENT LENGTH POLYMORPHISMS (AFLP) - (Abstract)
Phillips, N.C., Larson, S.R., Drost, D.T. 2006. Detection of genetic variation in wild populations of three allium species using amplified fragment length polymorphisms (aflp). HortScience. 41(4), 967
GROWTH HABIT, PLANT HEIGHT, AND FLOWERING QTLS IN NORTH AMERICAN LEYMUS WILDRYES - (Peer Reviewed Journal)
Larson, S.R., Wu, X., Jones, T.A., Jensen, K.B., Chatterton, N.J., Waldron, B.L., Robins, J.G., Bushman, B.S., Palazzo, A.J. 2006. Growth habit, plant height, and flowering qtls in north american leymus wildryes. Crop Science.
INTRA- AND INTERSPECIFIC POLLEN-MEDIATED GENE FLOW FROM AN APOMICTIC KENTUCKY BLUEGRASS (POA PRATENSIS L.) GENOTYPE UNDER CULTIVATED FIELD CONDITIONS USING A TRANSGENIC TRAIT AS A MARKER - (Peer Reviewed Journal)
Johnson, P.G., Larson, S.R., Patterson, J.T., Cattani, D.J., Nelson, E.K. 2006. Intra- and interspecific pollen-mediated gene flow from an apomictic kentucky bluegrass (poa pratensis l.) genotype under cultivated field conditions using a transgenic trait as a marker. Crop Science 46(5):1990-1997
DETECTION OF FREEZING-STRESS-RESPONSIVE GENES IN BARLEY - (Abstract)
Koo, B.C., Bushman, B.S., Mott, I.W., Wang, R., Larson, S.R., Chatterton, N.J. 2006. Detection of freezing-stress-responsive genes in barley. Plant and Animal Genome Conference.
Development of Native Western North American Triticeae Germplasm in a Restoration Context - (Peer Reviewed Journal)
Jones, T.A., Larson, S.R. 2005. Development of Native Western North American Triticeae Germplasm in a Restoration Context. Czech Journal of Genetics and Plant Breeding 41(Special Issue):108-111
IDENTIFICATION OF HEDYSARUM VARIETIES USING AMPLIFIED FRAGMENT LENGTH POLYMORPHISM (AFLP) ON A CAPILLARY ELECTROPHORESIS SYSTEM - (Peer Reviewed Journal)
Karudapuram, S., Larson, S.R. 2005. Identification of hedysarum varieties using amplified fragment length polymorphism (aflp) on a capillary electrophoresis system. Journal of Biomolecular Techniques.
GENE DISCOVERY RESEARCH IN PERENNIAL LEYMUS WILDRYES - (Proceedings/Symposium)
Larson, S.R. 2005. Gene discovery research in perennial leymus wildryes. Meeting Proceedings.
DETECTION OF DEME AND METAPOPULATION STRUCTURE IN NORTH AMERICAN RANGE GRASSES SPANNING LOCAL AND BROAD GEOGRAPHIC REGIONS - (Proceedings/Symposium)
Larson, S.R. 2005. Detection of deme and metapopulation structure in north american range grasses spanning local and broad geographic regions. Meeting Proceedings.
CYTOGENETICS AND MOLECULAR CHARACTERIZATION OF HYBRIDS BETWEEN 6X, 4X, AND 2X PLOIDY LEVELS IN CRESTED WHEATGRASS - (Peer Reviewed Journal)
Jensen, K.B., Larson, S.R., Waldron, B.L., Asay, K.H. 2006. Cytogenetics and molecular characterization of hybrids between 6x, 4x, and 2x ploidy levels in crested wheatgrass. Crop Science 46: 105-112. 2006
REGISTRATION OF 'BOZOISKY-II' RUSSIAN WILDRYE - (Peer Reviewed Journal)
Jensen, K.B., Asay, K.H., Johnson, D.A., Larson, S.R., Waldron, B.L., Palazzo, T.J. 2006. Registration of 'bozoisky-ii' russian wildrye. Crop Science 46:986-987.
REGISTRATION OF RELIABLE SANDBERG BLUEGRASS GERMPLASM - (Germplasm Release)
Waldron, B.L., Larson, S.R., Jensen, K.B., Harrison, R.D., Palazzo, A.J., Cary, T.J. 2006. Registration of reliable sandberg bluegrass germplasm. Crop Science 46:487-488
QTL ANALYSIS OF MINERAL, PROTEIN, AND FIBER CONTENT OF PERENNIAL LEYMUS WIlDRYES - (Abstract)
Larson, S.R., Mayland, H.F., Jensen, K.B. 2005. Qtl analysis of mineral, protein, and fiber content of perennial leymus wildryes. Agronomy Abstracts.
FINE GENETIC MAPPING OF RHIZOME QTLS IN PERENNIAL LEYMUS WILDRYES - (Abstract)
Kaur, P., Larson, S.R. 2005. Fine genetic mapping of rhizome qtls in perennial leymus wildryes. Agronomy Abstracts.
COMPARISON OF GENE EXPRESSION IN TILLER AND RHIZOME MERISTEMS OF PERENNIAL LEYMUS WILDRYES USING AFFYMETRIX GENECHIPS - (Abstract)
Kaur, P., Mott, I.W., Bushman, B.S., Larson, S.R. 2005. Comparison of gene expression in tiller and rhizome meristems of perennial leymus wildryes using affymetrix genechips. Agronomy Abstracts.
QTL ANALYSIS OF MINERAL CONTENT AND GRASS TETANY POTENTIAL IN LEYMUS WILDRYES - (Proceedings/Symposium)
Larson, S.R., Mayland, H.F. 2005. Qtl analysis of mineral content and grass tetany potential in leymus wildryes. Grassland International Congress.
DETECTION OF LINKAGE DISEQUILIBRIUM QTL'S CONTROLLING LOW-TEMPERATURE GROWTH AND METABOLITE ACCUMUlATIONS IN AN ADMIRAL BREEDING POPULATION OF LEYMUS WILDRYES - (Peer Reviewed Journal)
Hu, Z.M., Wu, X.L., Larson, S.R., Wang, R., Jones, T.A., Chatterton, N.J., Palazzo, A.J. 2005. Identification of molecular markers associated with soluble carbohydrates, anthocyanins, and growth characteristics in leymus (gramineae). Euphytica 141:263-280
CHARACTERIZATION OF HYBRIDS FROM INDUCED X NATURAL TETRAPLOIDS OF RUSSIAN WILDRYE - (Peer Reviewed Journal)
Jensen, K.B., Larson, S.R., Waldron, B.L., Johnson, D.A. 2005. Characterization of hybrids from induced x natural tetraploids of russian wildrye. Crop Science 45:1305-1311.
PHYLOGEOGRAPHY OF BLUEBUNCH WHEATGRASS - (Abstract)
Larson, S.R., Jones, T.A., Jensen, K.B. 2004. Phylogeography of bluebunch wheatgrass. Agricultural Research Service Publication.
DNA POLYMORPHISM AMONG MOUNTAIN BROMES OF WESTERN NORTH AMERICA - (Peer Reviewed Journal)
Massa, A., Larson, S.R. 2005. Dna polymorphism among mountain bromes of western north america. Native Plant Journal.
POPULATION STRUCTURE IN PSEUDOROEGNERIA SPICATA (POACEAE: TRITICEAE) MODELED BY BAYESIAN CLUSTERING OF AFLP GENOTYPES - (Peer Reviewed Journal)
Larson, S.R., Jones, T.A., Jensen, K.B. 2004. Population structure in pseudoroegneria spicata (poaceae: triticeae) modeled by bayesian clustering of aflp genotypes. American Journal of Botany.
REGISTRATION OF 'MUSTANG' ALTAI WILDRYE CULTIVAR - (Peer Reviewed Journal)
Jensen, K.B., Larson, S.R., Waldron, B.L. 2004. Registration of 'Mustang' altai wildrye cultivar. Crop Science 45:1168-1169.
GENOME RELATIONSHIPS AMONG POLYPLOID POA PRATENSIS AND OTHER POA SPECIES INFRERRED FROM PHYLOGENETIC ANLAYSIS OF NUCLEAR AND CHLOROPLAST DNA SEQUENCES - (Peer Reviewed Journal)
Patterson, J.T., Larson, S.R., Johnson, P.G. 2005. Genome relationships among polyploid poa pratensis and other poa species infrerred from phylogenetic anlaysis of nuclear and chloroplast dna sequences. Genome.
REGISTRATION OF TOE JAM CREEK BOTTLEBRUSH SQUIRRELTAIL GERMPLASM - (Germplasm Release)
Jones, T. A., D. C. Nielson, S. R. Larson, D. A. Johnson, T. A. Monaco, S. L. Caicco, D. G. Ogle, S. A. Young, and J. R. Carlson. 2004. Registration of Toe Jam Creek bottlebrush squirreltail germplasm. Crop Sci. 44:1880-1881.
REGISTRATION OF FISH CREEK BOTTLEBRUSH SQUIRRELTAIL GERMPLASM - (Germplasm Release)
Jones, T. A., D. C. Nielson, S. R. Larson, D. A. Johnson, T. A. Monaco, S. L. Caicco, D. G. Ogle, and S. A. Young. 2004. Registration of Fish Creek bottlebrush squirreltail germplasm. Crop Sci. 44:1879-1880.
REGISTRATION OF 'CACHE' MEADOW BROMEGRASS CULTIVAR - (Peer Reviewed Journal)
Jensen, K.B., Waldron, B.L., Larson, S.R., Peel, M. 2004. Registration of 'Cache' meadow bromegrass cultivar. Crop Science 44:2263-2264.
MOPRHOLOGICAL VARIATION IN BROMUS SECT. CERATOCHLOA GERMPLASM OF PATAGONIA - (Peer Reviewed Journal)
Massa, A.N., K.B. Jensen, S.R. Larson, and D.J. Hole. 2004. Morphological Variation in Bromus section Ceratochloa germplasm of Patagonia. Can. J. of Bot. 82: 136-144.
MOLECULAR GENETIC LINKAGE MAPS FOR ALLOTETRAPLOID LEYMUS (TRITICEAE) - (Peer Reviewed Journal)
Wu, X., S. R. Larson, Z. Hu, A. Palazzo, T. A. Jones, R. R.-C. Wang, K. B. Jensen, and N. J. Chatterton. Molecular genetic linkage maps for allotetraploid Leymus wildryes (Gramineae: Triticeae). Genome 46:627-646. 2003.
REGISTRATION OF W4909 AND W4910 BREAD WHEAT GERMPLASM LINES WITH HIGH SALINITY TOLERANCE - (Peer Reviewed Journal)
Wang, R., Larson, S.R., Horton, W.H., Chatterton, N.J. 2003. Registration of w4909 and w4910 bread wheat germplasm lines with high salinity tolerance. Crop Science 43:746

   
 
Last Modified: 10/29/2008
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