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ARS Home » Plains Area » Fort Collins, Colorado » Center for Agricultural Resources Research » Agricultural Genetic Resources Preservation Research » People & Locations » Harvey Blackburn

Harvey D Blackburn
Agricultural Genetic Resources Preservation Research
Animal Geneticist

Phone: (970) 492-7511
Fax: (970) 492-7505

1111 South Mason Street
NCGRP
FORT COLLINS, CO 805214500
Projects
National Animal Germplasm Program
In-House Appropriated (D)
  Accession Number: 433404
Cryopreservation of Model Organisms
Interagency Reimbursable Agreement (I)
  Accession Number: 438178
Development of Germplasm Resources for Preservation of Aquatic Models
Reimbursable Cooperative Agreement (R)
  Accession Number: 436716
Maintaining and Refining Animal GRIN
Non-Assistance Cooperative Agreement (S)
  Accession Number: 438095
Collection and Cryopreservation of Honey Bee Germplasm
Non-Assistance Cooperative Agreement (S)
  Accession Number: 430439
Implementation of a Genomics Database for Cattle and Other Livestock
Non-Assistance Cooperative Agreement (S)
  Accession Number: 431193
Assisted Reproductive Technologies for Heritage Swine Breeds
Non-Assistance Cooperative Agreement (S)
  Accession Number: 432462
Collection and Cryopreservation of Catfish and Gulf Coast Oysters
Non-Assistance Cooperative Agreement (S)
  Accession Number: 434957
Regeneration of Y Chromosome in Holstein Cattle
Non-Assistance Cooperative Agreement (S)
  Accession Number: 436326
Targeted Swine Germplasm Collection and Evaluation
Non-Assistance Cooperative Agreement (S)
  Accession Number: 436351
Collection of Sheep Germplasm in the Mid-Atlantic Region
Non-Assistance Cooperative Agreement (S)
  Accession Number: 438546

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Critical factors for non-surgical artificial insemination in sheep Reprint Icon - (Peer Reviewed Journal)
Purdy, P.H., Spiller, S.F., McGuire, E., McGuire, K., Koepke, K., Lake, S., Blackburn, H.D. 2020. Critical factors for non-surgical artificial insemination in sheep. Small Ruminant Research. 191:106179. https://doi.org/10.1016/j.smallrumres.2020.106179.
Genomic breed composition of selection signatures in Brangus beef cattle Reprint Icon - (Peer Reviewed Journal)
Paim, T., Hay, E.A., Wilson, C.S., Thomas, M., Kuehn, L.A., Pavia, S.R., McManus, C., Blackburn, H.D. 2020. Genomic breed composition of selection signatures in Brangus beef cattle. Frontiers in Genetics. 11:710. https://doi.org/10.3389/fgene.2020.00710.
A genetic investigation of Island of Jersey cattle, the foundation of the Jersey breed Reprint Icon - (Peer Reviewed Journal)
Huson, H.J., Sonstegard, T.S., Godfrey, J., Hambrook, D., Wolfe, C., Wiggans, G.R., Blackburn, H.D., Van Tassell, C.P. 2020. A genetic investigation of Island of Jersey cattle, the foundation of the Jersey breed. Frontiers in Genetics. 11:366. https://doi.org/10.3389/fgene.2020.00366.
A genetic investigation of island Jersey cattle, the foundation of the Jersey breed: Comparing population structure and selection to Guernsey, Holstein, and United States Jersey cattle Reprint Icon - (Peer Reviewed Journal)
Mixed ancestry from wild and domestic lineages contributes to the rapid expansion of invasive feral swine Reprint Icon - (Peer Reviewed Journal)
Smyser, T.J., Tabak, M.A., Slootmaker, C., Robeson, M.S., Miller, R., Megens, H., Groenen, M., Paiva, S.R., Faria, D., Blackburn, H.D., Schmit, B., Piaggio, A.J. 2020. Mixed ancestry from wild and domestic lineages contributes to the rapid expansion of invasive feral swine. Molecular Ecology. 29(6):1103-1119. https://doi.org/10.1111/mec.15392.
Reconstitution and modernization of lost Holstein male linages using samples from a gene bank Reprint Icon - (Peer Reviewed Journal)
Dechow, C.D., Liu, W.S., Specht, L.W., Blackburn, H.D. 2020. Reconstitution and modernization of lost Holstein male linages using samples from a gene bank. Journal of Dairy Science. https://doi.org/10.3168/jds.2019-17753.
Dynamics of genomic architecture during composite breed development in cattle Reprint Icon - (Peer Reviewed Journal)
Paim, T., Hay, E.A., Wilson, C.S., Thomas, M., Kuehn, L.A., Pavia, S.R., McManus, C., Blackburn, H.D. 2020. Dynamics of genomic architecture during composite breed development in cattle. Animal Genetics. 51(2):224-234. https://doi.org/10.1111/age.12907.
Conservation and utilization of livestock genetic diversity in the United States of America through gene banking Reprint Icon - (Peer Reviewed Journal)
Blackburn, H.D., Wilson, C.S., Krehbiel, B.C. 2019. Conservation and utilization of livestock genetic diversity in the United States of America through gene banking. Diversity. 11(12):244. https://doi.org/10.3390/d11120244.
Random regression of Hereford percentage intramuscular fat on geographical coordinates Reprint Icon - (Peer Reviewed Journal)
Delgadillo Liberona, J.S., Langdon, J.M., Herring, A.D., Blackburn, H.D., Speidel, S.E., Sanders, S., Riley, D.G. 2019. Random regression of Hereford percentage intramuscular fat on geographical coordinates. Journal of Animal Science. 98(1):skz359. https://doi.org//10.1093/jas/skz359.
Protecting food animal gene pools for future generations ()
Long, J.A., Blackburn, H.D., Martin, A., Taylor, R., Silversides, F., Youngs, C. 2019. Protecting food animal gene pools for future generations. Council for Agricultural Science and Technology Issue Paper. 65:1-24.
Progress report on a plains bison-Simmental interspecies cross for genome assembly by trio binning ()
Heaton, M.P., Kuehn, L.A., Vander Ley, B.L., Clark, H.J., Shafer, W., Schuetze, F., Stroud, B., Barfield, J.P., Blackburn, H.D., Kalbfleisch, T.S., Rosen, B.D., Bickhart, D.M., Oppenheimer, J., Shapiro, B., Green, R.E., Smith, T.P. 2019. Progress report on a plains bison-Simmental interspecies cross for genome assembly by trio binning [abstract]. Fall Focus 2019, Manhattan, Kansas, August 25-27, 2019. Available: https://simmental.org.
Evaluation of genetic structure across U.S. climate zones using prominent AI sires of Red Angus cattle Reprint Icon - (Peer Reviewed Journal)
Krehbiel, B.C., Thomas, M.G., Wilson, C.S., Speidel, S.D., Enns, M.R., Paiva, S.R., Blackburn, H.D. 2019. Evaluation of genetic structure across U.S. climate zones using prominent AI sires of Red Angus cattle. Livestock Science. 225:26-31. https://doi.org/10.1016/j.livsci.2019.04.012.
Genome to Phenome: Improving animal health, production, and well-being: A new USDA blueprint for animal genome research 2018–2027 Reprint Icon - (Peer Reviewed Journal)
Rexroad III, C.E., Vallet, J.L., Matukumalli, L.K., Ernst, C., Van Tassell, C.P., Cheng, H.H., Reecy, J., Fulton, J., Taylor, J., Lunney, J.K., Liu, J., Cockett, N., Smith, T.P., Van Eenennaam, A., Clutter, A., Telugu, B., Purcell, C., Bickhart, D.M., Blackburn, H.D., Neibergs, H., Wells, K., Boggess, M.V., Sonstegard, T. 2019. Genome to phenome: improving animal health, production, and well-being: a new USDA blueprint for animal genome research 2018–2027. Frontiers in Genetics. 10:327. https://doi.org/10.3389/fgene.2019.00327.
Assessing Sus scrofa diversity among continental United States, and Pacific Islands populations using molecular markers from a gene banks collection Reprint Icon - (Peer Reviewed Journal)
Faria, D., Pavia, S., Wilson, C.S., Blackburn, H.D. 2019. Assessing Sus scrofa diversity among continental United States, and Pacific Islands populations using molecular markers from a gene banks collection. Scientific Reports. 9:3173. https://doi.org/10.1038/s41598-019-39309-9.
New world goat populations: a genetically diverse reservoir for future use Reprint Icon - (Peer Reviewed Journal)
Paim, T.P., Hay, E.A., McManus, C., Faria, D.A., Cascante, M.I., Mezzadra, C., Mariante, A., Pavia, S.R., Blackburn, H.D. 2019. New world goat populations: a genetically diverse reservoir for future use. Scientific Reports. 9:1476. https://doi.org/10.1038/s41598-019-38812-3.
New world goat populations are a genetically diverse reservoir for future use Reprint Icon - (Peer Reviewed Journal)
Paim, T.P., Faria, D.A., Hay, E.A., McManus, C., Lanari, M.R., Esquivel, L.C., Cascante, M.I., Alfaro, E.J., Mendez, A., Faco, O., Silva, K.D., Mezzadra, C., Mariante, A., Pavia, S.R., Blackburn, H.D. 2019. New world goat populations are a genetically diverse reservoir for future use. Scientific Reports. 9(1):1476. https://doi.org/10.1038/s41598-019-38812-3.
Non-surgical artificial insemination of sheep; successes, challenges and opportunities - (Proceedings)
Purdy, P.H., Spiller, S.F., Blackburn, H.D. 2019. Non-surgical artificial insemination of sheep; successes, challenges and opportunities. Meeting Proceedings, Proceedings of the 27th Technical Conference on Artificial Insemination and Reproduction by the National Association of Animal Breeders, p. 25-29.
How applicable are dormant buds in cryopreservation of horticultural woody plant crops? The Malus case - (Proceedings)
How applicable are dormant buds in cryopreservation of horticultural woody plant crops? The Malus case - (Abstract Only)
Heritability estimations for inner muscular fat in Hereford cattle using random regressions - (Abstract Only)
The role of Genetic Drift and Selection Intensity on Small Populations: Sensitivity and Genomic Analysis - (Proceedings)
Biobanking genetic material for agricultural animal species - (Peer Reviewed Journal)
Blackburn, H.D. 2018. Biobanking genetic material for agricultural animal species. Annual Review of Animal Biosciences. 6:69-82. https://doi.org/10.1146/annurev-animal-030117-014603.
A new concept: national living soil repository Reprint Icon - (Peer Reviewed Journal)
Manter, D.K., Delgado, J.A., Blackburn, H.D., Harmel, R.D., Perez De Leon, A.A., Honeycutt, C.W. 2017. A new concept: national living soil repository. Proceedings of the National Academy of Sciences. 114:13587–13590. https://doi.org/10.1073/pnas.1720262115.
Application of in vitro culture in potato (Solanum L.) improvment and preservation - (Abstract Only)
A fine structure genetic analysis evaluating ecoregional adaptability of a Bos taurus breed (Hereford) - (Peer Reviewed Journal)
Blackburn, H.D., Krehbiel, B.C., Ericsson, S.A., Wilson, C.S., Caetano, A., Paiva, S.R. 2017. A fine structure genetic analysis evaluating ecoregional adaptability of a Bos taurus breed (Hereford). PLoS One. 12(5): e0176474.
The fertility achieved with nonsurgical AI and frozen-thawed ram sperm is influenced by the estrous synchronization protocol, semen cryopreservation diluent, and age and breed of the sheep - (Abstract Only)
Purdy, P.H., Spiller, S.F., Mcguire, E., Mcguire, K., Koepke, K., Stobart, R.H., Burke, J.M., Acharyaf, M., Beemer, T., Moss, G., Lake, S., Blackburn, H.D. 2017. The fertility achieved with nonsurgical AI and frozen-thawed ram sperm is influenced by the estrous synchronization protocol, semen cryopreservation diluent, and age and breed of the sheep. Biology of Reproduction. http://www.ssr.org/sites/ssr.org/files/uploads/attachments/node/482/ssr2017abstracts.pdf.
Genetic structure of Angus and Salers in relation to SNP associated with pulmonary arterial pressure Reprint Icon - (Abstract Only)
Blackburn, H.D., Krehbiel, B.C., Thomas, M., Speidel, S., Enns, M.R. 2017. Genetic structure of Angus and Salers in relation to SNP associated with pulmonary arterial pressure. Journal of Animal Science. https://doi.org/10.2527/asasann.2017.177.
Aquaculture genomics, genetics and breeding in the United States: Current status, challenges, and priorities for future research - (Peer Reviewed Journal)
Blackburn, H.D., Abdelrahman, H., Bosworth, B.G., Leeds, T.D., Lui, Z., Waldbieser, G.C., Rexroad III, C.E., Tiersch, T. 2017. Aquaculture genomics, genetics and breeding in the United States: Current status, challenges, and priorities for future research. Biomed Central (BMC) Genomics. 18:191.
Aquaculture genomics, genetics and breeding in the United States: current status, challenges, and priorities for future research Reprint Icon ()
Liu, Z., Leeds, T.D., Vallejo, R.L., Bosworth, B.G., Waldbieser, G.C., Palti, Y., Beck, B.H., Shoemaker, C.A., Blackburn, H.D., Rexroad III, C.E., Proestou, D.A. 2017. Aquaculture genomics, genetics and breeding in the United States: current status, challenges, and priorities for future research. Biomed Central (BMC) Genomics. 18:191. doi:10.1186/s12864-017-3557-1.
Conservation of animal genetic resources – A new tact - (Peer Reviewed Journal)
Paiva, S.R., Mcmanus, C.M., Blackburn, H.D. 2016. Conservation of animal genetic resources – A new tact. Livestock Science. 193(2016)32-38.
Genetic diversity of pig populations from the U.S. mainland, Pacific Islands and China: autosomal SNP evaluation - (Abstract Only)
Genetic diversity of pig populations from the U.S. mainlands, Pacific Islands, and China: Y chromosome evaluation - (Abstract Only)
Biobanking genetic resources: Challenges and implementation at the USDA National Animal Germplasm Program - (Peer Reviewed Journal)
Purdy, P.H., Wilson, C.S., Spiller, S.F., Blackburn, H.D. 2015. Biobanking genetic resources: Challenges and implementation at the USDA National Animal Germplasm Program. Reproduction, Fertility and Development. 28:1072-1078.
Genetic structure of goat breedsfrom Brazil and the United States: Implications for conservation and breeding programs - (Peer Reviewed Journal)
Carvalho, C.M., Paiva, S., Araujo, A., Mariante, A., Blackburn, H.D. 2015. Genetic structure of goat breedsfrom Brazil and the United States: Implications for conservation and breeding programs. Journal of Animal Science. 93:4629-4636.
Utilizing cattle genetic trends to evaluate the robust nature of gene bank collections - (Abstract Only)
Blackburn, H.D., Wilson, C.S., Paiva, S., Spiller, S.F., Purdy, P.H. 2015. Utilizing cattle genetic trends to evaluate the robust nature of gene bank collections. Meeting Abstract. ADSA-ASAS Joint Annual Meeting Orlando, FL July 12-16, 2015.
Development and validation of a low-density SNP panel related to prolificacy in sheep - (Abstract Only)
Lacerda, T., Blackburn, H.D., Yamagishi, M., Mcmanus, C., Caetano, A., Paiva, S. 2015. Development and validation of a low-density SNP panel related to prolificacy in sheep. Meeting Abstract. ADSA-ASAS Joint Annual Meeting Orlando, FL July 12-16, 2015.
Untapped genetic variability in Herefords: implications for climate change - (Abstract Only)
Krehbiel, B.C., Paiva, S., Wilson, C.S., Ericsson, S., Boatright, J., Blackburn, H.D., Thomas, M. 2015. Untapped genetic variability in Herefords: implications for climate change. Meeting Abstract. Western Section American Society of Animal Science, Ruidoso, NM, June 23-26, 2015. Volume 66
An update on USDA swine gene banking - (Abstract Only)
Purdy, P.H., Blackburn, H.D., Manahan, T.J., Spiller, S.F., Wilson, C.S. 2015. An update on USDA swine gene banking. Meeting Abstract. VIII International Conference on Boar Semen Preservation, Champaign, IL August 9-12, 2015. Vol 50:112-113.
A genetic investigation of isle of Jersey cattle, the foundation of the Jersey breed - (Abstract Only)
Huson, H., Sonstegard, T.S., Godfrey, J., Hambrook, D., Wolfe, C.W., Wiggans, G.R., Blackburn, H.D., Van Tassell, C.P. 2015. A genetic investigation of isle of Jersey cattle, the foundation of the Jersey breed. Plant and Animal Genome Conference. San Diego, CA, January 10–14, P0279(W143).
Status of genetic diversity of U. S. dairy goat breeds ()
Blackburn, H.D., Wilson, C.S., Krehbiel, B. 2015. Status of genetic diversity of U. S. dairy goat breeds. International Goat Association.
Status of genetic diversity of U. S. dairy goat breeds ()
Wilson, C.S., Krehbiel, B., Blackburn, H.D. 2015. Status of genetic diversity of U. S. dairy goat breeds. Dairy Goat Journal. 93:1.
A new SNP panel for evaluating genetic diversity in a composite cattle breed - (Proceedings)
Blackburn, H.D., Paiva, S.R., Sollero, B.P., Biegelmeyer, P., Caetano, A.R., Cardoso, F.F. 2014. A new SNP panel for evaluating genetic diversity in a composite cattle breed. Symposium Proceedings. World Congress of Genetics Applied to Livestock Production, Vancouver, Canada, August 17-22, 2014.
Merging molecular data for evaluating cross country genetic diversity of pigs. - (Proceedings)
Ibeka, C.O., Blackburn, H.D., Paiva, S.R., Mariante, A. 2014. Merging molecular data for evaluating cross country genetic diversity of pigs.. Symposium Proceedings. orld Congress of Genetics Applied to Livestock Production, Vancouver, Canada, August 17-22, 2014.
Conservation of Animal Genetic Resources (AnGR): the Next Decade - (Proceedings)
Paiva, S., Mcmanus, C., Blackburn, H.D. 2014. Conservation of Animal Genetic Resources (AnGR): the Next Decade. Symposium Proceedings. World Congress of Genetics Applied to Livestock Production, Vancouver, Canada, August 17-22, 2014.
Gene banks a mechanism for harnessing animal genetic resources for food security - (Proceedings)
Blackburn, H.D., Paiva, S. 2014. Gene banks a mechanism for harnessing animal genetic resources for food security. Meeting Proceedings. Ann.Symposium of the Brazilian Society of Animal Science. July 29 - Aug 1 2014, Aracaju, SE Brazil.
A preliminary report on the impact of cryopreservation diluent on ram sperm physiology and cervical artificial insemination - (Proceedings)
Purdy, P.H., Spiller, S.F., Rice, S.D., Koeoke, K.L., Mcguire, E.M., Mcguire, K.E., Stobart, S., Blackburn, H.D. 2014. A preliminary report on the impact of cryopreservation diluent on ram sperm physiology and cervical artificial insemination. Symposium Proceedings. Western Section American Society of Animal Science, June 25-27, 2014, San Angelo, Texas.
North American animal breeding and production: meeting the needs of a changing landscape - (Peer Reviewed Journal)
Blackburn, H.D., Plante, Y. 2014. North American animal breeding and production: meeting the needs of a changing landscape. Journal of Animal Breeding and Genetics. 131:247-248.
Angus sattle at high altitude: Genetic relationships and initial genome-wide association analyses of pulmonary arterial pressure - (Proceedings)
Cockrum, R.R., Zeng, Berge, N.F., Neary, J.M., Garry, F.B., Holt, T., Blackburn, H.D., Thomas, T., Speidel, S.E., Garrick, D.J., Enns, R.M., Thomas, M.G. 2014. Angus sattle at high altitude: Genetic relationships and initial genome-wide association analyses of pulmonary arterial pressure. Symposium Proceedings. World Congress of Genetics Applied to Livestock Production Vancouver, BC, Canada, Aug 17-22, 2014.
Impact of genetic drift on access and benefit sharing under the Nagoya protocol: The case of the Meishan pig Reprint Icon - (Peer Reviewed Journal)
Blackburn, H.D., Plante, Y., Rohrer, G.A., Welch, E.W., Paiva, S. 2014. Impact of genetic drift on access and benefit sharing under the Nagoya protocol: The case of the Meishan pig. Journal of Animal Science. 92(4):1405-1411.
Rooster sperm plasma membrane protein and phospholipid organization and reorganization attributed to cooling and cryopreservation - (Abstract Only)
Purdy, P.H., Spiller, S.F., Blackburn, H.D. 2013. Rooster sperm plasma membrane protein and phospholipid organization and reorganization attributed to cooling and cryopreservation. Meeting Abstract. Annual Meeting of the Society for Cryobiology, Bethesda, MD, July 28-31, 2013.
Impact of genetic drift on developing access and benefit sharing guidelines under the Nagoya Protocol: The case of Meishan pigs imported into the US - (Abstract Only)
Blackburn, H.D., Plante, Y., Welch, E.W., Rohrer, G.A., Paiva, S.R. 2013. Impact of genetic drift on developing access and benefit sharing guidelines under the Nagoya Protocol: The case of Meishan pigs imported into the US. Meeting Abstract. American Society of Animal Science, Indianapolis, IN, July 8-12, 2013.
Effect of storage time on the viability of cryopreserved bovine spermatozoa - (Abstract Only)
Gallegos, A.I., Ericsson, S.A., Blackburn, H.D., Spiller, S.F., Warnock, B.J., Meador, M.K., Smith, M.W., Purdy, P.H. 2013. Effect of storage time on the viability of cryopreserved bovine spermatozoa. Meeting Abstract. American Society of Animal Science, Indianapolis, IN, July 8-12, 2013.
Dynamic nature of rooster sperm membrane proteins and phospholipids during cooling and cryopreservation Reprint Icon - (Peer Reviewed Journal)
Purdy, P.H., Spiller, S.F., Blackburn, H.D. 2013. Dynamic nature of rooster sperm membrane proteins and phospholipids during cooling and cryopreservation. Cryobiology. http://dx.doi.org/10.2016/j.cryobiol.2013.09.035.
Genetic variation and differentiation of bison (Bison bison) subspecies and cattle (Bos taurus) breeds and subspecies - (Peer Reviewed Journal)
Cronin, M., Macneil, M., Ninh, V., Leesburg, V.L., Blackburn, H.D., Derr, J. 2013. Genetic variation and differentiation of bison (Bison bison) subspecies and cattle (Bos taurus) breeds and subspecies. Journal of Heredity. 104:500-509.
Genetic variation in bison (bison bison) subspecies and cattle (Bos taurus) breeds and subspecies Reprint Icon - (Peer Reviewed Journal)
Cronin, M.A., MacNeil, M.D., Vu, N., Leesburg, V.L., Blackburn, H.D., Derr, J. 2013. Genetic variation in bison (bison bison) subspecies and cattle (Bos taurus) breeds and subspecies. Journal of Heredity. 104(4):500-509.
Curating seeds and other genetic resources for ethnobiology. In: Salick,J.Konchar, K. and Nesbitt, M., editors. Curatring Biocultural Collections: A handbook ()
Dierig, D.A., Blackburn, H.D., Ellis, D.D., Nesbitt, M. 2014. Curating seeds and other genetic resources for ethnobiology. In: Salick,J.Konchar, K. and Nesbitt, M., editors. Curatring Biocultural Collections: A handbook. Book Chapter. Richamand, Surrey, UK: Royal Botanical Gardens, Kew. p. 107-125.
59 Effect of storage duration on post-thaw parameters of bull semen. Reproduction, Fertility and Development 25: 177. - (Abstract Only)
Carwell, D.B., Scott, B.R., Blackburn, H.D., Bondioli, K.R., Gentry, G.T., Godke, R.A. 2012. 59 Effect of storage duration on post-thaw parameters of bull semen. Reproduction, Fertility and Development 25: 177. Meeting Abstract. International Embryo Transfer Society, Hannover, Germany, January 19-22, 2013.
A resource for broadening the genetic base of livestock populations ()
Blackburn, H.D. 2012. A resource for broadening the genetic base of livestock populations. Popular Publication. 29:4-5.
The animal genetic resource information network (AnimalGRIN) database: A database design and implementation case - (Peer Reviewed Journal)
Irwin, G., Wessel, L.K., Blackburn, H.D. 2012. The animal genetic resource information network (AnimalGRIN) database: A database design and implementation case. Journal of Information Systems Education. 23:19-32.
Isolated Jersey genetics are a treasure trove ()
Blackburn, H.D. 2012. Isolated Jersey genetics are a treasure trove. Popular Publication. July Issue.
Genetic selection and preservation of genetic diversity - (Peer Reviewed Journal)
Blackburn, H.D. 2012. Genetic selection and preservation of genetic diversity. Reproduction of Domestic Animals. 47:249-254.
185 Cost effectiveness of maintaining research chicken populations in situ or with cryopreserved semen or ovaries - (Abstract Only)
Silversides, F.G., Purdy, P.H., Blackburn, H.D. 2012. 185 Cost effectiveness of maintaining research chicken populations in situ or with cryopreserved semen or ovaries. Meeting Abstract. Poultry Science Association, Athens, GA, July 9-12.
Comparative costs of programmes to conserve chicken genetic variation based on maintaining living populations or storing cryopreserved material - (Peer Reviewed Journal)
Silversides, F., Purdy, P.H., Blackburn, H.D. 2013. Comparative costs of programmes to conserve chicken genetic variation based on maintaining living populations or storing cryopreserved material. British Poultry Science. 53:599-607.
Boar sperm quality in lines of pigs selected for either ovulation rate or uterine capacity Reprint Icon - (Peer Reviewed Journal)
Freking, B.A., Purdy, P.H., Spiller, S.F., Welsh, C.S., Blackburn, H.D. 2012. Boar sperm quality in lines of pigs selected for either ovulation rate or uterine capacity. Journal of Animal Science. 90(8):2515-2523.
Genetic diversity of Ovis aries populations near domestication centers and in the new world - (Peer Reviewed Journal)
Blackburn, H.D., Toishibekov, Y., Toishibekov, M., Welsh, C.S., Spiller, S.F., Brown, M.A., Pavia, S. 2011. Genetic diversity of Ovis aries populations near domestication centers and in the new world. Genetica. 139:1169-1178.
Combining US and Brazilian microsatellite data for a meta-analysis of sheep (Ovis aries) breed diversity: Facilitating the FAO Global Plan of Action for conserving animal genetic resources - (Peer Reviewed Journal)
Paiva, S., Mariante, A., Blackburn, H.D. 2011. Combining US and Brazilian microsatellite data for a meta-analysis of sheep (Ovis aries) breed diversity: Facilitating the FAO Global Plan of Action for conserving animal genetic resources. Journal of Heredity. 102:697-704.
Cryoconservation of animal genetic resources. Animal Production and Health Guidelines No. 12 ()
Blackburn, H.D., Godke, R., Purdy, P.H., Hiemstra, S., Woelders, H., Mariante, A., Pizzi, F., Boettcher, P. 2012. Cryoconservation of animal genetic resources. Animal Production and Health Guidelines No. 12. Complete Book. FAO, Rome p. 222.
Ex situ conservation of Holstein-Friesian cattle: Comparing the Dutch, French and USA germplasm collections - (Peer Reviewed Journal)
Danchin-Burge, C., Hiemstra, S.J., Blackburn, H.D. 2011. Ex situ conservation of Holstein-Friesian cattle: Comparing the Dutch, French and USA germplasm collections. Journal of Dairy Science. 94:4100-4108.
Genetic Structure and Diversity among U.S. sheep breeds: Identification of the major gene pools. - (Peer Reviewed Journal)
Blackburn, H.D., Paiva, S.R., Wildeus, S., Getz, W., Stobart, R., Bixby, D., Purdy, P.H., Welsh, C.S., Spiller, S.F., Brown, M.A. 2011. Genetic Structure and Diversity among U.S. sheep breeds: Identification of the major gene pools. Journal of Animal Science. 89:2336-2348.
Inbreeding levels in swine: Ramifications for Genetic Diversity ()
Blackburn, H.D., Welsh, C.S. 2010. Inbreeding levels in swine: Ramifications for Genetic Diversity. Extension Publications The American Livestock Breeds Conservancy 27:5-6.
The USDA national animal germplasm program and the aquatic species collection. In: T.R. Tiersch and C.C. Green (eds.) Cryopreservation in Aquatic Species, 2nd Edition. World Aquaculture Society, Baton Rouge, LA ()
Blackburn, H.D. 2011. The USDA national animal germplasm program and the aquatic species collection. pp. 774-779. In: T.R. Tiersch and C.C. Green (eds.) Cryopreservation in Aquatic Species, 2nd Edition. World Aquaculture Society, Baton Rouge, LA. Book Chapter.
The Relationship between Conservation Policy and Aquatic Genetic Resources. In: T.R. Tiersch and C.C. Green (eds.) Cryopreservation in Aquatic Species, 2nd Edition. World Aquaculture Society, Baton Rouge, LA. ()
Long, J., Blackburn, H.D. 2011. The Relationship between Conservation Policy and Aquatic Genetic Resources. pp. 977-983. In: T.R. Tiersch and C.C. Green (eds.) Cryopreservation in Aquatic Species, 2nd Edition. World Aquaculture Society, Baton Rouge, LA. Book Chapter.
Options and legal requirements for national and regional animal genetic resources collections - (Peer Reviewed Journal)
Blackburn, H.D., Boettcher, P. 2010. Options and legal requirements for national and regional animal genetic resources collections. Animal Genetic Resources Information. 47:91-100.
Effect of number of motile frozen-thawed boar sperm and number of fixed-time inseminations on fertility in estrous-synchronized gilts - (Peer Reviewed Journal)
Spencer, K.W., Purdy, P.H., Blackburn, H.D., Spiller, S.F., Stewart, T.S., Knox, R.V. 2010. Effect of number of motile frozen-thawed boar sperm and number of fixed-time inseminations on fertility in estrous-synchronized gilts. Animal Reproduction Sciences. 121:259-266.
Reproductive biotechnologies and management of animal genetic resources - (Proceedings)
Blackburn, H.D., Purdy, P.H. 2010. Reproductive biotechnologies and management of animal genetic resources. XIIIth European Poultry Conference, Tours France, August 23-27, 2010. Meeting Proceedings.
Implications of the pH and temperature of diluted, cooled boar semen on fresh and frozen-thawed sperm motility characteristics - (Peer Reviewed Journal)
Purdy, P.H., Tharp, N., Stewart, T., Spiller, S.F., Blackburn, H.D. 2010. Implications of the pH and temperature of diluted, cooled boar semen on fresh and frozen-thawed sperm motility characteristics. Theriogenology. 74:1304-1310.
Ex-situ conservaton of Holstein-Friesian cattle comparing the Dutch, French and USA germplasm collections - (Proceedings)
Danchin-Burge, C., Blackburn, H.D., Hiemstra, S.J. 2010. Ex-situ conservaton of Holstein-Friesian cattle comparing the Dutch, French and USA germplasm collections. 9th World Congress on Genetics Applied to Livestock Production, August 1-6, 2010, Leipzig, Germany. Meeting Proceedings.
The facilitating roles and uses of gene banks in addressing the global plan of action - (Proceedings)
Blackburn, H.D. 2010. The facilitating roles and uses of gene banks in addressing the global plan of action. World Congress on Genetics Applied to Livestock Production August 1-6, 2010 Leipzig, Germany. Meeting Proceedings.
Meta-analysis of microsatellite data from US and Brazil sheep breeds - (Proceedings)
Paiva, S.R., Blackburn, H.D., Mariante, A.S. 2010. Meta-analysis of microsatellite data from US and Brazil sheep breeds. 9th World Congress on Genetics Applied to Livestock Production, August 1-6, 2010, Leipzig, Germany. Meeting Proceedings.
Pedigree Analysis Of Five U.S. Swine Breeds And The Implications For Genetic Conservation - (Peer Reviewed Journal)
Welsh, C.S., Stewart, T.S., Schwab, C., Blackburn, H.D. 2010. Pedigree Analysis Of Five U.S. Swine Breeds And The Implications For Genetic Conservation. Journal of Animal Science. 88:1610–1618.
19 Beef cattle pregnancy rates following insemination with aged frozen angus semen - (Abstract Only)
Carwell, D.B., Pitchford, J.A., Gentry, G.T., Blackburn, H.D., Bondioli, K.R., Godke, R.A. 2009. 19 Beef cattle pregnancy rates following insemination with aged frozen angus semen. Journal Of Reproduction, Fertility And Development 22:167-168.
Inseminating fresh or cryopreserved semen for maximum efficiency: implications for gene banks and industry - (Peer Reviewed Journal)
Blackburn, H.D., Silversides, F., Purdy, P.H. 2009. Inseminating fresh or cryopreserved semen for maximum efficiency: implications for gene banks and industry. Poultry Science. 88:2192-2198.
Evaluation of Glycerol Removal Techniques, Cryoprotectants, and Insemination Methods for Cryopreserving Rooster Sperm with Implications for Breed and/or Line Regeneration - (Peer Reviewed Journal)
Purdy, P.H., Song, Y., Silversides, F.G., Blackburn, H.D. 2009. Evaluation of Glycerol Removal Techniques, Cryoprotectants, and Insemination Methods for Cryopreserving Rooster Sperm with Implications for Breed and/or Line Regeneration. Poultry Science. 88:2184-2191
The fertility of ram sperm held for 24 hours at 5 ºC prior to cryopreservation - (Peer Reviewed Journal)
Purdy, P.H., Moce, E., Stobart, R., Murdoch, W.J., Moss, G.E., Larson, B., Ramsey, S., Graham, J.K., Blackburn, H.D. 2009. The fertility of ram sperm held for 24 hours at 5 ºC prior to cryopreservation. Animal Reproduction Sciences. 118:231-235.
Population Status Of Major U.S. Swine Breeds - (Proceedings)
Welsh, C.S., Blackburn, H.D., Schwab, C. 2009. Population Status Of Major U.S. Swine Breeds. American Society of Animal Science Western Section, June 16-18, 2009 Fort Collins, CO. Proceedings. 60:42-45
Conservation of Swine Genetics by the National Animal Germplasm Program (NAGP) after One Decade ()
Blackburn, H.D., Stewart, T., Purdy, P.H. 2009. Conservation of Swine Genetics by the National Animal Germplasm Program (NAGP) after One Decade. National Hog Farmer.
Investigation of a novel non-surgical method of artificial insemination for sheep - (Proceedings)
PPurdy, P.H., Blackburn, H.D., Larson, B., Stobart, R. 2009. Investigation of a novel non-surgical method of artificial insemination for sheep. Western section of Amercan Society of animal Science, Fort Collins, CO, June 16-18, 2009.
Comparison of Genetic Diversity Between US and Kazak Sheep Breeds. - (Abstract Only)
Blackburn, H.D., Toishibekov, Y., Toishibekov, M., Welsh, C.S., Spiller, S.F., Brown, M. 2009. Comparison of Genetic Diversity Between US and Kazak Sheep Breeds. Journal of Animal Science 87:401. Annual meeting of the American Society of Animal Science, July 13-17, 2009. Montreal Canada.
Influence of pre-cryopreservation pH and temperature on boar semen quality - (Abstract Only)
Tharp, N.E., Purdy, P.H., Blackburn, H.D., Spiller, S.F., Stewart, T. 2009. Influence of pre-cryopreservation pH and temperature on boar semen quality. Midwest Section American Society of Animal Science, Des Moines, IA, March 16-18, 2008.
Evaluation of new techniques to enhance the use of A.I. on farm. - (Abstract Only)
PPurdy, P.H., Stobart, R.H., Larson, B., Blackburn, H.D. 2009. Evaluation of new techniques to enhance the use of A.I. on farm. American Sheep Industry Association Annual Conference, San Diego, CA, January 21-24, 2009.
Effect of number of motile sperm and number of inseminations using frozen boar semen on fertility in gilts ()
Spencer, K., Purdy, P.H., Blackburn, H.D., Spiller, S.F., Welsh, C.S., Stewart, T., Breen, S., Taibl, J., Yantis, B., Knox, R. 2008. Effect of number of motile sperm and number of inseminations using frozen boar semen on fertility in gilts. National Hog Farmer. http://nationalhogfarmer.com/genetics-reproduction/artificial-insemination/1215-boar-semen-use/.
Perspectives on cryopreservation, quality control, and artificial insemination of frozen-thawed boar sperm in a national repository - (Proceedings)
Purdy, P.H., Knox, R., Singleton, W., Spencer, K., Spiller, S.F., Stewart, T., Tharp, N., Welsh, C.S., Blackburn, H.D. 2008. Perspectives on cryopreservation, quality control, and artificial insemination of frozen-thawed boar sperm in a national repository. Symposium Proceedings. Midwest Boar Stud Managers Conference, Saint Louis, MO August 7-8, 2008.
Animal Genetic Resource Trade Flows: The Utilization of Newly Imported Breeds and the Gene Flow of Imported Animals in the United States of America - (Peer Reviewed Journal)
Blackburn, H.D., Gollin, D. 2009. Animal Genetic Resource Trade Flows: The Utilization of Newly Imported Breeds and the Gene Flow of Imported Animals in the United States of America. Livestock Science 120:240-247.
Animal Genetic Resource Trade Flows: Economic Assessment - (Peer Reviewed Journal)
Gollin, D., Van Dusen, E., Blackburn, H.D. 2009. Animal Genetic Resource Trade Flows: Economic Assessment. Livestock Science 120:248-255.
Genebank Development for the Conservation of Livestock Genetic Resources in the United States of America - (Peer Reviewed Journal)
Blackburn, H.D. 2009. Genebank Development for the Conservation of Livestock Genetic Resources in the United States of America. Livestock Science 120:196-203.
Genetic Diversity of US Sheep Breeds - (Abstract Only)
Blackburn, H.D., Brown, M., Wildeus, S., Stobart, R., Bixby, D., Dzakuma, J., Ericsson, S., Getz, W., Cockett, N., Matsas, D., Welsh, C.S., Spiller, S.F. 2008. Genetic Diversity of US Sheep Breeds. Meeting Abstract.
Boar fertility and semen quality characteristics in lines of pigs selected for component traits of female reproduction - (Abstract Only)
Freking, B.A., Purdy, P.H., Welsh, C.S., Spiller, S.F., Blackburn, H.D. 2008. Boar fertility and semen quality characteristics in lines of pigs selected for component traits of female reproduction [abstract]. Journal of Animal Science Supplement. 86(E-Suppl. 2):208-209. Abstract #W50.
Integrating policies for the management of animal genetic resources with demand for livestock products and environmental sustainability - (Peer Reviewed Journal)
Blackburn, H.D. 2007. Integrating policies for the management of animal genetic resources with demand for livestock products and environmental sustainability. Animal Genetic Resources Information. 41:53-64.
Semen cryopreservation research seeks higher fertility rates in rainbow trout ()
Silverstein, J.T., Purdy, P.H., Blackburn, H.D. 2007. Semen cryopreservation research seeks higher fertility rates in rainbow trout. Global Aquaculture Advocate. 10(2):84.
Relationship of flow cytometric evaluations of cryopreserved rainbow trout Oncorhynchus mykiss sperm with fertility - (Abstract Only)
Purdy, P.H., Blackburn, H.D., Silverstein, J. 2007. Relationship of flow cytometric evaluations of cryopreserved rainbow trout Oncorhynchus mykiss sperm with fertility. Aquaculture 2007 Annual Meeting. p 734.
GENETIC RELATIONSHIPS BETWEEN FERAL CATTLE FROM CHIRIKOF ISLAND, ALASKA, AND OTHER BREEDS - (Peer Reviewed Journal)
MacNeil, M.D., Cronin, M.A., Blackburn, H.D., Richards, C.M., Lockwood, D.R., Kantanen, J., Alexander, L.J. 2007. Genetic relationships between feral cattle from Chirikof Island, Alaska, and other breeds. Animal Genetics 38:193-197.
A Method for Cryopreserving Chicken Primordial Germ Cells - (Peer Reviewed Journal)
Moore, D.T., Purdy, P.H., Blackburn, H.D. 2006. A Method for Cryopreserving Chicken Primordial Germ Cells. Poultry Science. 85:1784–1790.
CURRENT EFFORTS IN CONSERVATION OF ANIMAL GENETIC DIVERSITY - (Abstract Only)
Blackburn, H.D., Bixby, D.E. 2006. Current efforts in conservation of animal genetic diversity. Journal of Animal Science. 84(Supl 1):422.
POLICIES FOR THE MANAGEMENT OF ANIMAL GENETIC RESOURCES - (Peer Reviewed Journal)
Blackburn, H.D., Mezzadra, C. 2006. Policies for the management of animal genetic resources. 8th World Congress of Genetics Applied in Livestock Production. 33(2):1-7.
GENETIC RELATIONSHIPS AMONG BREEDS OF BEEF CATTLE IN THE UNITED STATES THAT ORIGINATED FROM THE BRITISH ISLES, IBERIAN PENNINSULA, OR WEST-CENTRAL EUROPE - (Proceedings)
Macneil, M.D., Cronin, M.A., Blackburn, H.D., Alexander, L.J. 2006. Genetic relationships among breeds of beef cattle in the united states that originated from the british isles, iberian penninsula, or west-central europe. World Congress of Genetics Applied in Livestock Production 32(2):1-4.
VARIATION IN SPERM CELL QUALITY IN CRYOPRESERVED BOAR SEMEN - (Peer Reviewed Journal)
Stewart, T., Gunsett, F., Welsh, C.S., Spiller, S.F., Purdy, P.H., Blackburn, H.D. 2006. Variation in sperm cell quality in cryopreserved boar semen. 8th World Congress of Genetics Applied in Livestock Production. 11(23):1-4.
U.S. SWINE GENETIC RESOURCES AND THE NATIONAL ANIMAL GERMPLASM PROGRAM - (Proceedings)
Blackburn, H.D., Welsh, C.S., Stewart, T. 2005. U.s. swine genetic resources and the national animal germplasm program. Swine Improvement Federation Proceedings.
NATIONAL ANIMAL GERMPLASM PROGRAM: CHALLENGES AND OPPORTUNITIES FOR POULTRY GENETIC RESOURCES - (Peer Reviewed Journal)
Blackburn, H.D. 2006. National animal germplasm program: challenges and opportunities for poultry genetic resources. Poultry Science. 85:210-215.
COLLECTION AND FREEZING OF ANGORA EMBRYOS FOR THE USDA ANIMAL GERMPLASM REPOSITORY - (Abstract Only)
Blackburn, H.D., Mcallister, J.M., Purpera, M., Landry, A., Olcott, B., Bondioli, K., Bushnell, S., Godke, R.A., Loetz, E. 2005. Collection and freezing of angora embryos for the usda animal germplasm repository. ASAS Southern Section Meeting, February 4-8, 2006. Journal of Animal Science. 84(Supl 2):24-25.
WITHIN BREED SELECTION OF BOARS FOR A GENE BANK - (Abstract Only)
Blackburn, H.D., Welsh, C.S., Stewart, T. 2005. Within breed selection of boars for a gene bank. Journal of Animal Science. 83(Supl 1):138.
CHANGES IN INBREEDING OF U.S. HEREFORDS DURING THE TWENTIETH CENTURY - (Peer Reviewed Journal)
Cleveland, M.A., Blackburn, H.D., Enns, R.M., Garrick, D.J. 2005. Changes in inbreeding of u.s. herefords during the twentieth century. Journal of Animal Science. Vol. 83 #5, MS#4708, pp. 992-1001.
GENETIC DIVERSITY IN AND CONSERVATION STRATEGY CONSIDERATIONS FOR NAVAJO-CHURRO SHEEP - (Peer Reviewed Journal)
Maiwashe, N., Blackburn, H.D. 2004. Genetic diversity in and conservation strategy considerations for navajo churro sheep. Journal of Animal Science. 82:2900-2905.
EVALUATION OF PREDICTIONS OF BODY WEIGHT AND FEED INTAKE BY GROWING CROSSBRED BOER GOATS WITH A GOAT SIMULATION MODEL - (Abstract Only)
Villaguiran, M., Nuti, L.C., Gipson, T.A., Goetsch, A.L., Blackburn, H.D. 2004. Evaluation of predictions of body weight and feed intake by growing crossbred boer goats with a goat simulation model. Journal of Animal Science. 82(Suppl 1):357.
EXAMINING THE GENETIC DIVERSITY OF HEREFORD CATTLE - (Abstract Only)
Blackburn, H.D., Cleveland, M.A., Enns, R.M., Garrick, D.J. 2004. Examining the genetic diversity of hereford cattle. Journal of Animal Science. 82(Suppl 1):451.
SPANISH BUCK SS-B INHIBIN/ACTIVIN (INHBB) MICROSATELLITE POLYMORPHISMS - (Abstract Only)
Realivasquez, R., Ericsson, S.A., Spiller, S.F., Campbell, W.T., Sternes, K.L., Purdy, P.H., Blackburn, H.D., Dzakuma, J.M. 2004. Spanish buck ss-b inhibin/activin (INHBB) microsatellite polymorphisms. American Society of Animal Science/American Society of Dairy Science/Poultry Science Association Annual Meeting, July 25-29, 2004, St. Louis, Missouri. Journal of Animal Science Supplement 2004. 82(Suppl 1): 377-378.
INHA MICROSATELLITE POLYMORPHISMS IN ANGORA BUCKS - (Abstract Only)
Spiller, S.F., Ericsson, S.A., Realivasquez, R., Campbell, W.T., Sterns, K.L., Purdy, P.H., Blackburn, H.D., Dzakuma, J.M. 2004. INHA microsatellite polymorphisms in angora bucks. American Society of Animal Science/American Society of Dairy Science/Poultry Science Association Annual Meeting, July 25-29, 2004, St. Louis, Missouri. Journal of Animal Science 2004. 82(Suppl 1):378.
INTERNATIONAL ANIMAL GERMPLASM EXCHANGE ()
Blackburn, H.D. 2004. International animal germplasm exchange. Encyclopedia of Animal Science. 559-561.
DEVELOPMENT OF NATIONAL ANIMAL GENETIC RESOURCE PROGRAM - (Peer Reviewed Journal)
Blackburn, H.D. 2004. Development of national animal genetic resource program. Reproduction, Fertility and Development. 16:27-32.
BIG SAGEBRUSH LEAF AREA DYNAMICS ON A BURNED, GRAZED AND CONTROL SITE IN THE SAGEBRUSH STEPPE - (Proceedings)
Hendrickson, J.R., D.A. Johnson, N.Z. Saliendra, J.W. Walker, and H.D. Blackburn. Big Sagebrush Leaf Area Dynamics on a Burned, Grazed and Control Site in the Sagebrush Steppe. 2003. Society of Range Management Annual Meeting, Casper, WY.
BIG SAGEBRUSH LEAF AREA DYNAMICS ON A BURNED, GRAZED AND CONTROL SITE IN THE SAGEBRUSH STEPPE - (Abstract Only)
Hendrickson, J.R., Johnson, D.A., Saliendra, N.Z., Walker, J.W., Blackburn, H.D. 2003. Big sagebrush leaf area dynamics on a burned, grazed and control site in the sagebrush steppe. Range Management Meeting Proceedings.
THE EFFECTS OF EXTENDER AND FREEZE RATE ON PRE-AND POST-THAW CASA PARAMETERS OF WARHILL RAM SEMEN - (Abstract Only)
Sharkey, S.C., Blackburn, H.D., Kimberling, C. 2002. The effects of extender and freeze rate on pre-and post-thaw casa parameters of warhill ram semen. Cryobiology. XVII.
MANAGEMENT OF U.S. GENETIC RESOURCES - (Proceedings)
Blackburn, H.D. 2002. Management of u.s. genetic resources. World Congress of Genetics Applied in Livestock Production. 33:521-524.
GENETIC DIVERSITY AND RELATIONSHIPS OF HAIR SHEEP BREEDS OF THE AMERICAS: FIRST RESULTS - (Proceedings)
Muigai, A.W., Hirbo, .J., Rege, J.0., Sharkey, .S., Blackburn, H.D., Hanotte, .O. 2002. Genetic diversity and relationships of hair sheep breeds of the americas: first results. World Congress of Genetics Applied in Livestock Production. 33:573-576.
GOAT GROWTH MODEL: GENOTYPE X NUTRITIONAL ENVIRONMENTAL INTERACTIONS - (Proceedings)
Dzakuma, J.M., Risch, .E., Blackburn, H.D. 2002. Goat growth model: genotype x nutritional environmental interactions. World Congress of Genetics Applied in Livestock Production. 31:237-240.
PREDICTED RATE OF INBREEDING FOR A CLOSED LINE OF HEREFORD CATTLE - (Proceedings)
Tseveenjav, .B., Maiwashe, .N., Golden, B.L., Blackburn, H.D. 2002. Predicted rate of inbreeding for a closed line of hereford cattle. Western Section of Animal Science Proceedings. 52:105-107.
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