Skip to main content
ARS Home » Crop Production and Protection » People & Locations » Peter Bretting

Peter K Bretting
Crop Production and Protection
National Program Leader

Phone: (301) 504-5541
Fax: (301) 504-6191
Room 4-2212

5601 SUNNYSIDE AVENUE
GWCC-BLTSVL
BELTSVILLE, MD 207055139

National Program Leader For:


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Expanding learning resources for plant genetic resource conservation and use - (Abstract Only)
Byrne, P., Volk, G.M., Bretting, P.K. 2020. Expanding learning resources for plant genetic resource conservation and use. ASA-CSSA-SSSA Annual Meeting Abstracts.
New learning materials for plant genetic resources conservation and use - (Abstract Only)
Byrne, P., Volk, G.M., Bretting, P.K. 2020. New learning materials for plant genetic resources conservation and use. National Association of Plant Breeders.
Plant genetic resources training materials deemed essential by international survey Reprint Icon - (Peer Reviewed Journal)
Volk, G.M., Bretting, P.K., Byrne, P.F. 2019. Plant genetic resources training materials deemed essential by international survey. Crop Science. 59:2308-2316. https://doi.org//10.2135/cropsci2019.05.0324.
Educating the next generation of genebank workers - (Abstract Only)
Byrne, P., Volk, G.M., Bretting, P.K. 2019. Educating the next generation of genebank workers. Crop Science Society of America. 2018 ASA/CSSA Meeting.
Role of the U. S. Department of Agriculture’s National Genetic Resources Advisory Council (NGRAC) in Providing Strategic Recommendations for Strengthening National Genetic Resources Conservation and Use - (Abstract Only)
Global access to maize germplasm provided by the U.S. National Plant Germplasm System and by U.S. plant breeders - (Peer Reviewed Journal)
Kurtz, B., Gardner, C.A., Millard, M.J., Bretting, P.K., Nickson, T., Smith, J.C. 2015. Global access to maize germplasm provided by the U.S. National Plant Germplasm System and by U.S. plant breeders. Crop Science. 56(3):931-941.
Procedures and best management practices for genetically engineered traits in USDA/ARS germplasm and breeding lines - (Abstract Only)
Greene, S.L., Blalock, J., Gardner, C.A., Hellier, B.C., Mcgrath, J.M., Nelson, R.L., Percy, R.G., Scorza, R., Scott, R.A., Yeater, K.M., Bretting, P.K. 2015. Procedures and best management practices for genetically engineered traits in USDA/ARS germplasm and breeding lines. Meeting Abstract. Crop Science Society of America, Minneapolis, MN. Nov. 15-18, 2015.
The vulnerability of US apple (Malus) genetic resources Reprint Icon - (Peer Reviewed Journal)
Volk, G.M., Chao, C.T., Norelli, J.L., Brown, S.K., Fazio, G., Peace, C., McFerson, J., Zhong, G., Bretting, P.K. 2015. The vulnerability of US apple (Malus) genetic resources. Genetic Resources and Crop Evolution. 62(5):765-794. doi:10.1007/s10722-014-0194-2.
Using the GRIN-Global System to Identify Useful Plant Genetic Resources & Information - (Abstract Only)
Gardner, C.A., Cyr, P.D., Millard, M.J., Gu, L.M., Reisinger, M.A., Emberland, G.P., Sinnott, Q.P., Chung, J.C., Kinard, G.R., Bretting, P.K. 2012. Using the GRIN-Global System to Identify Useful Plant Genetic Resources & Information. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. Abstract 259-4.
The GRIN-Global Information Management System – Public Interface Demonstration and Input Opportunity - (Abstract Only)
Cyr, P.D., Gardner, C.A., Little, R.E., Gu, L.M., Weaver, B.E., Millard, M.J., Emberland, G.P., Reisinger, M.A., Sinnott, Q.P., Kinard, G.R., Mackay, M., Guarino, L., Bretting, P.K. 2011. The GRIN-Global Information Management System – Public Interface Demonstration and Input Opportunity. Plant and Animal Genome Conference. Abstract C904, p. 267.
GRIN-Global: An International Project to Develop a Global Plant Genebank and Information Management System - (Abstract Only)
Cyr, P.D., Weaver, B., Millard, M.J., Gardner, C.A., Bohning, M.A., Emberland, G.P., Sinnott, Q.P., Kinard, G.R., Franco, T., Mackay, M., Guarino, L., Bretting, P.K. 2009. GRIN-Global: An International Project to Develop a Global Plant Genebank and Information Management System [abstract]. Plant & Animal Genome XVII: International Conference on the Status of Plant & Animal Genome Research. Poster abstract number 800, p. 136.
GRIN-Global: An International Project to Develop a Global Plant Genebank Information Management System - (Peer Reviewed Journal)
Postman, J.D., Bretting, P.K., Kinard, G.R., Cyr, P.D., Weaver, B., Millard, M.J., Gardner, C.A., Bohning, M.A., Emberland, G.P., Sinnott, Q.P., Ayala Silva, T., Hummer, K.E., Franco, T., Mackay, M., Guarino, L. 2010. GRIN-Global: An International Project to Develop a Global Plant Genebank Information Management System. Acta Horticulturae. 859:49-55.
The GRIN-Global Information Management System – A Preview and Opportunity for Public User Input - (Abstract Only)
Cyr, P.D., Little, R.E., Weaver, B.E., Millard, M.J., Gardner, C.A., Emberland, G.P., Reisinger, M.A., Sinnott, Q.P., Kinard, G.R., Bretting, P.K. 2010. The GRIN-Global Information Management System – A Preview and Opportunity for Public User Input [abstract]. Plant and Animal Genome XVII Conference. P800.
GRIN-Global: An International Project to Develop a Global Plant Genebank and Information Management System - (Abstract Only)
Cyr, P.D., Weaver, B.E., Millard, M.J., Gardner, C.A., Bohning, M.A., Emberland, G.P., Sinnott, Q.P., Kinard, G.R., Franco, T., Mackay, M., Guarino, L., Postman, J.D., Hummer, K.E., Ayala Silva, T., Bretting, P.K. 2009. GRIN-Global: An International Project to Develop a Global Plant Genebank and Information Management System [abstract]. 21st Annual AAIC Meeting-The Next Generation of Industrial Crops, Processes, and Products. p. 46.
A global portal enabling worldwide access to information on conservation and use of biodiversity for food and agriculture ()
Arnaud, E., Dias, S., Mackay, M., Cyr, P.D., Gardner, C.A., Bretting, P.K., Kinard, G.R., Guarino, L. 2010. A global portal enabling worldwide access to information on conservation and use of biodiversity for food and agriculture. In: Maurer, L., Tochtermann, K. Information and Communication Technologies for Biodiversity Conservation and Agriculture. Aachen, Germany: Shaker Verlag. p. 173-186.
GRIN-Global: An International Project to Develop a Global Plant Genebank and Information Management System - (Abstract Only)
Bretting, P.K., Kinard, C.E., Cyr, P.D., Weaver, B., Millard, M.J., Gardner, C.A., Bohning, M.A., Emberland, G.P., Sinnott, Q.P., Postman, J.D., Hummer, K.E., Ayala Silva, T., Franco, T., Mackay, M., Gaurino, L. 2009. GRIN-Global: An International Project to Develop a Global Plant Genebank and Information Management System. Meeting Abstract. 44(4):1179.
GRIN-Global: An International Project to Develop a Global Plant Genebank and Information Management System - (Abstract Only)
Cyr, P.D., Weaver, B., Millard, M.J., Gardner, C.A., Bohning, M.A., Emberland, G.P., Sinnott, Q.P., Kinard, G.R., Bretting, P.K. 2009. GRIN-Global: An International Project to Develop a Global Plant Genebank and Information Management System. ASA-CSSA-SSSA Annual Meeting Abstracts.
GRIN-Global: An International Project to Develop a Global Plant Genebank and Information Management System - (Abstract Only)
Cyr, P.D., Weaver, B., Millard, M.J., Gardner, C.A., Bohning, M.A., Emberland, G.P., Sinnott, Q.P., Kinard, G.R., Postman, J.D., Franco, T., Mackay, M., Guarino, L., Bretting, P.K. 2009. GRIN-Global: An International Project to Develop a Global Plant Genebank and Information Management System. Proceedings American Society of Horticultural Sciences. HORTSCIENCE. 44(4):1179.
GRIN-Global: An International Project to Develop a Global Plant Genebank and Information Management System - (Abstract Only)
Cyr, P.D., Weaver, B.E., Millard, M.J., Gardner, C.A., Bohning, M.A., Emberland, G.P., Sinnott, Q.P., Kinard, G.R., Franco, T., Mackay, M., Guarino, L., Postman, J.D., Hummer, K.E., Ayala Silva, T., Bretting, P.K. 2009. GRIN-Global: An International Project to Develop a Global Plant Genebank and Information Management System [abstract]. Maize Genetics Conference Abstracts. 51:P43.
Gene banks offer breeders access to germplasm: Germplasm collections help to preserve genetic diversity ()
Robbins, J., Widrlechner, M.P., Olsen, R.T., Reed, S.M., Meerow, A.W., Hummer, K.E., Bretting, P.K., Allenstein, P., Krautmann, M. 2008. Gene banks offer breeders access to germplasm: Germplasm collections help to preserve genetic diversity. Nursery Management and Production. 24(5):53-58.
PHYLOGENETIC RELATIONSHIPS AMONG NORTH AMERICAN POPCORNS AND THEIR EVOLUTIONARY LINKS TO MEXICAN AND SOUTH AMERICAN POPCORNS - (Peer Reviewed Journal)
Santacruz-Varela, A., Widrlechner, M.P., Ziegler, K.E., Salvador, R.J., Millard, M.J., Bretting, P.K. 2004. Phylogenetic relationships among North American popcorns and their evolutionary links to Mexican and South American popcorns. Crop Science. 44: 1456-1467.
DYNAMIC CONSERVATION OF PLANT GENETIC RESOURCES - (Peer Reviewed Journal)
ADAPTING THE CONTENT OF A TRADITIONAL COURSE FOR DELIVERY VIA THE WORLD WIDE WEB (WWW) - (Abstract Only)
ALLOZYME VARIATION IN DOMESTICATED HELIANTHUS ANNUUS AND WILD RELATIVES - (Abstract Only)
GENETIC VULNERABILITY AND EROSION IN ANNUAL CROPS - (Abstract Only)
ALLOZYME VARIATION IN DOMESTICATED HELIANTHUS ANNUUS AND WILD RELATIVES: A SURVEY OF SELECTED ACCESSIONS FROM THE NATIONAL PLANT GERMPLASM SYSTEM - (Peer Reviewed Journal)
GENETIC MARKERS AND HORTICULTURAL GERMPLASM MANAGEMENT - (Proceedings)
ISOZYME GENETIC MARKERS AND HELIANTHUS GERMPLASM MANAGEMENT - (Proceedings)
ISOZYME GENETIC MARKERS AND HELIANTHUS GERMPLASM MANAGEMENT - (Abstract Only)
IMAGE-INTEGRATED COMPUTER CATALOGING OF MAIZE GERMPLASM ()
MANAGING LARGE DIVERSE GERMPLASM COLLECTIONS ()
THE CO-EVOLUTION OF MAIZE AND HUMAN CULTURES: AN INTERDISCIPLINARY APPROACH ()
MAIZE GENETIC RESOURCE MANAGEMENT - (Peer Reviewed Journal)
DEVELOPMENT OF AN INTERDISCIPLINARY RESEARCH APPROACH FOR UNDERSTANDING THECO-EVOLUTION OF MAIZE AND HUMAN CULTURE ()