National Clonal Germplasm Repository (Corvallis, Oregon) : People & Places

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Joseph D. Postman

Plant Pathologist

Publications (Clicking on the reprint icon

will take you to the publication reprint.)

Quince (Cydonia oblonga Mill.) center of origin provides sources of disease resistance - (Peer Reviewed Journal)

Postman, J.D. 2012. Quince (Cydonia oblonga Mill.) center of origin provides sources of disease resistance. Acta Horticulturae. 948:229-234.

Genetic diversity of wild European and Mediterranean pear species - (Abstract Only)

Volk, G.M., Richards, C.M., Henk, A.D., Bassil, N.V., Postman, J.D. 2012. Genetic diversity of wild European and Mediterranean pear species (abstract). 6th Rosaceous Genomics Conference (RGC6). September 30 - October 4, 2012, Trento, Italy. p. 130-131.

Nuclear and chloroplast microsatellite markers to assess genetic diversity and evolution in hazelnut species, hybrids and cultivars - (Peer Reviewed Journal)

Bassil, N.V., Boccacci, P., Botta, R., Postman, J.D., Mehlenbacher, S. 2012. Nuclear and chloroplast microsatellite markers to assess genetic diversity and evolution in hazelnut species, hybrids and cultivars. Genetic Resources and Crop Evolution. 60:543-568. DOI:10.1007/s10722-012-9857-z.

Curator's choice: favorite pears from the USDA-ARS collection - (Popular Publication)

Postman, J.D. 2012. Curator's choice: favorite pears from the USDA-ARS collection. Pomona. 38:35-40.

30 years of preserving clonal genetic resources in the U.S. National Plant Germplasm System - (Abstract Only) - (22-Nov-11)

Population structure and conservation of wild Pyrus communis

- (Abstract Only)

Volk, G.M., Richards, C.M., Cruz, V.V., Bassil, N.V., Postman, J.D. 2011. Population structure and conservation of wild Pyrus communis [meeting abstract]. In: Proceedings of American Society for Horticultural Science Annual Conference, September 25-28, 2011, Waikoloa, Hawaii. Available: http://ashs.confex com/ashs/2011/ webprogram/Paper7477.html.

Emerging fruit crops - (Book / Chapter)

Hummer, K.E., Pomper, K., Postman, J.D., Graham, C.J., Stover, E.W., Mercure, E.W., Aradhya, M.K., Crisosto, C.H., Ferguson, L., Thompson, M., Byers, P., Zee, F.T. 2012. Emerging fruit crops. Book Chapter. p. 97-147.

Effect of geographical location, year and cultivar on survival of Malus sp. dormant buds stored in vapors of liquid nitrogen - (Peer Reviewed Journal)

Jenderek, M.M., Forsline, P.L., Postman, J.D., Stover, E.W., Ellis, D.D. 2011. Effect of geographical location, year and cultivar on survival of Malus sp. dormant buds stored in vapors of liquid nitrogen. HortScience. 46:1230-1234.

Recent NPGS Coordinated Expeditions in the Trans-Caucasus Region to Collect Wild Relatives of Temperate Fruit and Nut Crops - (Peer Reviewed Journal)

Postman, J.D., Aradhya, M.K., Williams, K.A., Stover, E.W., Meyer, P. 2012. Recent NPGS Coordinated Expeditions in the Trans-Caucasus Region to Collect Wild Relatives of Temperate Fruit and Nut Crops. Acta Horticulturae. 948:191-198.

Cryopreservation of Juglans sp. germplasm using winter dormant buds - (Abstract Only) - (26-May-11)

Micropropagation of pear (Pyrus sp) - (Book / Chapter)

Reed, B.M., De Noma, J.S., Wada, S., Postman, J.D. 2012. Micropropagation of pear (Pyrus sp). In: M. Lambardi, E.A. Ozudogru, and S.M. Jain (eds.) Protocols for Micropropagation of Selected Economically-Important Horticultural Plant. Springer, NY:Humana Press. p.554.

Chromosome numbers and flow cytometry of strawberry wild relatives - (Peer Reviewed Journal)

Hummer, K.E., Postman, J.D., Bassil, N.V., Nathewet, P., Yanagi, T. 2012. Chromosome Numbers and Flow Cytometry of Strawberry Wild Relatives. Acta Horticulturae. 948:169-174.

Quince (Cydonia oblonga) genetic relationships determined using microsatellite markers - (Peer Reviewed Journal)

Bassil, N.V., Postman, J.D., Hummer, K.E., Sugar, D., Mota, J., Williams, R. 2011. Quince (Cydonia oblonga) genetic relationships determined using microsatellite markers. Acta Horticulturae. 909:75-83.

Characterization of cold hardiness in quince: potential pear rootstock candidates for northern pear production regions - (Peer Reviewed Journal)

Einhorn, T., Turner, J., Gibeaut, D., Postman, J.D., Mota, J., Williams, R. 2011. Characterization of cold hardiness in quince: potential pear rootstock candidates for northern pear production regions. Acta Horticulturae. 909:137-143.

Collaborative exploration between NIAS genebank and USDA ARS for the collection of genetic resources of fruit and nut species in Hokkaido and the Northern Tohoku Region - (Peer Reviewed Journal)

Iketani, H., Hummer, K.E., Postman, J.D., Imanishi, H., Mase, N. 2010. Collaborative Exploration between NIAS Genebank and USDA ARS for the Collection of Genetic Resources of Fruit and Nut Species in Hokkaido and the Northern Tohoku Region. Journal of Japanese Botany. 26:13-26.

Quince (Cydonia oblonga) emerges from the ashes of fire blight - (Peer Reviewed Journal)

Bobev, S., Angelov, L.T., Govedarov, G.I., Postman, J.D. 2011. Quince (Cydonia oblonga) emerges from the ashes of fire blight. Acta Horticulturae. 918:911-915.

Intergeneric hybrids in Rosaceae subtribe Pyrinae (formerly subfamily Maloideae) at USDA genebank - (Peer Reviewed Journal)

Postman, J.D. 2011. Intergeneric hybrids in Rosaceae subtribe Pyrinae (formerly subfamily Maloideae) at USDA genebank. Acta Horticulturae. 918:937-943.

Japan - United States Expedition to Hokkaido and Northern Honshu to collect Fruit and Nut Genetic Resources - (Abstract Only)

Hummer, K.E., Postman, J.D., Iketani, H., Imanishi, H. 2010. Japan - United States Expedition to Hokkaido and Northern Honshu to collect Fruit and Nut Genetic Resources. International Horticultural Congress. 2:524.

Desiccation studies of dormant buds from selected woody horticultural plant species - (Peer Reviewed Journal)

Jenderek, M.M., Postman, J.D., Stover, E.W., Ellis, D.D. 2012. Desiccation studies of dormant buds from selected woody horticultural plant species. Acta Horticulturae. 908:107-109.

Standardized plant disease evaluations will enhance resistance gene discovery - (Peer Reviewed Journal)

Postman, J.D., Volk, G.M., Aldwinckle, H. 2010. Standardized plant disease evaluations will enhance resistance gene discovery. HortScience. 45(9):1317-1320.

Dormant bud preservation for germplasm conservation - (Abstract Only)

Jenderek, M.M., Ambruzs, B.D., Postman, J.D., Ellis, D.D. 2010. Dormant bud preservation for germplasm conservation. Meeting Abstract. 12th International Association for Plant Biotechnology, St. Louis, Missouri, June 6-11, 2010. pp 53.

Comparative Infectivity of Cronartium ribicola Aeciospores and Urediniospores in Genotypes of Ribes nigrum

- (Peer Reviewed Journal)

Dalton, D., Postman, J.D., Hummer, K.E. 2010. Comparative Infectivity of Cronartium ribicola Aeciospores and Urediniospores in Genotypes of Ribes nigrum. Plant Disease. 94(4):461-464.

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.

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.

Identification of European and Asian Pears Using EST-SSRs From Pyrus - (Peer Reviewed Journal)

Bassil, N.V., Postman, J.D. 2009. Identification of European and Asian Pears Using EST-SSRs From Pyrus. Genetic Resources and Crop Evolution. 57:357-370..

Mint Viruses: Beauty, Stealth and Disease - (Peer Reviewed Journal)

Tzanetakis, I.E., Postman, J.D., Samad, A., Martin, R.R. 2010. Mint Viruses: Beauty, Stealth and Disease. Plant Disease. 94(1):4-12.

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.

Relative Susceptibility of Quince, Pear, and Apple Cultivars to Fire Blight Following Greenhouse Inoculation - (Proceedings) - (04-May-09)

Cydonia oblonga: The Unappreciated Quince - (Popular Publication)

Postman, J.D. Cydonia oblonga: The Unappreciated Quince. Arnoldia. 67(1):2-9.

Desiccation and freezing studies of dormant buds from selected horticultural woody plant species - (Abstract Only)

Jenderek, M.M., J.D. Postman, E.W. Stover and D.D. Ellis. 2009. Desiccation and freezing studies of dormant buds from selected horticultural woody plant species. I International Symposium on Cryopreservation in Horticultural Species, April 5-8, 2009. Leuven, Belgium. pp. 91. Meeting abstract.

Field Susceptibility of Quince Hybrids to Fire Blight in Bulgaria - (Proceedings) - (10-Apr-09)

Standardized Plant Disease Evaluations will Enhance Resistance Gene Discovery - (Proceedings)

Postman, J.D., Aldwinckle, H., Volk, G.M. 2009. Standardized Plant Disease Evaluations will Enhance Resistance Gene Discovery. Meeting Proceedings. HortScience 44:975.

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)

SSR Fingerprinting Panel Verifies Identities of Clones in Backup Hazelnut Collection of USDA Genebank - (Peer Reviewed Journal)

Bassil, N.V., Postman, J.D., Hummer, K.E., Sezer, A., Botu, M. 2009. SSR Fingerprinting Panel Verifies Identities of Clones in Backup Hazelnut Collection of USDA Genebank. Acta Horticulturae. 845:95-102.

Diseases Impact Management of USDA Clonal Vaccinium Genebank - (Peer Reviewed Journal)

Postman, J.D., Oliphant, J.M., Hummer, K.E. 2009. Diseases Impact Management of USDA Clonal Vaccinium Genebank. Acta Horticulturae. 810:319-324.

Nomenclature and Genetic Relationships of Apples and Pears from Terceira Island - (Peer Reviewed Journal)

Bassil, N.V., Hummer, K.E., Postman, J.D., Fazio, G., Baldo, A.M., Armas, I., Williams, R. 2008. Nomenclature and Genetic Relationships of Apples and Pears from Terceira Island. Genetic Resources and Crop Evolution (2009). 56:339-352.

SSR Fingerprinting Panel Verifies Identities of Clones in Backup Hazelnut Collection of USDA Genebank - (Abstract Only) - (16-Apr-08)

Pears (In: Brooks & Olmo Register of New Fruit and Nut Varieties List 44) - (Peer Reviewed Journal)

Postman, J.D. 2008. Pears (In: Brooks & Olmo Register of New Fruit and Nut Varieties List 44). HortScience. 43(5):1334.

Plant Diseases Impact USDA Clonal Vaccinium Genebank - (Peer Reviewed Journal)

Postman, J.D., Oliphant, J.M., Hummer, K.E. 2009. Plant Diseases Impact USDA Clonal Vaccinium Genebank. Acta Horticulturae. 810:319-324.

The USDA Quince and Pear Genebank in Oregon, A World Source of Fire Blight Resistance - (Peer Reviewed Journal)

Postman, J.D. 2008. The USDA Quince and Pear Genebank in Oregon, A World Source of Fire Blight Resistance. Acta Horticulturae. 793:357-362.

Genetic Relationships within Heritage Apple and Pear Cultivars in the Azores - (Abstract Only)

Bassil, N.V., Hummer, K.E., Postman, J.D., Fazio, G., Armas, I., Williams, R. 2007. Genetic Relationships within Heritage Apple and Pear Cultivars in the Azores. Plant and Animal Genome Conference.

World Pyrus Collection at USDA Germplasm in Corvallis, Oregon - (Peer Reviewed Journal)

Postman, J.D. 2008. World Pyrus Collection at USDA Germplasm in Corvallis, Oregon. Acta Horticulturae. 800:527-533.

Molecular Fingerprints Identify Historic Pear Trees in Two U.S. National Parks - (Peer Reviewed Journal)

Bassil, N.V., Postman, J.D., Hummer, K.E., Dolan, S., Lawliss, L., Oda, A. 2008. Molecular Fingerprints Identify Historic Pear Trees in Two U.S. National Parks. Acta Horticulturae. 800:417-422.

Fruit and Nut Genebanks in the US National Plant Germplasm System - (Popular Publication)

Postman, J.D., Hummer, K.E., Stover, E.W., Krueger, R., Forsline, P.L., Grauke, L.J., Zee, F.T., Ayala Silva, T., Irish, B.M. 2007. Fruit and Nut Genebanks in the US National Plant Germplasm System. Pomona.

Molecular Fingerprints Identify Historic Pear Trees in US National Parks - (Abstract Only)

Bassil, N.V., Postman, J.D., Hummer, K.E., Dolan, S., Lawliss, L. Molecular Fingerprints Identify Historic Pear Trees in US National Parks. Pear International Symposium. p. 41.

First Report of Blackberry chlorotic ringspot virus in Rubus in the United States - (Peer Reviewed Journal)

Tzanetakis, I.E., Postman, J.D., Martin, R.R. 2007. First report of Blackberry chlorotic ringspot virus in Rubus in the United States. Plant Disease. 91(4):463.

MOLECULAR CHARACTERIZATION AND EPIDEMIOLOGY OF MINT VIRUS 2, A NEW MEMBER OF THE GENUS VITIVIRUS - (Abstract Only)

Tzanetakis, I.E., Postman, J.D., Martin, R.R. 2006. Molecular characterization and epidemiology of Mint virus 2, a new member of the genus Vitivirus. Panhellenic Phytopathogical Conference.

EUROPEAN PEARS (IN: BROOKS & OLMO REGISTER OF NEW FRUIT AND NUT VARIETIES LIST 43) - (Literature Review)

Postman, J.D. 2006. EUROPEAN PEARS (IN: BROOKS & OLMO REGISTER OF NEW FRUIT AND NUT VARIETIES LIST 43). HortScience. V41(5):1119.

A VIRUS BETWEEN FAMILIES: NUCLEOTIDE SEQUENCE AND EVOLUTION OF STRAWBERRY LATENT RINGSPOT VIRUS - (Peer Reviewed Journal)

Tzanetakis, I.E., Postman, J.D., Gergerich, R.C., Martin, R.R. 2006. A virus between families: nucleotide sequence and evolution of Strawberry latent ringspot virus. Virus Research. 121:199-204.

STRAWBERRY LATENT RINGSPOT VIRUS: THE GO-BETWEEN OF PICORNA-LIKE PLANT VIRUS FAMILIES - (Abstract Only)

Tzanetakis, I.E., Gergerich, R.C., Postman, J.D., Martin, R.R. 2006. Strawberry latent ringspot virus: the go-between of picorna-like plant virus families. Phytopathology. 96:S116.

FRUIT AND NUT GENEBANKS IN THE US NATIONAL PLANT GERMPLASM SYSTEM - (Peer Reviewed Journal)

Postman, J.D., Hummer, K.E., Stover, E.W., Krueger, R., Forsline, P.L., Grauke, L.J., Zee, F.T., Ayala Silva, T., Irish, B.M. 2006. Fruit and nut genebanks in the us national plant germplasm system. HortScience. 41(5):1188-1194.

MICROSATELLITES ARE USED TO EXAMINE APPLE AND PEAR IDENTITIES AND GENETIC RELATIONSHIPS - (Abstract Only)

Bassil, N.V., Hummer, K.E., Postman, J.D. 2006. Microsatellites are used to examine apple and pear identities and genetic relationships [abstract]. HortScience. 41(4):993.

GENETIC DIVERSITY OF WILD PYRUS COMMUNIS L. - (Abstract Only)

Volk, G.M., Richards, C.M., Henk, A.D., Reilley, A., Bassil, N.V., Postman, J.D. 2006. Genetic diversity of wild pyrus communis l. American Society of Horticulture Science Meeting. July 26-29, 2006, New Orleans, Louisiana. 41: 1035. Meeting Abstract.

EXPEDITION TO REPUBLIC OF GEORGIA TO COLLECT TEMPERATE FRUIT, NUT AND WOODY LANDSCAPE GERMPLASM - (Other)

Postman, J.D., Meyer, P.W. 2006. Expedition to republic of georgia to collect temperate fruit, nut and woody landscape germplasm. Government Publication/Report. p. 1-111.

NATIONAL CLONAL GERMPLASM REPOSITORY, CORVALLIS - (Other)

Postman, J.D., Hummer, K.E., Pedersen, Y.E. 2005. National clonal germplasm repository, corvallis. Government Publication/Report. Available: http://www.ars.usda.gov/pwa/corvallis/ncgr.

DIVERSITY OF WILD PYRUS COMMUNIS BASED ON MICROSATELLITE ANALYSES - (Peer Reviewed Journal)

Volk, G.M., Richards, C.M., Henk, A.D., Reilley, A., Bassil, N.V., Postman, J.D. 2006. Diversity of wild pyrus communis based on microsatellite analyses. Journal of the American Society for Horticultural Science. Vol. 131:408-417.

MINT VIRUS X: A NOVEL POTEXVIRUS ASSOCIATED WITH SYMPTOMS IN 'VARIEGATA' MINT - (Peer Reviewed Journal)

Tzanetakis, I.E., Postman, J.D., Martin, R.R. 2005. Mint virus x: a novel potexvirus associated with symptoms in ‘variegata’ mint. Archives of Virology. v 151:143-153

CHARACTERIZATION OF A NOVEL MEMBER OF THE CLOSTEROVIRIDAE FAMILY FROM MENTHA - (Peer Reviewed Journal)

Tzanetakis, I.E., Postman, J.D., Martin, R.R. 2005. Characterization of a novel member of the closteroviridae family from mentha. Phytopathology. 95(9):1043-1048.

Evaluation of the USDA National Clonal Pyrus Germplasm Collection for Resistance to Podosphaera leucotricha - (Peer Reviewed Journal)

Sardani, M., Spotts, R.A., Calabro, J.M., Postman, J.D., Qu, A.P. 2006. Evaluation of the USDA National Clonal Pyrus Germplasm Collection for Resistance to Podosphaera leucotricha. HortScience. 41(3):717-720.

A MEMBER OF THE CLOSTEROVIRIDAE FROM MINT WITH SIMILARITIES TO ALL THREE GENERA OF THE FAMILY. - (Peer Reviewed Journal)

Tzanetakis, I.E., Postman, J.D., Martin, R.R. 2005. a member of the closteroviridae from mint with similarities to all three genera of the family.. Plant Disease. 89(6):654-658.

DETECTION AND ELIMINATION OF VIRUSES IN USDA HOP (HUMULUS LUPULUS) GERMPLASM COLLECTION - (Peer Reviewed Journal)

Postman, J.D., Denoma, J., Reed, B.M. 2005. Detection and elimination of viruses in usda hop (humulus lupulus) germplasm collection. Acta Horticulturae. 668:143-148.

EST-SSR'S UTILITY IN MANAGING THE PEAR COLLECTION AT THE NATIONAL CLONAL GERMPLASM REPOSITORY - (Abstract Only)

Bassil, N.V., Postman, J.D. 2005. Est-ssr's utility in managing the pear collection at the national clonal germplasm repository [abstract]. Plant and Animal Genome Abstracts. p. 111.

CHARACTERIZE NEW VIRUSES IN MINT GERMPLASM - (Proceedings)

Postman, J.D., Martin, R.R., Tzanetakis, I. 2005. Characterize new viruses in mint germplasm. Proceedings Mint Industry Research Council. 5:72-77.

FIRST REPORT OF STRAWBERRY LATENT RINGSPOT VIRUS IN MENTHA FROM NORTH AMERICA - (Peer Reviewed Journal)

Postman, J.D., Tzanetakis, I.E., Martin, R.R. 2004. First report of strawberry latent ringspot virus in Mentha from North America. Plant Disease. 88:907.

THE LOST PEARS OF NEW YORK - (Peer Reviewed Journal)

Postman, J.D. 2005. The lost pears of new york. Journal of American Pomological Society. 59(1):3-6

IDENTIFICATION, DETECTION AND PHYLOGENETIC ANALYSIS OF NEW VIRUSES INFECTING MINT - (Abstract Only)

Tzanetakis, I.E., Postman, J.D., Martin, R.R. 2004. Identification, detection and phylogenetic analysis of new viruses infecting mint [abstract]. American Phytopathological Society Annual Meeting, July 31-August 4, 2004, Anahein, CA. 94:S104. Publication P-2004-0708-AMA.

AN EVERGREEN HUCKLEBERRY INDUSTRY NEAR THE OREGON COAST EARLY IN THE 20TH CENTURY - (Peer Reviewed Journal)

Postman, J.D. 2004. An evergreen huckleberry industry near the oregon coast early in the 20th century. Journal of American Pomological Society. 58(3):147-151

A NEW VIRUS IN MINT MAY BE THE MISSING LINK OF THE FAMILY CLOSTEROVIRIDAE - (Abstract Only)

Tzanetakis, I.E., Postman, J.O., Martin, R.R. 2004. A new virus in mint may be the missing link of the family closteroviridae. Meeting Abstract.

PYRUS MICROSATELLITE MARKERS DEVELOPED FROM GENBANK SEQUENCES - (Peer Reviewed Journal)

Bassil, N.V., Neou, C., Postman, J.D. 2005. Pyrus microsatellite markers developed from genbank sequences. Acta Horticulturae. 671:289-292.

PEAR SCAB RESISTANCE IN PYRUS GERMPLASM - (Abstract Only)

Postman, J.D., Spotts, R.A., Calabro, J. 2004. Pear scab resistance in pyrus germplasm [abstract]. Pear International Symposium, February 1-5, 2004, Stellenbosch, South Africa. pg. 38.

SCAB RESISTANCE IN PYRUS GERMPLASM - (Peer Reviewed Journal)

Postman, J.D., Spotts, R.A., Calabro, J.M. 2005. Scab resistance in pyrus germplasm. Acta Horticulturae. 671:601-608.

DEVELOPMENT OF PYRUS MICROSATELLITE MARKERS FROM GENBANK SEQUENCES - (Abstract Only)

Bassil, N.V., Neou, C., Postman, J.D. 2005. Development of pyrus microsatellite markers from genbank sequences [abstract]. Pear International Symposium. pg. 42.

POWDERY MILDEW RESISTANCE IN PYRUS GERMPLASM - (Peer Reviewed Journal)

Sardani, M., Spotts, R.A., Calabro, J.M., Postman, J.D. 2005. Powdery mildew resistance in pyrus germplasm. Acta Horticulturae. 671:609-613.

EVALUATION OF PYRUS GERMPLASM COLLECTION FOR RESISTANCE TO POWDERY MILDEW - (Abstract Only)

Sardani, M., Spotts, R.A., Calabro, J.M., Postman, J.D. 2004. Evaluation of pyrus germplasm collection for resistance to powdery mildew [abstract]. Proceedings of the Pear International Symposium, February 1-5, 2004, Stellenbosch, South Africa. p. 38.

PYRUS L. PEAR - (Other)

HUMMER, K.E., POSTMAN, J.D. PYRUS L. PEAR. Available from: ntsl.fs.fed.us/wpsm/pyrus.pdf

VASCULAR DECLINE IN THE OREGON PAWPAW REGIONAL VARIETY TRIAL - (Peer Reviewed Journal)

POSTMAN, J.D., HUMMER, K.E., POMPER, K.W. VASCULAR DECLINE IN THE OREGON PAWPAW REGIONAL VARIETY TRIAL. HORTTECHNOLOGY. 2003. 13(3):418-420

THE ENDICOTT PEAR TREE - OLDEST LIVING FRUIT TREE IN NORTH AMERICA - (Popular Publication)

Pomona 36:13-15

SCREENING FOR WHITE PINE BLISTER RUST RESISTANCE OF RIBES GENOTYPES AFTER ARTIFICIAL INOCULATION - (Peer Reviewed Journal) - (01-May-02)

RAPD MARKERS FOR THE CR GENE FOR RESISTANCE TO CRONARTIUM RIBICOLA IN RIBES NIGRUM - (Abstract Only) - (01-Apr-02)

A DIRECTORY OF CULTIVARS LISTED IN THE 'BROOKS AND OLMO' REGISTER OF FRUIT AND NUT VARIETIES SINCE 1994 - (Review Article)

Okie, W.R., Postman, J.D. 2002. A directory of cultivars listed in the 'brooks and olmo' register of fruit and nut varieties since 1994. Register of New Fruit and Nut Varieties.

PEAR - EUROPEAN - (Peer Reviewed Journal) - (15-Dec-01)

PEROXIDASE ISOZYME PROFILES IN COMPATIBLE AND INCOMPATIBLE PEAR-QUINCE GRAFT COMBINATIONS - (Peer Reviewed Journal) - (02-Sep-01)

ELIMINATION OF VIRUSES FROM THE USDA PYRUS GERMPLASM COLLECTION - (Abstract Only)

POSTMAN, J.D., SUGAR, D. ELIMINATION OF VIRUSES FROM THE USDA PYRUS GERMPLASM COLLECTION. ACTA HORTICULTURAE. 2002. 596:529-530.

FIRST REPORT OF CLOVER YELLOW EDGE PHYTOPLASMA IN CORYLUS AND ITS POSSIBLE ASSOCIATION WITH A HAZELNUT STUNT SYNDROME IN OREGON - (Peer Reviewed Journal) - (09-Nov-99)

FIRST REPORT OF CLOVER PROLIFERATION PHYTOPLASMA IN STRAWBERRY - (Peer Reviewed Journal) - (10-Aug-99)

SURVEY OF GOOSEBERRY MITE INFESTATION IN RIBES L. - (Peer Reviewed Journal) - (01-Jul-99)

EVIDENCE THAT "FRAGARIA MULTICIPITA" IS A PHYTOPLASMA-DISEASED FRAGARIA - (Abstract Only) - (17-Nov-97)

UNRAVELLING OF A PLANT TAXON: MOLECULAR EVIDENCE THAT THE RARE PLANT "FRAGARIA MULTICIPITA" IS A PHYTOPLASMA-DISEASED FRAGARIA AND NOT A DISTINCT TAXONOMIC SPECIES OR FORMA - (Peer Reviewed Journal) - (29-Oct-97)

POSSIBLE LINK BETWEEN THE RARE PLANT TAXON "FRAGARIA MULTICIPITA" IN CANADAAND A DISEASE PROBLEM IN STRAWBERRY IN FLORIDA - (Peer Reviewed Journal) - (17-Sep-97)

SMALL FRUIT GERMPLASM COLLECTION IN NORTHEAST CHINA - (Abstract Only) - (15-Jul-97)

FRAGARIA MULTICIPITA-A PATHOGEN INDUCED TAXON - (Proceedings) - (30-May-97)

SORBOPYRUS AURICULARIS (KOOP) SCHNEIDER - AN UNUSUAL PEAR RELATIVE - (Peer Reviewed Journal) - (01-Oct-96)

SELECT MALUS CLONES FOR RAPID DETECTION OF APPLE STEM GROOVING VIRUS - (Peer Reviewed Journal) - (01-Oct-96)

Pyrus L. Pear - (Book / Chapter)

Hummer, K.E., Postman, J.D. 2008. Pyrus L. Pear. In: Bonner, F.T. and Karrfalt, R.P., editors. The Woody Plant Seed Manual. Washington, D.C.: United States Government Printing Office. p. 922-927.

ELIMINATION OF APPLE SCAR SKIN VIROID FROM PEARS BY IN VITRO THERMOTHERAPY AND APICAL MERISTEM CULTURE - (Peer Reviewed Journal) - (28-Apr-95)

FRAGARIA MULTICIPITA, REDUCED TO THE RANK OF FORMA - (Peer Reviewed Journal) - (01-Jan-95)

CHARACTERIZATION AND GEOGRAPHICAL DISTRIBUTION OF A NEW ILARVIRUS FROM FRAGARIA CHILOENSIS - (Peer Reviewed Journal) - (01-Jan-93)

Last Modified: 05/22/2013

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