Projects

DEVELOPMENT OF POTATO VARIETIES AND GERMPLASM WITH IMPROVED RESISTANCES, PRODUCTION EFFICIENCIES, AND TUBER QUALITIES FOR THE WESTERN U.S. Appropriated (D)   Accession Number: 412111

Long Term Site for Foundation Seed Potato Increase Grant (G)   Accession Number: 423010

DEVELOPMENT OF COMPREHENSIVE STRATEGIES TO MANAGE POTATO VIRUS Y IN POTATO & ERADICATE THE TUBER NECROTIC VARIANTS..INTRODUCED INTO THE U.S. Reimbursable (R)   Accession Number: 418669

DEVELOPING PVX, PVY, AND POTATO CYST NEMATODE RESISTANCE USING MOLECULAR MARKERS TO IDENTIFY RESISTANT MATERIAL IN BREEDING PROGRAMS Specific Cooperative Agreement (S)   Accession Number: 420520

PROOF OF CONCEPT TESTING OF PVY RESISTANCE EXPLOITING FACTOR 4E (EIF4E) OVER-EXPRESSION: TARGETING KEY VARIETIES IN THE INDUSTRY Specific Cooperative Agreement (S)   Accession Number: 420641

SCREENING OF POTATO GERMPLASM FOR GENETIC RESISTANCE TO THE POTATO MOP-TOP VIRUS Specific Cooperative Agreement (S)   Accession Number: 423407

DEVELOPING RESISTANCE TO POTATO CYST NEMATODE AS A TOOL FOR ERADICATION Specific Cooperative Agreement (S)   Accession Number: 423450

Publications (Clicking on the reprint icon will take you to the publication reprint.)

Detection of potato mop top virus (Furovirus) on potato in southeast Idaho - (Peer Reviewed Journal) - (06-Sep-12)

Generation of PVY coat protein siRNAs in transgenic potatoes resistant to PVY. - (Peer Reviewed Journal)

Mc Cue, K.F., Ponciano, G.P., Rockhold, D.R., Whitworth, J.L., Gray, S.M., Fofanov, Y., Belknap, W.R. 2012. Generation of PVY coat protein siRNAs in transgenic potatoes resistant to PVY. American Journal of Potato Research. 89 5 (2012) p. 374-383. DOI: 10.1007/s12230-012-9257-0.

“AmaRosa,” a red skinned, red fleshed fingerling with high phytonutrient value - (Peer Reviewed Journal)

Brown, C.R., Valves, M., Yilma, S., James, S., Hane, D., Shock, C., Feibert, E., Charlton, B., Culp, D., Pavek, M., Knowles, R., Novy, R.G., Whitworth, J.L., Stark, J., Miller, J., Holm, D., Navarre, D.A. 2012. “AmaRosa,” a red skinned, red fleshed fingerling with high phytonutrient value.. American Journal of Potato Research. 89:249-254. DOI 10.1007/s12230-012-9248-1.

Purple Pelisse: A specialty fingerling potato with purple skin and flesh and medium specific gravity - (Peer Reviewed Journal)

Vales, M.I., Brown, C.R., Yilma, S., Hane, D.C., James, S.R., Shock, C.C., Charlton, B.A., Karaagac, E., Mosley, A.R., Culp, D., Feibert, E., Stark, J.C., Pavek, M.J., Knowles, N.R., Novy, R.G., Whitworth, J.L. 2012. Purple Pelisse: A specialty fingerling potato with purple skin and flesh and medium specific gravity. American Journal of Potato Research. 89:306-314.

Strain specificity and simultaneous transmission of closely related strains of a Potyvirus by Myzus persicae - (Peer Reviewed Journal)

Srinivasan, R., Hall, D.G., Cervantes, F.A., Alvares, J.M., Whitworth, J.L. 2012. Strain specificity and simultaneous transmission of closely related strains of a Potyvirus by Myzus persicae. Journal of Economic Entomology. Vol 105:783-791.

Owyhee Russet: A variety with high yields of U.S. no. 1 tubers, excellent processing quality, and moderate resistance to Fusarium dry rot (Fusarium solani var. coeruleum) - (Peer Reviewed Journal)

Yilma, S., Vales, M., Charton, B.A., Hane, D.C., James, S.R., Shock, C.C., Mosley, A.R., Culp, D., Feibert, E., Leroux, L., Karaagac, E., Knowles, N., Pavek, M., Stark, J.C., Novy, R.G., Whitworth, J.L., Pavek, J.J., Corsini, D.L., Brandt, T.L., Olsen, N., Brown, C.R. 2012. Owyhee Russet: A variety with high yields of U.S. no. 1 tubers, excellent processing quality, and moderate resistance to Fusarium dry rot (Fusarium solani var. coeruleum). American Journal of Potato Research. 89:175-183.

Distribution of Potato virus Y strains in tubers during the post-harvest period - (Peer Reviewed Journal)

Whitworth, J.L., Hamm, P.B., Nolte, P. 2012. Distribution of Potato virus Y strains in tubers during the post-harvest period. American Journal of Potato Research. Volume 89:2:136-141.

Palisade Russet: A late blight resistant potato cultivar having a low incidence of sugar ends and high specific gravity - (Peer Reviewed Journal)

Novy, R.G., Whitworth, J.L., Stark, J.C., Charton, B.A., Yilma, S., Knowles, N.R., Pavek, M.J., Brandt, T.L., Gupta, S., Olsen, N., Thornton, M., Brown, C.R., Corsini, D.L., Pavek, J.J., James, S.R., Hane, D.C., Lozoya-Saldana, H., Vales, I. 2012. Palisade Russet: A late blight resistant potato cultivar having a low incidence of sugar ends and high specific gravity. American Journal of Potato Research. 89:89-101.

Alpine Russet: A potato cultivar having long tuber dormancy making it suitable for processing from long-term storage - (Peer Reviewed Journal)

Whitworth, J.L., Novy, R.G., Stark, J.C., Pavek, J.J., Corsini, D.L., Love, S.L., Olsen, N., Gupta, S.K., Brandt, T., Vales, I.M., Mosley, A.R., Yilma, S., James, S.R., Hane, D.C., Charlton, B.A., Shock, C.C., Knowles, R.N., Pavek, M.J., Miller, J.S., Brown, C.R. 2011. Alpine Russet: A potato cultivar having long tuber dormancy making it suitable for processing from long-term storage. American Journal of Potato Research. 88: 256-268.

The changing face of Potato virus Y - (Popular Publication)

Gray, S.M., Karasev, A., Lorenzen, J., Whitworth, J.L., Nolte, P., Groves, R., Charkowski, A. 2010. The changing face of Potato virus Y. Plant Management Network. Available: http://www.plantmanagementnetwork.org/edcenter/seminars/Potato/PotatoVirusY/player.html.

Potato virus Y: an evolving concern for potato crops in the United States and Canada - (Peer Reviewed Journal)

Gray, S.M., De Boer, S., Lorenzen, J., Karasev, A., Whitworth, J.L., Nolte, P., Singh, R., Boucher, A., Xu, H. 2010. Potato virus Y: an evolving concern for potato crops in the United States and Canada. Plant Disease. 94:1384-1397.

Clearwater Russet: A dual-purpose potato cultivar with cold sweetening resistance, high protein content, and low incidence of external defects and sugar ends - (Peer Reviewed Journal)

Novy, R.G., Whitworth, J.L., Stark, J.C., Love, S.L., Corsini, D.L., Pavek, J.J., Vales, M.I., James, S.R., Hane, D.C., Shock, C.C., Charlton, B.A., Brown, C.R., Knowles, N.R., Pavek, M.J., Brandt, T.L., Gupta, S., Olsen, N. 2010. Clearwater Russet: A Dual-Purpose Potato Cultivar with Cold Sweetening Resistance, High Protein Content, and Low Incidence of External Defects and Sugar Ends. American Journal of Potato Research. 87:458-471.

Classic Russet: A Potato Cultivar with Excellent Fresh Market Characteristics and High Yields of U.S. No. 1 Tubers Suitable for Early Harvest or Full-Season Production. - (Peer Reviewed Journal)

Stark, J.C., R.G. Novy, J. L.Whitworth, N.R. Knowles, M.J. Pavek, S.L. Love ,M.I. Vales, S.R. James, D.C. Hane, C.R. Brown, B.A. Charlton, D.L. Corsini, J.J. Pavek, N. Olsen and T. Brandt. 2010. Classic Russet: A Potato Cultivar with Excellent Fresh Market Characteristics and High Yields of U.S. No. 1 Tubers Suitable for Early Harvest or Full-Season Production. Amer. J. Potato Res. 87:360-373.

Expression of siRNA Conferring Resistance to PVY in Transgenic Potatoes - (Abstract Only) - (13-Mar-10)

Yukon Gem: A yellow-fleshed potato cultivar suitable for fresh-pack and processing with resistances to PVYO and late blight. - (Peer Reviewed Journal)

Whitworth, J.L., Novy, R.G., Stark, J., Pavek, J.J., Corsini, D.L., Love, S.L., Miller, J.S., Vales, M.I., Mosley, A.R., Yilma, S., James, S.R., Hane, D.C., Charlton, B.A., Brown, C.R., Knowles, N.R., Pavek, M.J. 2010. Yukon Gem: A yellow-fleshed potato cultivar suitable for fresh-pack and processing with resistances to PVYO and late blight. Amer J Potato Res. 87:327-336.

Effect of potato virus Y on yield of a clonal selection of Russet Norkotah - (Peer Reviewed Journal)

Whitworth J.L., Hamm, P.B., McIntosh, C.S. 2010. Effect of potato virus Y on yield of a clonal selection of Russet Norkotah potato. Amer J Potato Res. 87:310-314.

Common scab trials of potato varieties and advanced selections at three U.S. locations - (Peer Reviewed Journal)

Haynes, K.G., Wanner, L.A., Thill, C.A., Bradeen, J.M., Miller, J., Novy, R.G., Whitworth, J.L., Corsini, D.L., Vinyard, B.T. 2010. Common Scab Trials of Potato Varieties and Advanced Selections at Three U.S. Locations. American Journal of Potato Research. 86:261-276.

Molecular Characterization of two Potato Virus S Isolates from Late Blight Resistant Genotypes of Potato (Solanum tuberosum) - (Peer Reviewed Journal)

Y-H., Druffel K.L., Whitworth J., Pavek M.J., Pappu H.R. 2009. Molecular characterization of two Potato Virus S isolates from late blight resistant genotypes of potato (Solanum tuberosum). Archives of Virology. 154:1861-1863

Serological properties of ordinary and necrotic isolates of potato virus Y: a case study of PVYN misidentification - (Peer Reviewed Journal)

Karasev, A.V., Nikolaeva, O.V., Hu, X., Sielaff, Z., Whitworth, J.L., Lorenzen, J., Gray, S.M. 2009. Serological properties of ordinary and necrotic isolates of potato virus Y: a case study of PVYN misidentification. American Journal of Potato Research. 87:1-9. Available: http://www.springerlink.com/content/04u8141225868w72/

Results of the 2007 National Common Scab Trials of potato varieties and advanced selections - (Proceedings)

Haynes, K.G., Wanner, L.A., Thill, C.A., Bradeen, J.M., Miller, J., Novy, R.G., Whitworth, J.L. 2010. Results of the 2007 National Common Scab Trials of potato varieties and advanced selections. American Journal of Potato Research. 87:126.

Mapping of the potato leafroll virus resistance gene, Rlretb, from Solanum etuberosum identifies interchromosomal translocations among its E-genome chromosomes 4 and 9 relative to the A-genome of Solanum L. sect. Petota - (Peer Reviewed Journal)

Kelley, K., Whitworth, J.L., Novy, R.G. 2009. Mapping of the potato leafroll virus resistance gene, Rlretb, from Solanum etuberosum identifies interchromosomal translocations among its E-genome chromosomes 4 and 9 relative to the A-genome of Solanum L. sect. Petota. 2009 Molecular Breeding 23:489-500.

Characterization of broad spectrum Potato virus Y resistance in a Solanum tuberosum ssp. andigena-derived population and select breeding clones using molecular markers, grafting, and field inoculations. - (Peer Reviewed Journal)

Whitworth, J.L., Novy, R.G., Hall, D.G., Crosslin, J., Brown, C.R. 2009. Characterization of broad spectrum Potato virus Y resistance in a Solanum tuberosum ssp. andigena-derived population and select breeding clones using molecular markers, grafting, and field inoculations. American Journal of Potato Research. 86:286-296.

Highland Russet: A Full Season, Processing Variety with High Yields of Uniform U.S. No. 1 Tubers - (Peer Reviewed Journal)

Stark, J.C., R.G. Novy, J.L. Whitworth, S.L. Love, D.L. Corsini, J.J. Pavek, M.I. Vales, S.R. James, D.C. Hane, B.A. Charlton, C.R. Brown, N.R. Knowles, M.J. Pavek, T.L. Brandt, and N. Olsen. 2009. Highland Russet: A Full Season, Processing Variety with High Yields of Uniform U.S. No. 1 Tubers. American Journal of Potato Research 86:171-182

Identification of Potato virus Y Strains Associated with Tuber Damage During a Recent Virus Outbreak in Potato in Idaho - (Peer Reviewed Journal)

Karasev, A.V., Meacham, T., Hu, X., Whitworth, J.L., Gray, S.M., Olsen, N., Nolte, P. 2008. Identification of Potato virus Y Strains Associated with Tuber Damage During a Recent Virus Outbreak in Potato in Idaho. Plant Disease.92:1371

Identification of Potato virus Y Strains Associated with Tuber Damage During a Recent Virus Outbreak in Potato in Idaho - (Peer Reviewed Journal)

Karasev, A.V., Meacham, T., Hu, X., Whitworth, J.L., Gray, S.M., Olsen, N., Nolte, P. 2008. Identification of Potato virus Y Strains Associated with Tuber Damage During a Recent Virus Outbreak in Potato in Idaho. Plant Disease. 92:1371.

Emerging diversity in Potato virus Y poses new challenges for the U.S. potato industry - (Abstract Only)

Gray, S.M., Karasev, A., Lorenzen, J., Whitworth, J.L., Nolte, P., Perry, K. 2008. Emerging diversity in Potato virus Y poses new challenges for the U.S. potato industry. Phytopathology. 98:S61.

Willamette: A Chipping Cultivar with High Yield and Specific Gravity, Low Incidence of Hollow Heart and Brown Center, and Suitability for Fresh-Market Usage - (Peer Reviewed Journal)

Mosley, A.R., Yilma, S., Hane, D.C., James, S.R., Rykbost, K.A., Shock, C.C., Love, S.L., Corsini, D.L., Pavek, J.J., Thornton, R.E., Charlton, B.A., Eldredge, E.P., Novy, R.G., Pavek, M.J., Knowles, N.R., Whitworth, J.L., Brown, C.R., Stark, J.C., Vales, M.I. 2008. Willamette: A Chipping Cultivar with High Yield and Specific Gravity, Low Incidence of Hollow Heart and Brown Center, and Suitability for Fresh-Market Usage. American Journal of Potato Research 85(1): 85-92

Multiple-Site Identification of Potato Parent Clones Conferring High Levels of Late Blight Resistance with a Corresponding Genetic Model for Resistance - (Peer Reviewed Journal)

Whitworth, J.L., Novy, R.G., Pavek, J.J., Corsini, D.L., Lozoya-Saldana, H., Yilma, S., Mosley, A.R. 2007. Multiple-Site Identification of Potato Parent Clones Conferring High Levels of Late Blight Resistance with a Corresponding Genetic Model for Resistance. American Journal of Potato Research.84: 313-321

Potato breeding and certification in North America - (Proceedings)

Whitworth, J.L., Novy R.G. 2007. Potato Breeding and certification in North America. Phytopathology 97:S153 (Abstract)

Incidence, transmission and molecular characterization of Potato virus S from selected potato cultivars in Washington State - (Abstract Only)

Pappu, H., Druffel, K., Whitworth J. and Pavek, M. 2007. Incidence, transmission and molecular characterization of Potato virus S from selected potato cultivars in Washington State. Phytopathology 97:S89 (Abstract)

Characterization of the Expression and Inheritance of Potato Leafroll Virus (Plrv) and Potato Virus Y (Pvy) Resistance in Three Generations of Germplasm Derived from Solanum Etuberosum - (Peer Reviewed Journal)

Novy, R.G., Gillen, A.M., Whitworth, J.L. 2007. Characterization of the expression and inheritance of potato leafroll virus (PLRV) and potato virus y (PVY) resistance in three generations of germplasm derived from solanum etuberosum. Theoretical and Applied Genetics. 114:1161-1172

Segregation of progeny of Solanum tuberosum subsp. andigena for foliar and tuber resistance to late blight. - (Peer Reviewed Journal)

Novy, R.G., Miller, J.S., Porter, L., Whitworth, J.L., Lozoya-Saldana, H. 2007. Segregation of progeny of Solanum tuberosum subsp. andigena for foliar and tuber resistance to late blight.. American Journal of Potato Research. 84(1): 106-107

Development of molecular markers for introgression of potato leafroll virus resistance from S. etuberosum into cultivated potato - (Peer Reviewed Journal)

Kelley, K., Gillen, A.M., Whitworth, J.L., Novy, R.G. Development of molecular markers for introgression of potato leafroll virus resistance from S. etuberosum into cultivated potato. American Journal of Potato Research. 84(1):97

Identification of potato breeding clones that confer high levels of late blight resistance to their progeny - (Abstract Only)

Whitworth, J.L., Novy R.G., Lozoya-Saldana H., Yilma S., Mosley, A.R. and Vales I.M.. Identification of potato breeding clones conferring high levels of late blight resistance to their progeny in Toluca Valley, Mexico. Amer. J. Potato Res 84:120 (Abstract)

Genetic Contribution to the Management of the Potato Crop (Contribucion Genetica al Manejo del Cultivo de la Papa) - (Proceedings)

Brown, C.R. and J. Whitworth. 2006. Genetic Contribution to the Management of the Potato Crop. Proceedings of the 45th Annual Washington State Potato Conference. February 7-9, 2006, Moses Lake, WA. pp. 145-149

Gemstar Russet: a New Russet Potato Variety with High Yield, Good Culinary Quality, Excellent Fresh Market Appearance, and Resistance to Common Scab - (Peer Reviewed Journal)

Love, S.L., Novy, R.G., Whitworth, J.L., Corsini, D.L., Pavek, J.J., Mosley, A.R., Pavek, M.J., Knowles, R.K., Brown, C.R., James, S.R., Hane, D.C. 2006. Gemstar russet: a new russet potato variety with high yield, good culinary quality, excellent fresh market appearance, and resistance to common scab. American Journal of Potato Research. 2006. 83:171-180.

The Primary in Vitro Steroidal Alkaloid Glucosyltransferase from Potato (Solanum Tuberosum) - (Peer Reviewed Journal)

Mc Cue, K.F., Allen, P.V., Shepherd, L., Blake, A., Whitworth, J.L., Maccree, M., Rockhold, D.R., Stewart, D., Davies, H., Belknap, W.R. 2006. The primary in vitro steroidal alkaloid glucosyltransferase from potato (solanum tuberosum). Phytochemistry. 67 (15):1590-1597

Effect of Potato Virus Y on Yield of Three Potato Cultivars Grown under Different Nitrogen Levels. - (Peer Reviewed Journal)

Whitworth, J.L., Nolte, P., Mcintosh, C., Davidson, R. 2006. Effect of potato virus y on yield of three potato cultivars grown under different nitrogen levels.. Plant Disease. 90:73-76

Defender: a High-Yielding, Processing Potato Cultivar with Foliar and Tuber Resistance to Late Blight - (Peer Reviewed Journal)

Novy, R.G., Love, S.L., Corsini, D.L., Pavek, J.J., Whitworth, J.L., Mosley, A.R., James, S.R., Hane, D.C., Shock, C.C., Rykbost, R.Y., Brown, C.R., Thornton, R.E., Knowles, N.R., Pavek, M.J., Olsen, N., Inglis, D.A. 2006. Defender: a high-yielding, processing potato cultivar with foliar and tuber resistance to late blight. American Journal of Potato Research.83(1):126

Quality Seed: Seed Improvement, Cultivar and Healthy Seed Lot Selection, and the Certification Process - (Book / Chapter)

Whitworth, J.L., Davidson, R. 2007. Quality seed: seed improvement, cultivar and healthy seed lot selection, and the certification process. Potato Health Mangement 2nd Edition APS Series. 2nd ed. Minnesota: APS Press; 2008. p 31-42.

Western Russet: a New Potato Variety with Excellent Fresh Market and Frozen-Fried Processing Quality and Field Resistance to Common Scab and Pvy - (Peer Reviewed Journal)

Love, S.L., Novy, R.G., Whitworth, J.L., Corsini, D.L., Pavek, J.J., Mosley, A.R., Pavek, M.J., Knowles, R.K., Brown, C.R., James, S.R., Hane, D.C. 2006. Western russet: a new potato variety with excellent fresh market and frozen-fried processing quality and field resistance to common scab and pvy. American Journal of Potato Research. 2006. 83:161-169.

Defender: a High-Yielding, Processing Potato Cultivar with Foliar and Tuber Resistance to Late Blight - (Peer Reviewed Journal)

Novy, R.G., Love, S., Corsini, D.L., Pavek, J.J., Whitworth, J.L., Mosley, A.R., James, S.R., Hane, D.C., Shock, C.C., Rykbost, K.A., Brown, C.R., Thornton, R.E., Knowles, N.R., Pavek, M.J., Olsen, N., Inglis, D.A. 2006. Defender: a high-yielding, processing potato cultivar with foliar and tuber resistance to late blight. American Journal of Potato Research. 83:9-19

Potato Virus Y Strains - (Government Publication)

Whitworth, J.L. 2005. Potato virus y strains. Electronic Publication.

Effect of Potato Virus Y (Pvy) on Yield of Russet Norkotah Lines - (Abstract Only)

Whitworth, J.L., Hamm, P.B., Hane, D.C., Mcintosh, C.S. 2006. Effect of potato virus y (pvy) on yield of russet norkotah lines. American Journal of Potato Research. 83:138.

Summit Russet: a New Russet Potato Variety with Good Fresh Market and Frozen Processing Qualities - (Peer Reviewed Journal)

Love, S.L., Novy, R.G., Whitworth, J.L., Corsini, D.L., Pavek, J.J., Mosley, A.R., Thornton, R.E., Knowles, N.R., James, S.R., Hane, D.C. 2005. Summit russet: a new russet potato variety with good fresh market and frozen processing qualities. American Journal of Potato Research. 82(6):425-432.

Identification and Characterization of a Novel Udp-Glucose: Solanidine Glucosyl Transferase at the Committed Step in Steroidal Glycoalkaloid Biosynthesis in Potatoes. - (Abstract Only)

Mc Cue, K.F., Allen, P.V., Shepherd, L., Blake, A., Whitworth, J.L., Rockhold, D.R., Stewart, D., Davies, H., Belknap, W.R. 2005. Identification and characterization of a novel udp-glucose: solanidine glucosyl transferase at the committed step in steroidal glycoalkaloid biosynthesis in potatoes. American Journal of Potato Research. 83 (1): 123

Canada/us-Management Plan for Potato Viruses That Cause Tuber Necrosis - (Other) - (16-Feb-05)

Effect of Potato Virus Y on Yield of Potato Grown under Different Nitrogen Levels (ABS.) - (Abstract Only)

Whitworth, J. L., Nolte, P., McIntosh, C. S, and Davidson, R. D. 2005. Effect of Potato Virus Y on yield of potato grown under different nitrogen levels (abs). American Journal of Potato Research 82:(1)96

Virus Management in University of Idaho; Proceedings of the Winter Commodity Schools, 2004. Vol 36:137-140. - (Proceedings)

Whitworth, J.L. 2004. Virus management in university of idaho; proceedings of the winter commodity schools, 2004. vol 36:137-140.. Idaho Potato School.