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                    U.S. DEPARTMENT OF AGRICULTURE
 Small Grains and Potato Germplasm Research: Aberdeen, ID
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ARS Home Pacific West Area Aberdeen, Idaho Small Grains and Potato Germplasm Research People & Locations







Jonathan Lee Whitworth

                                                                (PhD)
                        Small Grains and Potato Germplasm Research

                        




                        
                        Research Plant Pathologist
                        Phone: (208) 510-6695
                        
                        
                        Fax: (Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)
                            ProjectsGenetic Improvement of Potato for Sustainable Production and Enhanced Tuber Qualities for the Western United States
                                                    In-House Appropriated
                                                                    (D)Accession Number: 444023Breeder Seed Increase Site
                                                    Grant
                                                                    (G)Accession Number: 436945Development Of Sustainable System-Based Management Strategies For Two Vector-Borne, Tuber Necrotic Viruses In Potato
                                                    Reimbursable Cooperative Agreement
                                                                    (R)Accession Number: 439623Crop Rotation and Development of Resistance for Control of Globodera pallida
                                                    Reimbursable Cooperative Agreement
                                                                    (R)Accession Number: 439713Development of Sustainable System-Based Management Strategies for two Vector-Borne, Tuber Necrotic Viruses in Potato
                                                    Reimbursable Cooperative Agreement
                                                                    (R)Accession Number: 439716Systems Approach to Controlling Nematodes in US Potato Production (Aberdeen)
                                                    Reimbursable Cooperative Agreement
                                                                    (R)Accession Number: 445246**Publications**
                                                (Clicking on the reprint icon
                                                    Reprint Icon
                                                    will take you to the publication reprint.)QTL identified that influence tuber length-width ratio and degree of flatness, tuber size, and specific gravity in a russet-skinned, tetraploid mapping population
                                                        

- (Peer Reviewed Journal)Park, J., Whitworth, J.L., Novy, R.G. 2024. QTL identified that influence tuber length-width ratio and degree of flatness, tuber size, and specific gravity in a russet-skinned, tetraploid mapping population. Frontiers in Plant Science. 15:1343632. https://doi.org/10.3389/fpls.2024.1343632.Rainier Russet: A superior tasting russet potato with long dormancy, excellent process quality, and high early fresh packouts
                                                        

- (Peer Reviewed Journal)Blauer, J.M., Novy, R.G., Whitworth, J.L., Sathuvalli,, V., Pavek, M.J., Knowles, N.R., Knowles, L.O., Fuller, N., Baley, N., Charlton, B.A., Shock, C.C., Yilma, S., Yilma, S., Feibert, E., Stark, J.C., Spear, R.R., Thornton, M., Olsen, N. 2023. Rainier Russet: A superior tasting russet potato with long dormancy, excellent process quality, and high early fresh packouts. American Journal of Potato Research. (2024) 101:17–33. https://doi.org/10.1007/s12230-023-09935-1.Identification of QTL associated with plant vine characteristics and infection response to late blight, early blight, and Verticillium wilt in a tetraploid potato population derived from late blight-resistant Palisade Russet
                                                        

- (Peer Reviewed Journal)Park, J., Sathuvalli, V., Yilma, S., Whitworth, J.L., Novy, R.G. 2023. Identification of QTL associated with plant vine characteristics and infection response to late blight, early blight, and Verticillium wilt in a tetraploid potato population derived from late blight-resistant Palisade Russet. Frontiers in Plant Science. 14:1222596. https://doi.org/10.3389/fpls.2023.1222596.An evaluation based on the analytic hierarchy process (AHP) and GGEbiplot on French fry potato genotypes in Yunnan, China
                                                        

- (Peer Reviewed Journal)Liang, S., Jiang, W., Yang, Y., Lu, L., Whitworth, J.L., Novy, R.G., Bao, L., Yin, Z., Li, Z., He, P., Xu, Y., Li, X. 2023. An evaluation based on the analytic hierarchy process (AHP) and GGEbiplot on French fry potato genotypes in Yunnan, China. Frontiers in Plant Science. 14:1159848. https://doi.org/10.3389/fpls.2023.1159848.Development of a droplet digital PCR assay for detection and quantification of stubby root nematode, Paratrichodorus allius, in soil
                                                        

- (Peer Reviewed Journal)Lawaju, B., Yan, G., Whitworth, J.L. 2023. Development of a droplet digital PCR assay for detection and quantification of stubby root nematode, Paratrichodorus allius, in soil. Plant Disease. (2023) 107:3344-3353. https://doi.org/10.1094/PDIS-03-23-0439-SR.Echo russet: A russet potato variety with a high yield of marketable tubers, high processing quality, and few tuber defects
                                                        

- (Peer Reviewed Journal)Baley, N., Sathuvalli, V., Charlton, B., Shock, C., Yilma, S., Qin, R., Feibert, E., Vales, M., Novy, R.G., Whitworth, J.L., Brown, C., Navarre, D.A., Stark, J.C., Pavek, M., Knowles, N.R., Knowles, L., Blauer, J., Brandt, T., Wang, Y., Spear, R., Olsen, N. 2022. Echo russet: A russet potato variety with a high yield of marketable tubers, high processing quality, and few tuber defects. American Journal of Potato Research. 100:15-26. https://doi.org/10.1007/s12230-022-09891-2.Evaluation of artificial neural network performance for classification of potato plants infected with potato virus Y using spectral data on multiple varieties and genotypes
                                                        

- (Peer Reviewed Journal)Griffel, L.M., Delparte, D.M., Whitworth, J.L., Bodily, P.M., Hartley, D.S. 2022. Evaluation of artificial neural network performance for classification of potato plants infected with potato virus Y using spectral data on multiple varieties and genotypes. Smart Agricultural Technology. 3. Article 100101. https://doi.org/10.1016/j.atech.2022.100101.Powdery scab of potato

- (Monograph)Bauske, M.J., Cumagun, C.J., Murdock, M., Miller, J., Whitworth, J.L., Duellman, K.M., Woodhall, J.W. 2022. Powdery scab of potato. University of Idaho Miscellaneous Publication. 1024.Vanguard Russet: A fresh market potato cultivar with medium-early maturity and long dormancy
                                                        

- (Peer Reviewed Journal)Vales, I., Scheuring, D., Koym, J., Holm, D., Essah, S., Wilson, R., Sidhu, J., Jayanti, S., Novy, R.G., Whitworth, J.L., Stark, J., Spear, R., Sathuvalli, V., Shock, C., Charlton, B., Yilma, S., Knowles, N., Pavek, M., Brown, C., Navarre, D.A., Feldman, M.J., Long, C., Miller, C. 2022. Vanguard Russet: A fresh market potato cultivar with medium-early maturity and long dormancy. American Journal of Potato Research. https://doi.org/10.1007/s12230-022-09877-0.Mechanical transmission of Potato virus Y, including seed cutting is not a contributing factor to increased virus in field production
                                                        

- (Peer Reviewed Journal)Duellman, K.M., Whitworth, J.L., Lent, M.A., Bertram, M.C., Randall, J.C. 2022. Mechanical transmission of Potato virus Y, including seed cutting is not a contributing factor to increased virus in field production. Plant Health Progress. https://doi.org/10.1094/PHP-02-22-0011-RS.La Belle Russet: An early maturing, dual-purpose variety having a high percentage of marketable yield, long tuber dormancy, and a reduced incidence of sugar ends
                                                        

- (Peer Reviewed Journal)Novy, R.G., Whitworth, J.L., Stark, J.C., Spear, R.R., Schneider, B.L., Pavek, M.J., Knowles, N.R., Knowles, L.O., Charlton, B.A., Sathuvalli, V., Yilma, S., Brown, C.R., Brandt, T.L., Wang, Y., Thornton, M., Olsen, N. 2021. La Belle Russet: An early maturing, dual-purpose variety having a high percentage of marketable yield, long tuber dormancy, and a reduced incidence of sugar ends. American Journal of Potato Research. 98:395-410. https://doi.org/10.1007/s12230-021-09853-0.Russet potato breeding clones with extreme resistance to Potato virus Y conferred by Rychc as well as resistance to late blight and cold-induced sweetening
                                                        

- (Peer Reviewed Journal)Elison, G.L., Novy, R.G., Whitworth, J.L. 2021. Russet potato breeding clones with extreme resistance to potato virus Y conferred by Rychc as well as resistance to late blight and cold-induced sweetening. American Journal of Potato Research. 98:411-419. https://doi.org/10.1007/s12230-021-09852-1.Linkage and QTL mapping for tuber shape and specific gravity in a tetraploid mapping population of potato representing the russet market class
                                                        

- (Peer Reviewed Journal)Park, J., Massa, A.N., Douches, D., Coombs, J., Akdemir, D., Yencho, G.C., Whitworth, J.L., Novy, R.G. 2021. Linkage and QTL mapping for tuber shape and specific gravity in a tetraploid mapping population of potato representing the russet market class. Biomed Central (BMC) Plant Biology. 21. Article 507. https://doi.org/10.1186/s12870-021-03265-2.Foliar and tuber symptoms of U.S. potato varieties to multiple strains and isolates of Potato virus Y
                                                        

- (Peer Reviewed Journal)Whitworth, J.L., Gray, S.M., Ingram, J.T., Hall, D.G. 2021. Foliar and tuber symptoms of U.S. potato varieties to multiple strains and isolates of Potato virus Y. American Journal of Potato Research. 98:93-103. https://doi.org/10.1007/s12230-020-09820-1.Galena russet: A long dormancy, dual purpose potato cultivar exhibiting low asparagine, cold-sweetening resistance, and enhanced protein content
                                                        

- (Peer Reviewed Journal)Spear, R., Novy, R.G., Whitworth, J.L., Stark, J.C., Pavek, M.J., Knowles, R., Knowles, L., Charlton, B.A., Sathuvalli, V., Yilma, S., Thornton, M., Olsen, N., Brant, T., Wang, Y. 2021. Galena russet: A long dormancy, dual purpose potato cultivar exhibiting low asparagine, cold-sweetening resistance, and enhanced protein content. American Journal of Potato Research. 98:51-63. https://doi.org/10.1007/s12230-020-09817-w.Expression of the tomato pot-1 gene confers potato virus Y (PVY) resistance in susceptible potato varieties
                                                        

- (Peer Reviewed Journal)Zhang, C., Zarka, K., Zarka, D., Whitworth, J.L., Douches, D.S. 2021. Expression of the tomato pot-1 gene confers potato virus Y (PVY) resistance in susceptible potato varieties. American Journal of Potato Research. 98:42-50.Potato production systems, chapter 4. Seed potato production and certification
                                                        

- (Book / Chapter)Westra, A., Nolte, P., Whitworth, J.L., Durrin, J.S. 2020. Seed potato production and certification. In: Stark, J.C, Thornton, M., Nolte, P., editors. Potato Production Systems. Cham, Switzerland: Springer Nature. p. 65-86. https://doi.org/10.1007/978-3-030-39157-7.Development and application of a large-scale multiplex marker assay to detect PVY resistance sources in Solanum tuberosum
                                                        

- (Peer Reviewed Journal)Elison, G.L., Hall, D.G., Novy, R.G., Whitworth, J.L. 2020. Development and application of a large-scale multiplex marker assay to detect PVY resistance sources in Solanum tuberosum. American Journal of Potato Research. 97:289-296. https://doi.org/10.1007/s12230-020-09777-1.Assessment of factors associated with real-time PCR quantification of Paratrichodorus allius from field soil DNA
                                                        

- (Peer Reviewed Journal)Huang, D., Yan, G., Gudmestad, N.C., Whitworth, J.L. 2019. Assessment of factors associated with real-time PCR quantification of Paratrichodorus allius from field soil DNA. Plant Disease. 103(12):3265-3273. https://doi.org/10.1094/PDIS-12-18-2240-RE.Symptom expression of mainstream and specialty potato cultivars to bacterial ring rot (Clavibacter sepedonicus) and evaluation of in-field detection
                                                        

- (Peer Reviewed Journal)Whitworth, J.L., Selstedt, R.A., Westra, A.A., Nolte, P., Duellman, K., Yellareddygari, S., Gudmestad, N.C. 2019. Symptom expression of mainstream and specialty potato cultivars to bacterial ring rot (Clavibacter sepedonicus) and evaluation of in-field detection. American Journal of Potato Research. 96:427-444. https://doi.org/10.1007/s12230-019-09730-x.Germplasm with resistance to Potato Virus Y derived from Solanum chacoense: Clones M19 (39-7) and M20 (XD3)
                                                        

- (Peer Reviewed Journal)Fulladolsa, A., Charkowski, A., Cai, X., Whitworth, J.L., Gray, S.M., Jansky, S.H. 2019. Germplasm with resistance to Potato Virus Y derived from Solanum chacoense: Clones M19 (39-7) and M20 (XD3). American Journal of Potato Research. 96(4):390-395. https://doi.org/10.1007/s12230-019-09719-6.Current status of potato cyst nematodes in the United States and Canada
                                                        

- (Peer Reviewed Journal)Dandurand, L.M., Zasada, I.A., Wang, X., Mimee, B., Dejong, W., Novy, R.G., Whitworth, J.L., Kuhl, J. 2019. Current status of potato cyst nematodes in the United States and Canada. Annual Review of Phytopathology. 57:117-133. https://doi.org/10.1146/annurev-phyto-082718-100254.Developing a one-step multiplex PCR assay for rapid detection of four Stubby-Root Nematode species, Paratrichodorus allius, P. minor, P. porosus and Trichodorus obtusus
                                                        

- (Peer Reviewed Journal)Huang, D., Yan, G., Gudmestad, N., Whitworth, J.L., Frost, K., Crow, W. 2019. Developing a one-step multiplex PCR assay for rapid detection of four Stubby-Root Nematode species, Paratrichodorus allius, P. minor, P. porosus and Trichodorus obtusus. Plant Disease. 103(3):404-410. https://doi.org/10.1094/PDIS-06-18-0983-RE.TerraRossa: A mid-season specialty potato with red flesh and skin and resistance to common scab and golden cyst nematode
                                                        

- (Peer Reviewed Journal)Shock, C., Brown, C., Sathuvalli, V., Charlton, B., Yilma, S., Hane, D., Quick, R.A., Rykbost, K., James, S., Mosley, A., Feibert, E., Whitworth, J.L., Novy, R.G., Stark, J., Pavek, M., Knowles, R., Navarre, D.A., Miller, J., Holm, D., Jayanty, S., Debons, J., Vales, I., Wang, X., Hamlin, L. 2018. TerraRossa: A mid-season specialty potato with red flesh and skin and resistance to common scab and golden cyst nematode. American Journal of Potato Research. 95(5):597-605. https://doi.org/10.1007/s12230-018-9667-8.Resistance of potato breeding clones and cultivars to three species of potato cyst nematode
                                                        

- (Peer Reviewed Journal)Whitworth, J.L., Novy, R.G., Zasada, I.A., Dandurand, L., Wang, X., Kuhl, J.C. 2018. Resistance of potato breeding clones and cultivars to three species of potato cyst nematode. Plant Disease. 102(11):2120-2128. https://doi.org/10.1094/PDIS-12-17-1978-RE.Molecular characterization and identification of stubby root nematode species from multiple states in the United States
                                                        

- (Peer Reviewed Journal)Huang, D., Yan, G., Gudmestad, N., Whitworth, J.L., Frost, K., Brown, C., Ye, W., Agudelo, P., Crow, B. 2018. Molecular characterization and identification of stubby root nematode species from multiple states in the United States. Plant Disease. 102(11):2101-2111. https://doi.org/10.1094/PDIS-10-17-1668-RE.Introgression of Globodera resistance into the russet market class

- (Abstract Only)Symptom expression of Potato virus Y across all market classes of U.S. potato varieties

- (Abstract Only)Host resistance in potato to three Globodera species

- (Abstract Only)Breeding and development of Globodera-resistant potato varieties with long tuber shape and russet skin for production in the western United States

- (Abstract Only)Assessing potato cultivar sensitivity to tuber necrosis caused by Tobacco rattle virus
                                                        

- (Peer Reviewed Journal)Yellareddygari, S., Brown, C.R., Whitworth, J.L., Quick, R.A., Hamlin, L.L., Gudmestad, N.C. 2018. Assessing potato cultivar sensitivity to tuber necrosis caused by Tobacco rattle virus. Plant Disease. 102(7):1376-1385. https://doi.org/10.1094/PDIS-12-17-1918-RE.Assessing potato cultivar sensitivity to tuber necrosis caused by Potato mop-top virus
                                                        

- (Peer Reviewed Journal)Yellareddygari, S., Whitworth, J.L., Gudmestad, N.C. 2018. Assessing potato cultivar sensitivity to tuber necrosis caused by Potato mop-top virus. Plant Disease. 102(6):1148-1153. https://doi.org/10.1094/PDIS-10-17-1585-RE.Reveille Russet: An early, widely adapted, high-count-carton russet for the fresh market
                                                        

- (Peer Reviewed Journal)Miller, Jr., J.C., Koym, J.W., Holm, D.G., Pavek, J.J., Novy, R.G., Whitworth, J.L., Stark, J.C., Charlton, B.A., Yilma, S., Pavek, M.J., Nunez, J.J., Wilson, R., Shock, C.C., Brown, C.R., Long, C.M. 2017. Reveille Russet: An early, widely adapted, high-count-carton russet for the fresh market. American Journal of Potato Research. 95(1):79-86. https://doi.org/10.1007/s12230-017-9620-2.Yukon Nugget: a mid-season yellow skin, yellow flesh specialty potato with extreme resistance to potato virus X

- (Peer Reviewed Journal)Sathuvalli, V., Brown, C.R., Yilma, S., Charlton, B.A., Shock, C., Quick, R.A., Feibert, E., Whitworth, J.L., Novy, R.G., Stark, J.C., Pavek, M., Knowles, R., Navarre, D.A., Vales, I. 2016. Yukon Nugget: a mid-season yellow skin, yellow flesh specialty potato with extreme resistance to potato virus X. American Journal of Potato Research. 93(6):602-608.Potato-related research at USDA-ARS laboratories in Washington and Idaho

- (Trade Journal)Horton, D.R., Cooper, W.R., Landolt, P.J., Thinakaran, J., Miliczky, E., Kaur, N., Navarre, D.A., Brown, C.R., Swisher, K.D., Novy, R.G., Whitworth, J.L. 2017. Potato-related research at USDA-ARS laboratories in Washington and Idaho. Potato Progress. 17(14):1-12.Pomerelle Russet: An early maturing potato variety with high yield of U.S. No. 1 tubers suitable for fresh market and early processing and resistance to Potato mop-top virus and corky ringspot
                                                        

- (Peer Reviewed Journal)Stark, J.C., Novy, R.G., Whitworth, J.L., Knowles, R., Pavek, M.J., Thornton, M., Brown, C.R., Charlton, B.A., Sathuvalli, V., Brandt, T.L., Yilma, S. 2018. Pomerelle Russet: An early maturing potato variety with high yield of U.S. No. 1 tubers suitable for fresh market and early processing and resistance to Potato mop-top virus and corky ringspot. American Journal of Potato Research. 95(2):110-122. https://doi.org/10.1007/s12230-017-9593-1.Sage Russet: A new high yielding dual-purpose russet variety, with cold-sweetening resistance, high vitamin C and protein contents and excellent fresh pack and processing potential

- (Peer Reviewed Journal)Yilma, S., Charlton, B.A., Shock, C.C., Hane, D.C., James, S.R., Mosley, A.R., Rykbost, K.A., Fiebert, E.G., Knowles, R., Pavek, M.J., Stark, J.C., Novy, R.G., Whitworth, J.L., Pavek, J.J., Corsini, D.L., Brandt, T.L., Olsen, N., Brown, C.R., Vales, I., Sathuvalli, V. 2017. Sage Russet: A new high yielding dual-purpose russet variety, with cold-sweetening resistance, high vitamin C and protein contents and excellent fresh pack and processing potential. American Journal of Potato Research. 94(4):379-389.Potato virus Y transmission efficiency from different potato cultivars infected with single or multiple virus strains

- (Peer Reviewed Journal)Mondal, S., Lin, Y., Carroll, J.E., Wenninger, E.J., Perez, N., Whitworth, J.L., Gray, S.M. 2017. Potato virus Y transmission efficiency from different potato cultivars infected with single or multiple virus strains. Phytopathology. 107:491-498.Genetic fingerprinting of potato varieties from the Northwest Potato Variety Development Program

- (Peer Reviewed Journal)Bali, S., Sathuvalli, V., Brown, C.R., Novy, R.G., Ewing, L., Debons, J., Douches, D., Coombs, J., Navarre, D.A., Whitworth, J.L., Charlton, B., Yilma, S., Shock, C., Stark, J., Pavek, M., Knowles, R. 2017. Genetic fingerprinting of potato varieties from the Northwest Potato Variety Development Program. American Journal of Potato Research. 94:54-63.Payette Russet: A dual-purpose potato cultivar with cold-sweetening resistance, low acrylamide formation, and resistance to late blight and Potato Virus Y

- (Peer Reviewed Journal)Novy, R.G., Whitworth, J.L., Stark, J.C., Schneider, B.L., Knowles, N.R., Pavek, M.J., Knowles, L.O., Charlton, B.A., Sathuvalli, V., Yilma, S., Brown, C.R., Thornton, M., Brandt, T.L., Olsen, N. 2017. Payette Russet: A dual-purpose potato cultivar with cold-sweetening resistance, low acrylamide formation, and resistance to late blight and Potato Virus Y. American Journal of Potato Research. 94:38-53.Development of molecular markers closely linked to the potato leafroll virus resistance gene, Rlretb, for use in marker-assisted selection

- (Peer Reviewed Journal)Kuhl, J.C., Novy, R.G., Whitworth, J.L., Dibble, M., Schneider, B.L., Hall, D.G. 2016. Development of molecular markers closely linked to the potato leafroll virus resistance gene, Rlretb, for use in marker-assisted selection. American Journal of Potato Research. 93(3):203-212.Targhee Russet: A high yielding dual purpose, long russet potato cultivar having higher protein and vitamin C content and resistance to tuber soft rot

- (Peer Reviewed Journal)Whitworth, J.L., Novy, R.G., Stark, J.C., Thornton, M., Knowles, N., Pavek, M.J., Spear, R., Brown, C.R., Charlton, B., Sathuvalli, V., Yilma, S., Brandt, T.L., Olsen, N. 2016. Targhee Russet: A high yielding dual purpose, long russet potato cultivar having higher protein and vitamin C content and resistance to tuber soft rot. American Journal of Potato Research. 93(2):189-201.Mountain Gem Russet: A medium to late season potato variety with high early and full season yield potential and excellent fresh market characteristics

- (Peer Reviewed Journal)Stark, J.C., Novy, R.G., Whitworth, J.L., Knowles, N.R., Pavek, M.J., Thornton, M., Spear, R., Brown, C.R., Charlton, B.A., Sathuvalli, V., Yilma, S., Olsen, N., Brandt, T.L. 2016. Mountain Gem Russet: A medium to late season potato variety with high early and full season yield potential and excellent fresh market characteristics. American Journal of Potato Research. 93(2):158-171.Comparison of transmission efficiency of different isolates of Potato virus Y among three aphid vectors

- (Peer Reviewed Journal)Mondal, S., Wenninger, E.J., Hutchinson, P.J., Whitworth, J.L., Shrestha, D., Eigenbrode, S.D., Bosque-Perez, N.A. 2016. Comparison of transmission efficiency of different isolates of Potato virus Y among three aphid vectors. Entomologia Experimentalis et Applicata. 158(3):258-268.Acrylamide-forming potential and agronomic properties of elite US potato germplasm from the National Fry Processing Trial
                                                        

- (Peer Reviewed Journal)Wang, Y., Bethke, P.C., Bussan, A.J., Glynn, M.T., Holm, D.G., Navarro, F.M., Novy, R.G., Palta, J.P., Pavek, M.J., Porter, G.A., Sathuvalli, V.R., Thompson, A.L., Voglewede, P.J., Whitworth, J.L., Parish, D.I., Endelman, J.B. 2015. Acrylamide-forming potential and agronomic properties of elite US potato germplasm from the National Fry Processing Trial. Crop Science. 56(1):30-39. doi: 10.2135/cropsci2015.03.0173.ATTX961014-1R/Y a.k.a. Sierra Rose: A red skin, yellow flesh cultivar for the specialty/gourmet market

- (Peer Reviewed Journal)Miller, J., Scheuring, D.C., Koym, J.W., Holm, D.G., Novy, R.G., Whitworth, J.L., Stark, J.C., Charlton, B.A., Yilma, S., Knowles, N., Pavek, M.J., Shock, C.C., Brown, C.R. 2015. ATTX961014-1R/Y a.k.a. Sierra Rose: A red skin, yellow flesh cultivar for the specialty/gourmet market. American Journal of Potato Research. 92:491-496.Complete genomic characterization of a Potato mop-top virus isolate from the United States

- (Peer Reviewed Journal)Complete genomic characterization of potato mop-topvirus isolate from the United States

- (Peer Reviewed Journal)Ramesh, S.V., Raikhy, G., Brown, C.R., Whitworth, J.L., Pappu, H. 2014. Complete genomic characterization of potato mop-topvirus isolate from the United States. Archives of Virology. 159:3427-3422.Interactions among potato genotypes, virus strains, and inoculation timing and methods in the Potato virus Y and green peach aphid pathosystem

- (Peer Reviewed Journal)Shrestha, D., Wenninger, E.J., Hutchinson, P.J., Whitworth, J.L., Mondal, S., Eigenbrode, S.D., Bosque-Perez, N.A. 2014. Interactions among potato genotypes, virus strains, and inoculation timing and methods in the Potato virus Y and green peach aphid pathosystem. Environmental Entomology. 43:662-671.Huckleberry Gold: A high antioxidant purple skin-yellow flesh specialty market cultivar with potato cyst nematode resistance (H1) and potato virus X resistance (Nb and Rx1)

- (Peer Reviewed Journal)Whitworth, J.L., Novy, R.G., Stark, J.C., Love, S.L., Thomton, M.K., Charlton, B.A., Yilma, S., Knowles, R.N., Pavek, M.J., Wang, X., Pavek, J.J. 2014. Huckleberry Gold: A high antioxidant purple skin-yellow flesh specialty market cultivar with potato cyst nematode resistance (H1) and potato virus X resistance (Nb and Rx1). American Journal of Potato Research. 91:447-458.Teton Russet: an early-maturing, dual-purpose potato cultivar having higher protein and vitamin C content, low Asparagine, and resistances to common scab and Fusarium dry rot

- (Peer Reviewed Journal)Novy, R.G., Whitworth, J.L., Stark, J.C., Charlton, B.A., Yilma, S., Knowles, N.R., Pavek, M.J., Spear, R.R., Brandt, T.L., Olsen, N., Thornton, M., Brown, C.R., James, S.R., Hane, D.C. 2014. Teton Russet: an early-maturing, dual-purpose potato cultivar having higher protein and vitamin C content, low Asparagine, and resistances to common scab and Fusarium dry rot. American Journal of Potato Research. 91(4):380-393.Work of multiple organizations to improve seed potato health in U.S.A. and an example of change to reduce Potato virus Y in seed potato lots

- (Book / Chapter)Whitworth, J.L., Nolte, P. 2015. Work of multiple organizations to improve seed potato health in U.S.A. and an example of change to reduce Potato virus Y in seed potato lots. In: Low, J., Nyongesa, M., Quinn, S., Parker, M., editors.  Potato and Sweetpotato in Africa: Transforming the Value Chains for Food and Nutrition Security. United Kingdom: CABI. p. 274-278.Detection of potato mop top virus (Furovirus) on potato in southeast Idaho

- (Peer Reviewed Journal)Whitworth, J.L., Crosslin, J. 2013. Detection of potato mop top virus (Furovirus) on potato in southeast Idaho. Plant Disease. 97(1):149.1Generation 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):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.Resistance to PVY using siRNA in transgenic potatoes(Abstract)

- (Abstract Only)Mc Cue, K.F., Rockhold, D.R., Ponciano, G.P., Gray, S.M., Whitworth, J.L., Fofanov, Y., Belknap, W.R. 2013. Resistance to PVY using siRNA in transgenic potatoes(Abstract). American Journal of Potato Research. 90(2):p138-139.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)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. 154:1861-1863Serological 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 86:171-182Identification 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.92:1371Identification 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.PREMIER RUSSET: A Dual-Purpose, Potato Cultivar with Significant Resistance to Low Temperature Sweetening During Long-Term Storage

- (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., Olsen, N. 2008. Premier russet: a dual-purpose, potato cultivar with significant resistance to low temperature sweetening during long-term storage. American Journal of Potato Research. 85:198-209Willamette: 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): 85-92Blazer Russet:  An early to mid-season potato cultivar with high U.S. No. 1 yields and good processing and culinary qualities.

- (Peer Reviewed Journal)Stark, J.C., Novy, R.G., Love, S.L., Whitworth, J.L., Corsini, D.L., Pavek, J.J., Mosley, A.R., Pavek, M.J., Knowles, N.R., Thornton, R.E., James, S.R., Hane, D.C., Olsen, N., Vales, M.I., Brown, C.R. 2007. Blazer Russet:  An early to mid-season potato cultivar with high U.S. No. 1 yields and good processing and culinary qualities.. American Journal of Potato Research. 84 (6):467-477Multiple-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: 313-321Incidence, 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)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)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. 114:1161-1172Segregation 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): 106-107Development 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):97Identification 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. 145-149GEMSTAR 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):1590-1597EFFECT 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. 90:73-76DEFENDER:  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):126WESTERN 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.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.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. 83:9-19POTATO 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):  123CANADA/US-MANAGEMENT PLAN FOR POTATO VIRUSES THAT CAUSE TUBER NECROSIS

- (Other)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)96VIRUS 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.
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