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MSU Potato Journal Publications

Journal Publications

2018 / 2017 / 2016 / 2015 / 2014 / 2013 / 2012 / 2011/ 2010 / 2009 / 2008 / 2007 /

2006 / 2005 / 2004 / 2003
/ 2002 / 2001 / 2000

1999 > earlier  / Book Chapters Extension Bulletins


Jansky, S., Douches, D., & Haynes, K. (2018). Germplasm release: Three tetraploid potato clones with resistance to common scab. American Journal of Potato Research,
95: 178.

Jansky, S., Douches, D., & Haynes, K. (2018). Transmission of Scab Resistance to Tetraploid Potato Via Unilateral Sexual Polyploidization. American Journal of Potato Research, 
95: 272.

Tagliotti, M. E., Deperi, S. I., Bedogni, M. C., Zhang, R., Manrique Carpintero, N. C., Coombs, J.,
Douches, D., Huarte, M. A. (2018). Use of easy measurable phenotypic traits as a complementary approach to evaluate the population structure and diversity in a high heterozygous panel of tetraploid clones and cultivars. BMC Genetics, 19, 8.

Endelman, J, Schmitz Carley, C., Bethke, P., Coombs, J., Clough, M., Da Silva, W., De Jong, W., Douches, D.,  Frederick, C., Haynes, K., Holm, D., Miller, J., Munoz, P., Navarro, F., & G. Novy, R., Palta, J., Porter, G., Rak, K., Sathuvalli, V., and Yencho, C. (2018). Genetic Variance Partitioning and Genome-Wide Prediction with Allele Dosage Information in Autotetraploid Potato. Genetics. 209. genetics.300685.2018. 10.1534/genetics.118.300685

Leisner CP, Hamilton JP, Crisovan E, Manrique-Carpintero NC, Marand AP, Newton L, Pham GM, Jiang J, Douches DS, Jansky SH, Buell CR. (2018). Genome sequence of M6, a diploid inbred clone of the high-glycoalkaloid-producing tuber-bearing potato species Solanum chacoense, reveals residual heterozygosity. Plant Journal. DOI: 10.1111/tpj.13857

Deperi, S. I., Tagliotti, M. E., Bedogni, M. C., Manrique-Carpintero, N. C., Coombs, J., Zhang, R., Huarte, M. A. (2018). Discriminant analysis of principal components and pedigree assessment of genetic diversity and population structure in a tetraploid potato panel using SNPs. PLoS ONE, 13(3), e0194398.

Majeed, N., Javaid, B., Deeba, F., Naqvi, S. M. S., & Douches, D. S. (2018). Enhanced Fusarium oxysporum f. sp. tuberosi Resistance in Transgenic Potato Expressing a Rice GLP Superoxide Dismutase Gene. American Journal of Potato Research, 1-12. DOI: 10.1007/s12230-018-9639-z

Bisognin, D. A., Manrique-Carpintero, N. C., & Douches, D. S. (2018). QTL Analysis of Tuber Dormancy and Sprouting in Potato. American Journal of Potato Research, 1-9. DOI: 10.1007/s12230-018-9638-0


Endelman, Jeffrey B., Cari A. Schmitz Carley, David S. Douches, Joseph J. Coombs, Benoit Bizimungu, Walter S. De Jong, Kathleen G. Haynes et al. "Pedigree Reconstruction with Genome-Wide Markers in Potato."
(2017). American Journal of Potato Research  94: 184.

Carley, Cari A. Schmitz, Joseph J. Coombs, David S. Douches, Paul C. Bethke, Jiwan P. Palta, Richard G. Novy, and Jeffrey B. Endelman. "Automated tetraploid genotype calling by hierarchical clustering."
(2017). Theoretical and Applied Genetics :  130: 717.

Hardigan, M.A., Laimbeer, F.P.E., Newton, L., Crisovan, E., Hamilton, J.P., Vaillancourt, B., Wiegert-Rininger, K., Wood, J.C., Douches, D.S., Farré, E.M. and Veilleux, R.E., (2017): Genome diversity of tuber-bearing Solanum uncovers complex evolutionary history and targets of domestication in the cultivated potato. Proceedings of the National Academy of Sciences, 114(46), pp.E9999-E10008.

Pham, G. M., Newton, L., Wiegert‐Rininger, K., Vaillancourt, B., Douches, D. S., & Buell, C. R. (2017). Extensive genome heterogeneity leads to preferential allele expression and copy number‐dependent expression in cultivated potato. The Plant Journal, 92(4), 624-637.

da Silva, W.L., Ingram, J., Hackett, C.A., Coombs, J.J., Douches, D., Bryan, G.J., De Jong, W. and Gray, S., (2017). Mapping Loci That Control Tuber and Foliar Symptoms Caused by PVY in Autotetraploid Potato (Solanum tuberosum L.). G3: Genes, Genomes, Genetics, 7(11), pp.3587-3595.

Kohrt, J. R., Sprague, C. L., Nadakuduti, S. S., & Douches, D. (2017). Confirmation of a three-way (glyphosate, ALS, and atrazine) herbicide-resistant population of Palmer amaranth (Amaranthus palmeri) in Michigan. Weed Science, 65(3), 327-338.

Bali, S., Sathuvalli, V., Brown, C., Novy, R., Ewing, L., Debons, J., Douches, D., Coombs, J., Navarre, D., Whitworth, J. and Charlton, B., (2017). Genetic fingerprinting of potato varieties from the northwest potato variety development Program. American Journal of Potato Research, 94(1), pp.54-63.


Rosyara, U. R., De Jong, W. S., Douches, D. S., & Endelman, J. B. (2016). Software for genome-wide association studies in autopolyploids and its application to potato. The Plant Genome, 9(2).

Hardigan, M. A., Crisovan, E., Hamiltion, J. P., Kim, J., Laimbeer, P., Leisner, C. P., ... & Yang, X. (2016). Genome reduction uncovers a large dispensable genome and adaptive role for copy number variation in asexually propagated Solanum tuberosum. The Plant Cell, 28 (2), 388-405.

Kolech, S. A., Halseth, D., Perry, K., Wolfe, D., Douches, D. S., Coombs, J., & De Jong, W. (2016). Genetic Diversity and Relationship of Ethiopian Potato Varieties to Germplasm from North America, Europe and the International Potato Center. American Journal of Potato Research, 93(6), 609-619.

Butler, N. M., Baltes, N. J., Voytas, D. F., & Douches, D. S. (2016). Geminivirus-mediated genome editing in potato (Solanum tuberosum L.) using sequence-specific nucleases. Frontiers in plant science, 7.

Peterson, B. A., Holt, S. H., Laimbeer, F. P. E., Doulis, A. G., Coombs, J., Douches, D. S., ... & Veilleux, R. E. (2016). Self-Fertility in a Cultivated Diploid Potato Population Examined with the Infinium 8303 Potato Single-Nucleotide Polymorphism Array. The Plant Genome, 9(3).

Jansky, Shelley H., Amy O. Charkowski, David S. Douches, Gabe Gusmini, Craig Richael, Paul C. Bethke, David M. Spooner et al. "Reinventing Potato as a Diploid Inbred Line Based Crop." Crop Science 56, no. 4 (2016): 1412-1422.

Bali, Sapinder, Vidyasagar Sathuvalli, Chuck Brown, Rich Novy, Lorie Ewing, Jeanne Debons, David Douches et al. "Genetic Fingerprinting of Potato Varieties from the Northwest Potato Variety Development Program." American Journal of Potato Research (2016): 1-10.

Schiek, B., Hareau, G., Baguma, Y., Medakker, A., Douches, D., Shotkoski, F., & Ghislain, M. (2016). Demystification of GM crop costs: releasing late blight resistant potato varieties as public goods in developing countries. International Journal of Biotechnology, 14(2), 112-131.

Butler, N. M., & Douches, D. S. (2016). Sequence-Specific Nucleases for Genetic Improvement of Potato. American Journal of Potato Research, 93(4), 303-320.


Halterman, D., Guenthner, J., Collinge, S., Butler, N., & Douches, D. (2015). Biotech Potatoes in the 21st Century: 20 Years Since the First Biotech Potato. American Journal of Potato Research, 1-20.

Manrique-Carpintero, N. C., Coombs, J. J., Cui, Y., Veilleux, R. E., Buell, C. R., & Douches, D. (2015). Genetic Map and QTL Analysis of Agronomic Traits in a Diploid Potato Population using Single Nucleotide Polymorphism Markers. Crop Science, 55(6), 2566-2579.

Massa, A. N., Manrique-Carpintero, N. C., Coombs, J. J., Zarka, D. G., Boone, A. E., Kirk, W. W., ... & Douches, D. S. (2015). Genetic linkage mapping of economically important traits in cultivated tetraploid potato (Solanum tuberosum L.). G3: Genes| Genomes| Genetics, 5(11), 2357-2364.

Nichol, N. L., Zarka, K. A., Coombs, J. J., & Douches, D. S. (2015). Field Assessment of AtCBF1 Transgenic Potato Lines (Solanum tuberosum) for Drought Tolerance. American Journal of Potato Research, 92(2), 243-249.

Bamberg, J., del Rio, A., Coombs, J., & Douches, D. (2015). Assessing SNPs Versus RAPDs for Predicting Heterogeneity and Screening Efficiency in Wild Potato (Solanum) Species. American Journal of Potato Research, 1-8.

Butler, N. M., Atkins, P. A., Voytas, D. F., & Douches, D. S. (2015). Generation and Inheritance of Targeted Mutations in Potato (Solanum tuberosum L.) Using the CRISPR/Cas System. PloS one, 10(12), e0144591.


Campbell, M., Suttle, J., Douches, D. S., & Buell, C. R. (2014). Treatment of potato tubers with the synthetic cytokinin 1-(α-ethylbenzyl)-3-nitroguanidine results in rapid termination of endodormancy and induction of transcripts associated with cell proliferation and growth. Functional & integrative genomics, 14(4), 789-799

Michael A. Hardigan, John Bamberg, C. Robin Buell, and David S. Douches. 2014. Taxonomy and Genetic Differentiation among Wild and Cultivated Germplasm of Solanum sect. Petota. The Plant Genome

Nicole L. Nichol, Kelly A. Zarka, Joseph J. Coombs and David S. Douches. 2014. Field Assessment of AtCBF1 Transgenic Potato Lines (Solanum tuberosum) for Drought Tolerance. Amer. J. Potato Res.
American Journal of Potato Research, 1-7.

D. Douches, C. N. Hirsch, N. C. Manrique-Carpintero, A. N. Massa, J. Coombs, M. Hardigan, D. Bisognin, W. De Jong, and C.R. Buell. 2014.  The Contribution of the Solanaceae Coordinated Agricultural Project to Potato Breeding.
Potato Research, 1-10.

Rojas, J. A., Kirk, W. W., Gachango, E., Douches, D. S., & Hanson, L. E. (2014). Tuber Blight Development in Potato Cultivars in Response to Different Genotypes of Phytophthora infestans. Journal of Phytopathology,162: 33-42. doi: 10.1111/jph.12153


Visser, D., Pett, W. and Douches, D. 2013. Developing Transgenic BT-Potato in South Africa: Experiences with Field Trial Protocols. Acta Hort. (ISHS) 974:51-5

Douches, D.S., J. Coombs, K. Felcher, M. Zuehlke, W. Pett, Z. Szendrei and  J. Brink. (2013) Segregation and Efficacy of the cry1Ia1 Gene for Control of Potato Tuberworm in Four Populations of Cultivated Potato. Journal of Economic Entomology 106(2):1025-1028.

Hirsch, C.N., Hirsch, C.D., Felcher, K., Coombs, J., Zarka, D., Van Deynze, A., De Jong, W., Veilleux, R., Jansky, S., Bethke, P., Douches, D., Buell, C.R. 2013. Retrospective view of North American potato (Solanum tuberosum L.) breeding in the 20th and 21st centuries. Genes Genomes and Genetics. doi:10.1534/g3.113.005595.

Meng, Q., Hanson, L. E., Douches, D., & Hao, J. J. (2013). Managing scab diseases of potato and radish caused by Streptomyces spp. using Bacillus amyloliquefaciens BAC03 and other biomaterials.Biological Control, 67(3), 373-379

Sharma, S. K., Bolser, D., de Boer, J., Sonderkaer, M., Amoros, W., Carboni, M. F., ...Douches, D., ... & Bryan, G. J. (2013). Construction of reference chromosome-scale pseudomolecules for potato: integrating the potato genome with genetic and physical maps. G3: Genes| Genomes| Genetics, 3(11), 2031-2047.


Sim, S.C.; Surstewitz, G.; Plieske, J.; Ganal, M.W.; Van Deynze, A.; Stoffel, K.; Hamilton, J.; Buell, C.R.; Zarka, D.; Douches, D.S.; Francis, D.M. 2012.  Development of a large SNP genotyping array and generation of high-density genetic maps in tomato.  PLoS ONE 7(7): e40563.

Sim S-C, Van Deynze A, Stoffel K, Douches DS, Zarka D, et al. 2012. High-Density SNP Genotyping of Tomato (Solanum lycopersicum L.) Reveals Patterns of Genetic Variation Due to Breeding. PLoS ONE 7(9): e45520. doi:10.1371/journal.pone.0045520.

Felcher KJ, Coombs JJ, Massa AN, Hansey CN, Hamilton JP, et al. (2012) Integration of Two Diploid Potato Linkage Maps with the Potato Genome Sequence. PLoS ONE 7(4): e36347. doi:10.1371/journal.pone.0036347

Gerald M. Ghidiu, David S. Douches, Kimberly J. Felcher, and Joseph J. Coombs, Comparing Host Plant Resistance, Engineered Resistance, and Insecticide Treatment for Control of Colorado Potato Beetle and Potato Leafhopper in Potatoes,  International Journal of Agronomy, vol. 2011, Article ID 390409, 4 pages, 2011. doi:10.1155/2011/390409

Qingxiao Meng, Jingfang Yin, Noah Rosenzweig, David Douches, and Jianjun J. Hao. Culture-Based Assessment of Microbial Communities in Soil Suppressive to Potato Common Scab. Plant Disease 2012 96:5, 712-717

Melakeberhan, H., Douches, DS, Wang, W., Interactions of Selected Potato Cultivars and Populations of Adapted to the Midwest U.S. Soils. Crop Sci. (2012) 52: 1132–1137. 10.2135/cropsci2011.08.0409


Douches, D.S., Coombs, J., Lacey, L.A., Felcher, K., Pett, W. 2011. Evaluations of transgenic potatoes for resistance to potato tuberworm in the laboratory and field. American Journal of Potato Research. 88:91-95

Hamilton, J. P., Hansey, C. N., Whitty, B. R., Stoffel, K., Massa, A. N., Van Deynze, A., De Jong, W. S., Douches, D. S., Buell, C. R. (2011). Single nucleotide polymorphism discovery in elite North American potato germplasm. [Research Support, N.I.H., Extramural]. BMC Genomics, 12, 302. doi: 10.1186/1471-2164-12-302



Douches, D.S., J. Coombs, K. Felcher, W.W. Kirk, C. Long, and G. Bird.  2010.  Missaukee: A Round White Potato Variety Combining Chip-Processing With Resistance to Late Blight, Verticillium Wilt and Golden Cyst Nematode.
Amer. J. Potato Res.

Zarka, Kelly A., Ria Greyling, Inge Gazendam, Dean Olefse, Kimberly Felcher, Gurling Bothma, Johan Brink, Hector Quemada, and David S. Douches.  2010.  Insertion and Characterization of the cry1Ia1 Gene in the Potato Cultivar Spunta for Resistance to Potato Tuber Moth, Phthorimaea operculella (Zeller).  J. Amer. Soc. Hort. Sci.  135(4):317-324.

Quemada, Hector, Kelly Zarka, Walter Pett, Gurling Bothma, Kimberly Felcher, Holly Mirendil, Johan Brink, and David Douches.  2010.  Safety Evaluations of the Cry1Ia1 Protein Found in the Transgenic Potato SpuntaG2.  J. Amer. Soc. Hort. Sci. 135(4):325–332.

Douches, David, Walter Pett, Diedrich Visser, Joseph Coombs, Kelly Zarka, Gurling Bothma, Johan Brink, Hector Quemada, Kimberly Felcher.  2010.  Field and Storage Evaluations of SpuntaG2 for Resistance to Potato Tuber Moth (Phthorimaea opercullela) and for Agronomic Performance.  J. Amer. Soc. Hort. Sci.  135(4):333–340.

Kirk, W., A. Rojas, P. Tumbalam, E. Gachango, P. Wharton, F. Abu-El Samen, D. Douches, J. Coombs, C. Thill, and A. Thompson.  2010.  Effect of different genotypes of Phytophthora infestans (Mont. de Bary) and temperature on tuber disease development.  Amer. J. Potato Res.  87:509-520.


Cooper, S.G., D.S. Douches, K. Zarka and E.J. Grafius. 2009. Enhanced resistance to control potato tuberworm by combining engineered resistance, avidin, and natural resistance derived from, Solanum chacoense.  Amer. J. Potato Res.  86:24-30.

Driscoll, J., J. Coombs, R. Hammerschmidt, W. Kirk, L. Wanner, D. Douches.  2009.  Greenhouse and field nursery evaluation for potato common scab tolerance in a tetraploid population.  Amer. J. Potato Res.  86:96-101.

Cooper, S.G., D.S. Douches, and E.J. Grafius. 2009. Combining engineered resistance, avidin, and natural resistance derived from Solanum chacoense Bitter to control Colorado potato beetle (Coleoptera: Chrysomelidae).  J. Econ. Entomol. 102(3): 1270-1280.

Douches, D.S., J. Brink, H. Quemada, W. Pett, M. Koch, D. Visser, K. Maredia and K. Zarka. 2009. Commercialization of potato tuber moth resistant potatoes in South Africa. In: Kroschel J and L Lacey (eds.) Integrated Pest Management for the Potato Tuber Moth, Phthorimaea operculella Zeller – a Potato Pest of Global Importance. Tropical Agriculture 20, Advances in Crop Research 10. Margraf Publishers, Weikersheim, Germany, 139-147.

Douches, D.S., J. Coombs, R. Hammerschmidt, W.W. Kirk, and C. Long.  Kalkaska:  A round white chip-processing potato variety with common scab resistance.  Amer. J. Potato Res. 86:347-355.

Kirk, W.W., F. Abu-El Samen, P. Tumbalam, P. Wharton, D. Douches, C.A.Thill, and A. Thompson.  2009.  Impact of Different US Genotypes of Phytophthora infestans on Potato Seed Tuber Rot and Plant Emergence in a Range of Cultivars and Advanced Breeding Lines. Potato Res. Volume 52, Number 2, 121-140


Grafius, E.J. and D.S. Douches. 2008. The Present and Future Role of Insect Resistant, Genetically Modified Potato Cultivars in Potato IPM. In: Integration of Insect-Resistant GM Crops within IPM Programs. Eds: J. Romeis, A.M. Shelton, and G.G. Kennedy.  Springer Science + Business Media B.V. pp. 195-221.

Bradeen, James M., Domenico Carputo, and David S. Douches.  2008.  Potato, in Kole, C. and Hall, T. C. (eds.), “Compendium of Transgenic Crop Plants: Transgenic Sugar, Tuber and Fiber Crops”, Blackwell Publishing, Oxford, UK.  pp 117-156.



Van Deynze, A., D. Douches, W. De Jong and D. Francis. 2007. Summary of Solanaceae Coordinating Meetings. In: ISHS Acta Horticulturae 745: VI International Solanaceae Conference : Genomics Meets Biodiversity.

Cowell, E.F., M.J. McGrath and D.S. Douches. 2007. Accumulation of vitamin E in potato (Solanum tuberosum) tubers.  Transgenic Res. 17: 205-217.

Kuhl, J.C., K. Zarka, J. Coombs, W.W. Kirk, and D.S. Douches.  2007. Late Blight Resistance of RB Transgenic Potato Lines. J. Amer. Soc. Hort. Sci. 132(6):783-789.

Estrada, M.A., K. Zarka, S. Cooper, J. Coombs, D.S. Douches  and  E.J. Grafius. 2007. Potato Tuberworm (LEPIDOPTERA: GELICHIIDAE) Resistance in Potato Lines with the Bacillus thuringiensis cry1Ac Gene and Natural Resistance Factors. HortSci. 42:1306-1311.

Cooper, S.G., D.S. Douches, J.J. Coombs and E.J. Grafius. 2007. Evaluation of Natural and Engineered Resistance Mechanisms in Potato against Colorado Potato Beetle in a No-choice Field Study. J. Econ. Entomol. 100(2): 573-579.



Douches, D.S. J. Coombs, R. Hammerschmidt, W.W. Kirk, C. Long, S. Snapp, B. Kudwa, D. Flannery and T.Bourgoin. 2006. Beacon Chipper:  A Round White Chip-Processing Potato Variety.  Amer. J. Potato Res. 83:241-247.

Cooper, S.G., D.S. Douches and E.J. Grafius. 2006 Insecticidal Activity of Avidin Combined with Genetically Engineered and Traditional Host Plant Resistance Against Colorado Potato Beetle (Coleoptera: Chrysomelidae) Larvae. J. Econ. Entomol. 99(2): 527-536.

Rubio-Covarrubias, O.A., D. Douches, R. Hammerschmidt, A. da Rocha and W. Kirk.  2006. Effect of Photoperiod and Temperature on Resistance against Phytophthora infestans in Susceptible and Resistant Potato Cultivars: Effect on Deposition of Structural Phenolics on the Cell Wall and Resistance to Penetration. Amer. J. Potato Res. 83:325-334.



Coombs, J.J., D. S. Douches, S. G. Cooper, E. J. Grafius, W. L. Pett, and D. D. Moyer.  2005. Combining natural and engineered host plant resistance mechanisms in potato (Solanum tuberosum L.) For Colorado potato beetle (Leptinotarsa decemlineata Say): choice and no-choice field studies.  J. Am. Soc. Hort.Sci. 130:857-864.

Hale, A., C. Miller, K. Renganayaki, A. K. Fritz, J.J. Coombs, L.M. Fritz, D.S. Douches. 2005. Suitability of AFLP and microsatellite analysis for discriminating intraclonal variants of the potato cultivar Russet Norkotah.  J. Amer. Soc. Hort. Sci. 130:624-630.

Kirk, W.W., F. M. Abu-El Samen, J.B. Muhinyuza, R. Hammerschmidt, D.S. Douches, C. A. Thill, H.Groza and A. L. Thompson. 2005. Evaluation of Potato Late blight Management Utilizing Host Plant Resistance and Reduced Rates and Frequencies of Fungicide Applications. Crop Protection. 24:961-970.

Rubio-Covarrubias, O.A., D. Douches, R. Hammerschmidt, A. da Rocha and W. Kirk.  2005. Effect of temperature and photoperiod on symptoms associated with resistance to Phytophthora infestans after leaf penetration in susceptible and resistant potato cultivars.  Amer. J. Potato Res. 82:139-146.

Douches, D.S. and E.J. Grafius. 2005. Transformation for Insect Resistance. In. Genetic Improvement of Solanaceous Crops, Vol. 2: Potato (Eds. M.K. Razdan and A.K. Mattoo), Science Publishers, Inc. USA  pp. 235-266.

Visser, D., Schoeman, A.S., Douches, D.S. & Louw, F. 2005. Evaluation of genetically modified potatoes against the potato tuber moth, Phthorimaea operculella (Zeller) (Lepidoptera: Gelechiidae) under laboratory and non-refrigerated store conditions in South Africa. Chapter 13 in; Biotechnology For Food, Agriculture and Environment, Regency Publications, New Delhi, India. (Chapter in book).



Bisognin, D.A. D.S. Douches, L. Buszka, G. Bryan and D. Wang. 2004.  Mapping late blight resistance in Solanum microdontum Bitter.  Crop Science.  45: 340-345.

Long, C., Snapp, S.S., D. Douches and R. Chase.  2004. Tuber yield, storability and quality in response to nitrogen fertility and plant population density in four new Michigan cultivars. Amer. J. of Potato Research.  81:347-357.

Coombs, J. J., L.M. Frank, D.S. Douches.  2004.  An applied fingerprinting system for cultivated potato using simple sequence repeats.  Amer. J. Potato Res.  81: 243-250.

Douches, D.S. J. Coombs, K. Felcher and W. Kirk. 2004.  Foliar reaction to Phytophthora infestans in inoculated potato field trials in Michigan.  Amer. J. Potato Res.  81:443-448.

Cooper, S. G. D. S. Douches and E.J. Grafius.  2004.  Combining genetic engineering and traditional breeding to provide durable resistance in potatoes to Colorado potato beetle.  Entomologia Experimentalis et Applicata.  112: 37-46.

J.B. Muhinyuza, Kirk, W.W., Hammerschmidt, R. and Douches, D. 2004. Impact of plant age and leaf position on susceptibility to late blight. Proceedings of the Sixth Triennial Conference of the African Potato Association.  314-326.

J.B. Muhinyuza, Kirk, W.W., Hammerschmidt, R. and Douches, D. 2004.  Combining host plant resistance with managed fungcide applications for control of potato late blight. Proceedings of the Sixth Triennial Conference of the African Potato Association. 329-346.

Douches, D.S., W. Pett, F. Santos, J. Coombs, E. Grafius, W. Li, E. Anis Metry  , M. Madkour and T. Nasr El-Din. 2004.  Field and Storage Testing Bt-Potatoes for Resistance to Potato Tuber Moth (Lepidoptera: Gelichiidae). J. Econ. Entomol. 97(4):1425-1431.



Douches,D.S., J. Coombs, K. Jastzrebski, R. Hammerschmidt, W.W. Kirk, C. Long, R.W. Chase and S. Snapp. 2003.  Boulder: A round white multipurpose potato variety.  Amer. J. Potato Res. 80:345-352.

Felcher, K.J., D.S. Douches, W.W. Kirk, R. Hammerschmidt. 2003. Expression of a fungal glucose oxidase gene in three potato cultivars with different susceptibility to late blight (Phytophthora infestans Mont. deBary).  J. Amer. Soc. Hort. Sci. 128: 238-245.

Coombs, J.J., D.S. Douches, W. Li, E.J. Grafius, and W.L. Pett. 2003.  Field Evaluation of natural, engineered, and combined resistance mechanisms in potato for control of Colorado potato beetle.  J. Amer. Soc. Hort. Sci. 128(2):219-224.



Douches, D.S., W.W. Kirk, M.A. Bertram, and B.A. Niemira.  2002.  Foliar and tuber assessment of late blight (Phytophthora infestans Mont. deBary) reaction in cultivated potato (Solanum tuberosum L.).  Potato Research.  45:215-224.

Douches, D.S., W. Li, K. Zarka, J. Coombs, W. Pett, E. Grafius and T. El-Nasr.  2002.  Development of Bt-cry5 Insect Resistant Potato Lines Spunta-G2 and Spunta-G3.  HortSci. 37 (7):1103-1107.

Coombs, J.J., D.S. Douches, W. Li, E.J. Grafius, and W.L. Pett.  2002.  Combining engineered (Bt-cry3A) and natural resistance mechanisms in potato (Solanum tuberosum L.) for control of the Colorado potato beetle. J. Amer. Soc. Hort. Sci. 127:62-68.

Bisognin, D.A. and D.S. Douches, 2002.  Early generation selection for potato tuber quality in progenies of late blight resistant parents. Euphytica. 127:1-9.

Bisognin, D.A., D.S. Douches, K. Jastrzebski and W.W. Kirk. 2002. Half-sib progeny evaluation and selection of potatoes resistant to the US8 genotype of Phytophthora infestans from crosses between resistant and susceptible clones. Euphytica. 125:129-138.

Bisognin, D. A. and D.S. Douches. 2002.  Genetic diversity in diploid and tetraploid potato late blight resistant germplasm. HortSci. 37:178-183.

Haynes, K.G., B.J. Christ, D.P. Weingartner, D.S. Douches, C.A. Thill, G. Secor, W.E. Fry, and D.H. Lambert. 2002. Foliar Resistance to Late Blight in Potato Clones Evaluated in National Trials in 1997.  Amer. J. of Potato Res. 79:451-457.



Douches, D.S., K.J. Felcher, J. Coombs, C. Long, R. Hammerschmidt, W.W. Kirk.  2001.  Michigan Purple:  A Purple-Skinned Tablestock Variety.  Amer. J. Potato Res. 78:421-424.

Douches, D.S., K. Jastrzebski, J. Coombs, R.W. Chase, R. Hammerschmidt, W.W. Kirk.  2001.  Liberator:  A Round White Chip-processing Variety with Resistance to Scab.  Amer. J. Potato Res. 78:425-431.

Douches, D.S. K. Jastrzebski, J. Coombs, W.W. Kirk, K. J. Felcher, R. Hammerschmidt, R.W. Chase.  2001.  Jacqueline Lee:  A Late Blight Resistant Tablestock Variety.  Amer. J. Potato Res. 78:413-419.

Douches, D.S.,T.J.  Kisha, W. Li, W.L.  Pett, and E.J. Grafius.  2001. Effectiveness of natural and engineered host plant resistance in potato to the Colorado potato beetle (Leptinotarsa decemlineata (Say)  HortSci.  36:967-970.

Kirk, W.W., Felcher, K.J., Douches, D.S., Coombs. J., Stein, J.M., Baker, K.M. and Hammerschmidt, R.  2001. Effect of Host Plant Resistance and Reduced Rates and Frequencies of Fungicide Application to Control Potato Late Blight. Plant Disease.  85(10): 1113-1118.

Kirk, W.W., K. J. Felcher, D. S. Douches, B. A. Niemira and R. Hammerschmidt. 2001.  Susceptibility of Potato (Solanum tuberosum L.) Foliage and Tubers to the US8 Genotype of Phytophthora infestans. Amer. J. Potato Res.  78:319-322.

Douches, D.S., J.B. Bamberg, W. Kirk, K. Jastrzebski, B.A. Niemira, J. Coombs, D.A. Bisognin, D.A., and K.J. Felcher.  2001.  Evaluation of wild Solanum species for resistance to the US-8 genotype of Phytophthora infestans utilizing a fine-screening technique. Amer. J. Potato Res. 78:159-165.



Mohammed, A. D.S. Douches, W. Pett, E. Grafius, J. Coombs, Liswidowati, W. Li, and M.A. Madkour. 2000. Evaluation of potato tuber moth (Lepidoptera: Gelechiidae) resistance in tubers of Bt-cry5 transgenic potato lines. J. Econ. Entomology.  93(2):472-476.

Kirk, W.W., D.S. Douches, R. Hammerschmidt, J. M. Stein, K. J. Felcher, K. M. Baker and B.A. Niemira.  2000.  Combining varietal resistance with managed fungicide applications for the control of potato late blight.  Acta Horticulturae: 5: 329-335.



Li, W., K. Zarka, D.S. Douches, J.J. Coombs, W.L. Pett, and E.J. Grafius. 1999. Co-expression of potato PVY0 coat protein gene and cryV-Bt genes in potato (Solanum tuberosum L.). J. Amer. Soc. Hort. Sci.  124(3): 218-223.

Douches, D.S. and D.L. Maas. 1998. Comparison of FDR- and SDR-derived tetraploid progeny from 2x-4x crosses using dihaploids of Solanum tuberosum L. that produce mixed modes of 2n eggs. Theor. Appl. Genet. 97:1307-1313.

Douches, D.S., A.L. Westedt, K. Zarka, and E.J. Grafius. 1998. Transformation of CryV-Bt transgene combined with natural resistance mechanisms for resistance to tuber moth in potato (Solanum tuberosum L.) HortScience 33(6):1053-1056.

Haynes, K.G., D.H. Lambert, B.J. Christ, D.P. Weingartner, D.S. Douches, J.E. Backlund, G. Secor, W. Fry, and W. Stevenson. 1998. Phenotypic stability of resistance to late blight in potato clones evaluated at eight sites in the United States. Amer. J. Potato Res. 75:211-217.

Ransom, C.V., D.S. Douches, and J.J. Kells. 1998. Isozyme and RAPD variation among and within hemp dogbane (Apocynum cannabinum) populations. Weed Sci. 46:408-413.

Ray, H., D.S. Douches, and R. Hammerschmidt. 1998. Transformation of potato with cucumber peroxidase: expression and disease response. Phys. Mol. Plant Path. 53:93-103.

Westedt, A.L., D.S. Douches, W. Pett, and E.J. Grafius. 1998. Evaluation of natural and engineered resistance mechanisms in Solanum tuberosum L. for resistance to Phthorimaea operculella Zeller. J. Econ. Ent. 91(2):552-556.

Warnke, S.E., D. S. Douches, and B. E. Branham. 1998.  Isozyme analysis supports allotetraploid inheritance in tetraploid creeping bentgrass (Agrostis palustris Huds.).  Crop Sci.  38:801-805.



Douches, D.S., W.W. Kirk, K. Jastrzebski, C. Long, and R. Hammerschmidt. 1997. Susceptibility of potato varieties and advanced breeding lines (Solanum tuberosum L.) for susceptibility to Phytophthora infestans (Mont.) de Bary in Greenhouse Screenings. Am. Potato J. 74:75-86.

Schneider, K. and D.S. Douches. 1997. The evaluation of simple sequence repeats (SSRs) to fingerprint North American potato cultivars. Am. Potato J. 74:149-160.

Warnke, S.E., D.S. Douches, and D.E. Branham. 1997. Relationships among creeping bentgrass (Agrostis palustris Huds.) cultivars based on isozyme polymorphisms. Crop Science. 37:203-207.

Douches, D.S., K. Jastrzebski, D. Maas, and R.W. Chase. 1996. Assessment of potato breeding over the past century. Crop Science. 36:1544-1552.

Spooner, D.M., J. Tivang, J. Nienhuis, J.T. Miller, D.S. Douches, and A. Contreras-M. 1996. Comparison of four molecular markers in measuring relationships among the wild potato relatives Solanum section Etuberosum (subgenus Potato). Theor. Appl. Genet. 92:532-540.

Sosinski, B. and D.S. Douches. 1996. Use of PCR-based DNA amplification to fingerprint North American potato cultivars. HortScience. 31(1):130-133.

Douches, D.S. and Freyre, R. 1994. Identification of genetic factors influencing chip color in diploid potato (Solanum spp.). Am. Potato J. 71:581-590.

Freyre, R. and D.S. Douches. 1994. Development of a model for marker-assisted selection across environments. Crop Science. 34:1361-1368.

Freyre, R., S. Warnke, B. Sosinski, and D.S. Douches. 1994. Quantitative trait loci analysis of tuber dormancy in diploid potato (Solanum spp.). Theor. Appl. Genet. 89:474-480.

Freyre, R. and D.S. Douches. 1994. Isoenzymatic identification of quantitative traits in crosses between heterozygous parents: Mapping tuber traits in diploid potato (Solanum ssp.). Theor. Appl. Genet. 87(7):764-772.



Lui, C.A. and D.S. Douches. 1993. Electrophoretic identification of haploids from 4x-2x crosses. Euphytica. 70:113-126.

Ortiz, R., D.S. Douches, G.P. Kotch, and S.J. Peloquin. 1993. Use of haploids and isozyme markers for genetic analysis in the polysomic polyploid potato. J. Genet. Breed. 47:283-288.

Austin, S., J.D. Pohlman, C.R. Brown, H. Mojtahedi, G.S. Santo, D.S. Douches, and J.P. Helgeson. 1993. Interspecific somatic hybridization between Solanum tuberosum L. and S. bulbocastanum dun as a means of transferring nematode resistance.Am. Potato J. 70(6):485-495.

Haynes, K.G. and D.S. Douches.1993. Estimation of the coefficient of double reduction in the cultivated tetraploid potato. Theor. Appl. Genet. 85:857-862.

Chase, R.W., N.R. Thompson, R.B. Kitchen, G.H. Silva, R. Hammerschmidt, and D.S. Douches. 1992. Michigold: A yellow-fleshed potato cultivar for fresh market. Am. Potato J. 69:629-634.

Douches, D.S., R.W. Chase, G.H. Silva, R. Hammerschmidt, N.R. Thompson, and R.B. Kitchen. 1992. Spartan Pearl: A widely adapted, high yielding white skin potato cultivar. Am. Potato J. 69:785-791.

Werner, J.E., D.S. Douches, and R. Freyre. 1992. Use of half-tetrad analysis to discriminate between two types of 2n egg formation in a potato haploid. Genome. 35:741-745.

Spooner, D.M., D.S. Douches, and A. Contreras. 1992. Allozyme variation within Solanum sect. Petota, ser. Etuberosa. Am. J. Bot. 79(4):467-471.

Douches, D.S. and K. Ludlam. 1991. Electrophoretic characterization of North American potato varieties. Am. Potato J. 68:767-780.

Douches, D.S., K. Ludlam, and R. Freyre. 1991. Isozyme and plastid DNA assessment of pedigrees of 19th century potato cultivars. Theor. Appl. Genet. 82:195-200.

Quiros, C.F., S.B. Brush, D.S. Douches, K.S. Zimmerer, and G. Huestis. 1990. Biochemical and Folk assessment of variability of Andean cultivated potatoes. Economic Botany. 44(2):254-266.

Rabinowitz, D., C.R. Linder, R. Ortega, D. Begazo, H. Murguia, D.S. Douches, and C.F. Quiros. 1990. High Levels of interspecific hybridization between Solanum sparsipilum and S. stenotomum in experimental plots in the Andes. Am. Potato J. 67:73-81.

Zimmerer, K.S. and D.S. Douches. 1990. Geographic approaches to native crop research and conservation: the partitioning of allelic diversity in Andean potatoes. Economic Botany. 45(2):176-189.

Douches, D.S. and C.F. Quiros. 1988. Use of genetic strategies to determine the mode of 2n egg formation in diploid potatoes. Euphytica. 38:247-260.

Douches, D.S. and C.F. Quiros. 1988. Additional isozyme loci in tuber-bearing Solanums: inheritance and linkage relationships. J. of Heredity. 79(5):377-384.

Douches, D.S. and C.F. Quiros. 1988. Genetic recombination in a diploid synaptic mutant and a Solanum tuberosum x S. chacoense diploid hybrid. Heredity. 60:183-191.

Quiros, C.F., O. Ochoa, and D.S. Douches. 1988. Exploring the role of X-7 species in Brassica evolution: Hybridization with B. nigra and B. oleracea. J. of Heredity 79:351-358.

Quiros, C.F., O.Ochoa, S. F. Kianian and D. Douches.  1987.  Analysis of the Brassica oleracea genome by the generation of B. campestris-oleracea chromosome addition lines: characterization by isozymes and rDNA genes.  Theor. Appl. Genet.  74:758-766.

Douches, D.S. and C.F. Quiros. 1987. Use of 4x-2x crosses to determine gene-centromere map distances of isozyme loci in Solanum species. Genome. 29:5l9-527.

Quiros, C.F., D.S. Douches, and D. Antonio. 1987. Inheritance of annual habit in celery: cosegregation with isozyme and anthocyanin markers. Theor. Appl. Genet. 74:203-208.



Book Chapters:

Grafius, E.J. and D.S. Douches. 2008. The Present and Future Role of Insect Resistant, Genetically Modified Potato Cultivars in Potato IPM. In: Integration of Insect-Resistant GM Crops within IPM Programs. Eds: J. Romeis, A.M. Shelton, and G.G. Kennedy. Springer Science + Business Media B.V. pp. 195-221.

Douches, D.S. and E.J. Grafius. 2005. Transformation for Insect Resistance. In. Genetic Improvement of Solanaceous Crops, Vol. 2: Potato.  Eds. M.K. Razdan and A.K. Mattoo.  Science Publishers, Inc. USA  pp. 235-266.

Visser, D., Schoeman, A.S., Douches, D.S. & Louw, F. 2005. Evaluation of genetically modified potatoes against the potato tuber moth, Phthorimaea operculella (Zeller) (Lepidoptera: Gelechiidae) under laboratory and non-refrigerated store conditions in South Africa. Chapter 13 in; Biotechnology For Food, Agriculture and Environment, Regency Publications, New Delhi, India.(Chapter in book).

Pett, W., D.S. Douches, and E. Grafius. 2000.  Insect control:  Durability and breakdown of resistance.  In Proceedings of the International Workshop on Transgenic potatoes for the benefit of resource-poor farmers in developing countries, June, 2000.  International Potato Center, Lima, Peru.  pp. 82-86.

Douches, D.S. and W. Pett. 1995. Potential Environmental Concerns vis a vis the Introduction of a Specific Trait: Experiences with Potatoes Engineered to Express Insect or Virus Resistance. In IICA/BAC Workshop on Environmental Concerns with Transgenic Plants in Latin America: Potato as a Model.  pp. 45-51.

Douches, D.S. and K. Jastrzebski. 1992. Potato Breeding. In: Genetic Improvement of Vegetable Crops, Eds. G. Kalloo and R. Bergh. Pergamon Press.

Douches, D.S., R. Freyre, and K. Hicks. 1991. Use of RFLPs to Fingerprint North American Potato Cultivars. Proceedings of the Planning Conference on the Use of Molecular Techniques in Potato Germplasm Enhancement, March, 1990. International Potato Center, Lima, Peru. pp. 166-175.


Extension Bulletins:

Zarka, K., D. Kells, D. Douches, C. R. Buell. 2009. A Guide to Growing Potatoes in Your Home Garden. Long version. Short Version.

Chase, R.W., G. Silva, D.S. Douches, and R. Hammerschmidt. 1990. Selecting Potato Varieties for Michigan. Michigan State University Cooperative Extension Service. E-2222.

Kells, D.C., R.W. Chase, and D.S. Douches. 1990. Potato Production for the Home Gardener. Michigan State University Cooperative Extension Service. E-2283.