All Stories

  1. From genomes to forest management – tackling invasive Phytophthora species in the era of genomics

    Article • Canadian Journal of Plant Pathology, July 2019, Taylor & Francis

    Niklaus J Grunwald

  2. Taxa: An R package implementing data standards and methods for taxonomic data

    Article • F1000Research, March 2018, Faculty of 1000, Ltd.

    Niklaus J Grunwald, Zachary Foster

  3. Genomic Analyses of Dominant U.S. Clonal Lineages of Phytophthora infestans Reveals a Shared Common Ancestry for Clonal Lineages US11 and US18 and a Lack of Recently Shared Ancestry Among All Other U.S. Lineages

    Article • Phytopathology, November 2016, Scientific Societies

    Niklaus J Grunwald

  4. Genetic Analysis ofPhytophthora nicotianaePopulations from Different Hosts Using Microsatellite Markers

    Article • Phytopathology, September 2016, Scientific Societies

    Niklaus J Grunwald

  5. Population Genomics of Fungi

    Article • Annual Review of Phytopathology, August 2016, Annual Reviews

    Niklaus J Grunwald, Bruce A McDonald, Niklaus J Grünwald

  6. Gall-ID: tools for genotyping gall-causing phytopathogenic bacteria

    Article • PeerJ, July 2016, PeerJ

    Niklaus J Grunwald

  7. vcfr: a package to manipulate and visualize variant call format data in R

    Article • Molecular Ecology Resources, July 2016, Wiley

    Niklaus J Grunwald

  8. Developing educational resources for population genetics in R: an open and collaborative approach

    Article • Molecular Ecology Resources, July 2016, Wiley

    Niklaus J Grunwald

  9. SNP-Based Differentiation ofPhytophthora infestansClonal Lineages Using Locked Nucleic Acid Probes and High-Resolution Melt Analysis

    Article • Plant Disease, July 2016, Scientific Societies

    Niklaus J Grunwald

  10. Host-induced aneuploidy and phenotypic diversification in the Sudden Oak Death pathogen Phytophthora ramorum

    Article • BMC Genomics, May 2016, Springer Science + Business Media

    Niklaus J Grunwald

  11. Diverse Evolutionary Trajectories for Small RNA Biogenesis Genes in the Oomycete Genus Phytophthora

    Article • Frontiers in Plant Science, March 2016, Frontiers

    Niklaus J Grunwald, Niklaus J Grünwald

  12. Loop-mediated isothermal amplification for detection of the tomato and potato late blight pathogen,Phytophthora infestans

    Article • Journal of Applied Microbiology, March 2016, Wiley

    Niklaus J Grunwald

  13. VcfR: an R package to manipulate and visualize VCF format data

    Article • February 2016, Cold Spring Harbor Laboratory Press

    Niklaus J Grunwald, Niklaus J Grünwald

  14. Diversity of Foliar Phytophthora Species on Rhododendron in Oregon Nurseries

    Article • Plant Disease, October 2015, Scientific Societies

    Niklaus J Grunwald

  15. First Report of Phytophthora occultans Causing Root and Collar Rot on Ceanothus , Boxwood, Rhododendron, and Other Hosts in Horticultural Nurseries in Oregon, USA

    Article • Plant Disease, September 2015, Scientific Societies

    Niklaus J Grunwald

  16. Five Reasons to Consider Phytophthora infestans a Reemerging Pathogen

    Article • Phytopathology, July 2015, Scientific Societies

    Niklaus J Grunwald

  17. Identification of QTL controlling high levels of partial resistance toFusarium solanif. sp.pisiin pea

    Article • Plant Breeding, June 2015, Wiley

    Niklaus J Grunwald, Prof. Petr Smykal

  18. Population Structure of Pythium irregulare , P. ultimum , and P. sylvaticum in Forest Nursery Soils of Oregon and Washington

    Article • Phytopathology, May 2015, Scientific Societies

    Niklaus J Grunwald

  19. Fungicide Sensitivity of U.S. Genotypes ofPhytophthora infestansto Six Oomycete-Targeted Compounds

    Article • Plant Disease, May 2015, Scientific Societies

    Niklaus J Grunwald

  20. An Ephemeral Sexual Population of Phytophthora infestans in the Northeastern United States and Canada

    Article • PLoS ONE, December 2014, PLOS

    Niklaus J Grunwald

  21. The Top 10 oomycete pathogens in molecular plant pathology

    Article • Molecular Plant Pathology, December 2014, Wiley

    Niklaus J Grunwald

  22. Pathogenicity, Fungicide Resistance, and Genetic Variability of Phytophthora rubi Isolates from Raspberry ( Rubus idaeus ) in the Western United States

    Article • Plant Disease, December 2014, Scientific Societies

    Niklaus J Grunwald

  23. Lineage, Temperature, and Host Species have Interacting Effects on Lesion Development in Phytophthora ramorum

    Article • Plant Disease, December 2014, Scientific Societies

    Niklaus J Grunwald

  24. Evolution of an Experimental Population of Phytophthora capsici in the Field

    Article • Phytopathology, October 2014, Scientific Societies

    Niklaus J Grunwald, Niklaus J Grünwald

  25. Phytophthora Community Structure Analyses in Oregon Nurseries Inform Systems Approaches to Disease Management

    Article • Phytopathology, October 2014, Scientific Societies

    Niklaus J Grunwald

  26. Correction: Population History and Pathways of Spread of the Plant Pathogen Phytophthora plurivora

    Article • PLoS ONE, August 2014, PLOS

    Niklaus J Grunwald

  27. Speciation in Fungal and Oomycete Plant Pathogens

    Article • Annual Review of Phytopathology, August 2014, Annual Reviews

    Niklaus J Grunwald, Niklaus J Grünwald

  28. Real-time PCR assay to distinguishPhytophthora ramorumlineages using the cellulose binding elicitor lectin (CBEL) locus

    Article • Canadian Journal of Plant Pathology, July 2014, Taylor & Francis

    Niklaus J Grünwald, Niklaus J Grunwald

  29. Sensitivity of Pythium irregulare, P. sylvaticum , and P. ultimum from Forest Nurseries to Mefenoxam and Fosetyl-Al, and Control of Pythium Damping-off

    Article • Plant Disease, July 2014, Scientific Societies

    Niklaus J Grunwald

  30. Origin of Irish famine potato pathogen

    Article • Proceedings of the National Academy of Sciences, June 2014, Proceedings of the National Academy of Sciences

    Niklaus J Grünwald, Niklaus J Grunwald

  31. Tools for genetic analysis of clonal populations using Poppr in R

    Article • PeerJ, March 2014, PeerJ

    Niklaus J Grünwald, Niklaus J Grunwald

  32. How does this nursery pathogen move around?

    Article • PLoS ONE, January 2014, PLOS

    Niklaus J Grünwald, Niklaus J Grunwald

  33. Phytophthora ramorum

    Article • January 2014, Springer Science + Business Media

    Niklaus J Grunwald, Niklaus J Grünwald

  34. Release of Pea Germplasm with Resistance Combined with Desirable Yield and Anti-Lodging Traits

    Article • Journal of Plant Registrations, January 2014, American Society of Agronomy

    Niklaus J Grunwald

  35. Fungal Planet description sheets: 154–213

    Article • Persoonia - Molecular Phylogeny and Evolution of Fungi, December 2013, Naturalis Biodiversity Center

    Niklaus J Grunwald

  36. Phytophthora Database 2.0: Update and Future Direction

    Article • Phytopathology, December 2013, Scientific Societies

    Niklaus J Grunwald

  37. Phytophthora Have Distinct Endogenous Small RNA Populations That Include Short Interfering and microRNAs

    Article • PLoS ONE, October 2013, PLOS

    Niklaus J Grunwald

  38. First Report of Camphor Tree ( Cinnamomum camphora ) as a Host of Phytophthora ramorum

    Article • Plant Disease, October 2013, Scientific Societies

    Niklaus J Grunwald

  39. Evidence for Multiple Introductions and Clonality in Spanish Populations of Fusarium circinatum

    Article • Phytopathology, August 2013, Scientific Societies

    Niklaus J Grunwald

  40. The 2009 Late Blight Pandemic in the Eastern United States – Causes and Results

    Article • Plant Disease, March 2013, Scientific Societies

    Niklaus J Grunwald

  41. Identification ofPhytophthoraspecies baited and isolated from forest soil and streams in northwestern Yunnan province, China

    Article • Forest Pathology, January 2013, Wiley

    Niklaus J Grunwald

  42. Genome Analyses of an Aggressive and Invasive Lineage of the Irish Potato Famine Pathogen

    Article • PLoS Pathogens, October 2012, PLOS

    Niklaus J Grunwald

  43. Systems approach

    Article • Plant Disease, September 2012, Scientific Societies

    Niklaus J Grünwald, Niklaus J Grunwald

  44. Novel insights into the emergence of pathogens: the case of chestnut blight

    Article • Molecular Ecology, July 2012, Wiley

    Niklaus J Grunwald, Niklaus J Grünwald

  45. Unraveling where the oak killer came from and how it moves around

    Article • Trends in Microbiology, March 2012, Elsevier

    Niklaus J Grünwald, Niklaus J Grunwald

  46. Genome sequences ofPhytophthoraenable translational plant disease management and accelerate research

    Article • Canadian Journal of Plant Pathology, January 2012, Taylor & Francis

    Niklaus J Grunwald, Niklaus J Grünwald

  47. Defining species boundaries in the genus Phytophthora: the case of Phytophthora andina A response to ‘Phytophthora andina sp. nov., a newly identified heterothallic pathogen of solanaceous hosts in the Andean highlands’ (Oliva et al., 2010)

    Article • Plant Pathology, December 2011, Wiley

    Niklaus J Grunwald, Niklaus J Grünwald

  48. Identification of new polymorphic microsatellite markers in the NA1 and NA2 lineages of Phytophthora ramorum

    Article • Mycologia, November 2011, Taylor & Francis

    Niklaus J Grunwald, Niklaus J Grünwald

  49. Phytophthora obscura sp. nov., a new species of the novel Phytophthora subclade 8d

    Article • Plant Pathology, October 2011, Wiley

    Niklaus J Grunwald

  50. The Plant Pathogen Phytophthora andina Emerged via Hybridization of an Unknown Phytophthora Species and the Irish Potato Famine Pathogen, P. infestans

    Article • PLoS ONE, September 2011, PLOS

    Niklaus J Grunwald, Niklaus J Grünwald

  51. Evolution and Population Genetics of Exotic and Re-Emerging Pathogens: Novel Tools and Approaches

    Article • Annual Review of Phytopathology, September 2011, Annual Reviews

    Niklaus J Grunwald, Niklaus J Grünwald

  52. Genetic and Pathogenic Relatedness of Pseudoperonospora cubensis and P. humuli

    Article • Phytopathology, July 2011, Scientific Societies

    Niklaus J Grunwald

  53. Phytophthora-ID.org: A Sequence-Based Phytophthora Identification Tool

    Article • Plant Disease, March 2011, Scientific Societies

    Niklaus J Grunwald

  54. Phenotypic differences among three clonal lineages of Phytophthora ramorum

    Article • Forest Pathology, February 2011, Wiley

    Niklaus J Grunwald

  55. Phytophthora ramorum in Canada: Evidence for Migration Within North America and from Europe

    Article • Phytopathology, January 2011, Scientific Societies

    Niklaus J Grunwald

  56. Genetic diversity of Phytophthora infestans in the Northern Andean region

    Article • BMC Genetics, January 2011, Springer Science + Business Media

    Niklaus J Grunwald

  57. Quantitative resistance to late blight from Solanum berthaultii cosegregates with R Pi-ber : insights in stability through isolates and environment

    Article • Theoretical and Applied Genetics, August 2010, Springer Science + Business Media

    Niklaus J Grunwald

  58. The Promise and Pitfalls of Sequence-Based Identification of Plant-Pathogenic Fungi and Oomycetes

    Article • Phytopathology, August 2010, Scientific Societies

    Niklaus J Grunwald

  59. Permanent Genetic Resources added to Molecular Ecology Resources Database 1 December 2009-31 January 2010

    Article • Molecular Ecology Resources, May 2010, Wiley

    Professor Lorenzo Zane, Niklaus J Grunwald

  60. Introduction to Oomycetes

    Article • Plant Health Instructor, January 2010, Scientific Societies

    Niklaus J Grunwald

  61. Clonal expansion of the BelgianPhytophthora ramorumpopulations based on new microsatellite markers

    Article • Molecular Ecology, January 2010, Wiley

    Niklaus J Grunwald

  62. Population Genetic Analysis Infers Migration Pathways of Phytophthora ramorum in US Nurseries

    Article • PLoS Pathogens, September 2009, PLOS

    Niklaus J Grunwald, Niklaus J Grünwald

  63. Genome sequence and analysis of the Irish potato famine pathogen Phytophthora infestans

    Article • Nature, September 2009, Springer Science + Business Media

    Dr Marcus C Chibucos, Benjamin Schwessinger, Dr David J Studholme, Dr Sebastian Schornack, Niklaus J Grunwald, Lucio Conti

  64. PCR-RFLP markers identify three lineages of the North American and European populations ofPhytophthora ramorum

    Article • Forest Pathology, August 2009, Wiley

    Niklaus J Grunwald

  65. Standardizing the Nomenclature for Clonal Lineages of the Sudden Oak Death Pathogen, Phytophthora ramorum

    Article • Phytopathology, July 2009, Scientific Societies

    Niklaus J Grunwald

  66. Migration Patterns of the Emerging Plant Pathogen Phytophthora ramorum on the West Coast of the United States of America

    Article • Phytopathology, June 2009, Scientific Societies

    Niklaus J Grunwald

  67. Ancient isolation and independent evolution of the three clonal lineages of the exotic sudden oak death pathogenPhytophthora ramorum

    Article • Molecular Ecology, March 2009, Wiley

    Niklaus J Grunwald

  68. Phytophthora ramorum: a pathogen with a remarkably wide host range causing sudden oak death on oaks and ramorum blight on woody ornamentals

    Article • Molecular Plant Pathology, November 2008, Wiley

    Niklaus J Grunwald, Niklaus J Grünwald

  69. Population structure, races, and host range of Aphanomyces euteiches from alfalfa production fields in the central USA

    Article • European Journal of Plant Pathology, July 2008, Springer Science + Business Media

    Niklaus J Grunwald

  70. Phytophthora Database: A Forensic Database Supporting the Identification and Monitoring of Phytophthora

    Article • Plant Disease, June 2008, Scientific Societies

    Niklaus J Grunwald

  71. Marker stability throughout 400 days of in vitro hyphal growth in the filamentous ascomycete, Sclerotinia sclerotiorum

    Article • Fungal Genetics and Biology, May 2008, Elsevier

    Niklaus J Grunwald

  72. Environment and Slow Epidemics Favor Oosporulation of Phytophthora infestans Mont. De Bary, on Potato Leaves in the Toluca Valley, México

    Article • American Journal of Potato Research, March 2008, Springer Science + Business Media

    Niklaus J Grunwald

  73. Susceptibility in Viburnum to Phytophthora ramorum

    Article • Plant Disease, February 2008, Scientific Societies

    Niklaus J Grunwald, Niklaus J Grünwald

  74. First Report of the European Lineage of Phytophthora ramorum on Viburnum and Osmanthus spp. in a California Nursery

    Article • Plant Disease, February 2008, Scientific Societies

    Niklaus J Grunwald

  75. Registration of W6 26740, W6 26743, and W6 26745 Green Pea Germplasm Resistant to Fusarium Root Rot

    Article • Journal of Plant Registrations, January 2008, American Society of Agronomy

    Niklaus J Grunwald

  76. Development of codominant simple sequence repeat, single nucleotide polymorphism and sequence characterized amplified region markers for the pea root rot pathogen, Aphanomyces euteiches

    Article • Journal of Microbiological Methods, October 2007, Elsevier

    Niklaus J Grunwald

  77. Late blight resistance of five mexican potato cultivars in the eastern sierra of the state of méxico

    Article • American Journal of Potato Research, September 2007, Springer Science + Business Media

    Niklaus J Grunwald

  78. First Report of Haplotype I-b of Phytophthora infestans in Central Mexico

    Article • Plant Disease, July 2007, Scientific Societies

    Niklaus J Grunwald

  79. Population dynamics of the sudden oak death pathogen Phytophthora ramorum in Oregon from 2001 to 2004

    Article • Molecular Ecology, June 2007, Wiley

    Niklaus J Grunwald

  80. New Populations of Sclerotinia sclerotiorum from Lettuce in California and Peas and Lentils in Washington

    Article • Phytopathology, April 2007, Scientific Societies

    Niklaus J Grunwald

  81. Selection for Fungicide Resistance Within a Growing Season in Field Populations of Phytophthora infestans at the Center of Origin

    Article • Phytopathology, December 2006, Scientific Societies

    Niklaus J Grunwald

  82. Hierarchical Analysis of Diversity, Selfing, and Genetic Differentiation in Populations of the OomyceteAphanomyces euteiches

    Article • Phytopathology, October 2006, Scientific Societies

    Niklaus J Grunwald

  83. Plant Pathogen Culture Collections: It Takes a Village to Preserve These Resources Vital to the Advancement of Agricultural Security and Plant Pathology

    Article • Phytopathology, September 2006, Scientific Societies

    Niklaus J Grunwald

  84. Phytophthora Genome Sequences Uncover Evolutionary Origins and Mechanisms of Pathogenesis

    Article • Science, September 2006, American Association for the Advancement of Science

    Niklaus J Grunwald

  85. Screening techniques and sources of resistance to root diseases in cool season food legumes

    Article • Euphytica, January 2006, Springer Science + Business Media

    Niklaus J Grunwald, Niklaus J Grünwald

  86. Potential Application of TRAP (Targeted Region Amplified Polymorphism) Markers for Mapping and Tagging Disease Resistance Traits in Common Bean

    Article • Crop Science, January 2006, Crop Science Society of America

    Niklaus J Grunwald, Niklaus J Grünwald

  87. Qualification of a Plant Disease Simulation Model: Performance of the LATEBLIGHT Model Across a Broad Range of Environments

    Article • Phytopathology, December 2005, Scientific Societies

    Niklaus J Grunwald

  88. The Biology ofPhytophthora infestansat Its Center of Origin

    Article • Annual Review of Phytopathology, September 2005, Annual Reviews

    Niklaus J Grunwald, Niklaus J Grünwald

  89. Use of real-time PCR to examine the relationship between disease severity in pea and Aphanomyces euteiches DNA content in roots

    Article • European Journal of Plant Pathology, April 2005, Springer Science + Business Media

    Niklaus J Grunwald

  90. First Report of Blight on Ipomoea purpurea Caused by Phytophthora ipomoeae

    Article • Plant Disease, November 2004, Scientific Societies

    Niklaus J Grunwald

  91. Soilborne Oospores of Phytophthora infestans in Central Mexico Survive Winter Fallow and Infect Potato Plants in the Field

    Article • Plant Disease, January 2004, Scientific Societies

    Niklaus J Grunwald

  92. POPULATION SUBSTRUCTURING OF PHYTOPHTHORA INFESTANS ON AMERICAN POTATO CLONES IN THE TOLUCA VALLEY, MÉXICO

    Article • Acta Horticulturae, November 2003, International Society for Horticultural Science (ISHS)

    Niklaus J Grunwald

  93. Analysis of Genotypic Diversity Data for Populations of Microorganisms

    Article • Phytopathology, June 2003, Scientific Societies

    Niklaus J Grunwald

  94. The Population Structure of Phytophthora infestans from the Toluca Valley of Central Mexico Suggests Genetic Differentiation Between Populations from Cultivated Potato and Wild Solanum spp.

    Article • Phytopathology, April 2003, Scientific Societies

    Niklaus J Grunwald

  95. Potato Late Blight Management in the Toluca Valley: Field Validation of SimCast Modified for Cultivars with High Field Resistance

    Article • Plant Disease, October 2002, Scientific Societies

    Niklaus J Grunwald

  96. Phytophthora ipomoeae sp. nov., a new homothallic species causing leaf blight on Ipomoea longipedunculata in the Toluca Valley of central Mexico

    Article • Mycological Research, July 2002, Elsevier

    Niklaus J Grunwald

  97. Potato Cultivars from the Mexican National Program: Sources and Durability of Resistance Against Late Blight

    Article • Phytopathology, July 2002, Scientific Societies

    Niklaus J Grunwald

  98. Formation of Phytophthora infestans Oospores in Nature on Tubers in Central Mexico

    Article • Plant Disease, January 2002, Scientific Societies

    Niklaus J Grunwald

  99. Population Structure of Phytophthora infestans in the Toluca Valley Region of Central Mexico

    Article • Phytopathology, September 2001, Scientific Societies

    Niklaus J Grunwald

  100. Formation, production and viability of oospores of Phytophthora infestans from potato and Solanum demissum in the Toluca Valley, central Mexico

    Article • Mycological Research, August 2001, Elsevier

    Niklaus J Grunwald

  101. Formation, production and viability of oospores of Phytophthora infestans from potato and Solanum demissum in the Toluca Valley, central Mexico

    Article • Mycological Research, August 2001, Elsevier

    Niklaus J Grunwald

  102. Potato Late-Blight Management in the Toluca Valley: Forecasts and Resistant Cultivars

    Article • Plant Disease, April 2000, Scientific Societies

    Niklaus J Grunwald, Niklaus J Grünwald

  103. Promoting international collaboration for potato late blight disease management

    Article • Pesticide Outlook, January 2000, Royal Society of Chemistry

    Niklaus J Grunwald, Niklaus J Grünwald

  104. The Significance and Regulation of Soil Biodiversity—Proceedings of the International Symposium on Soil Biodiversity

    Article • Journal of Environmental Quality, January 1997, American Society of Agronomy

    Niklaus J Grunwald, Niklaus J Grünwald

  105. Tests for Risk Assessment of Root Infection by Plant Pathogens

    Article • January 1996, Soil Science Society of America

    Niklaus J Grunwald, Niklaus J Grünwald

  106. Cultural Methods and Soil Nutrient Status in Low and High Input Agricultural Systems, as They Affect Rhizoctonia Species

    Article • January 1996, Springer Science + Business Media

    Niklaus J Grunwald

  107. The need for a dual hierarchical approach to study plant disease suppression

    Article • Applied Soil Ecology, June 1994, Elsevier

    Niklaus J Grunwald, Niklaus J Grünwald

  108. Phytophthora sojae: Diversity among and within Populations

    Article • Wiley

    Niklaus J Grunwald