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Penn State Univ: University Park, PA, US

1998 to present | Professor (Plant Pathology Env Microbiol)
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David Geiser

Works (6)

A Systematic Approach for Identifying Unique Genomic Sequences for Fusarium oxysporum f. sp. lactucae Race 1 and Development of Molecular Diagnostic Tools

Phytopathology®
2025-02-01 | Journal article
DOI: 10.1094/PHYTO-04-24-0142-R
Contributors: Ningxiao Li; David M. Geiser; Jacob L. Steenwyk; Cayla Tsuchida; Steve Koike; Stephanie Slinski; Frank N. Martin
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Crossref

First Report of Fusarium falciforme Causing Root and Stem Rot in Cowpea (syn. Black-Eyed Pea; Vigna unguiculata) in California

Plant Disease
2024-12-01 | Journal article
DOI: 10.1094/PDIS-08-24-1609-PDN
Contributors: Kacey Zimmerman; Nicholas E. Clark; Thomas A. Turini; Andrea Paulk; Johanna Del Castillo Múnera; Ningxiao Li; David M. Geiser; Frank N. Martin; Cassandra L. Swett
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Crossref

Knowledge Gaps, Research Needs, and Opportunities in Plant Disease Diagnostic Assay Development and Validation

PhytoFrontiers™
2023-06 | Journal article
DOI: 10.1094/PHYTOFR-05-22-0057-FI
Contributors: David M. Geiser; Frank N. Martin; Andres S. Espindola; Judith K. Brown; Terrence H. Bell; Yinong Yang; Seogchan Kang
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Crossref

Fusarium abutilonis and F. guadeloupense, two novel species in the Fusarium buharicum clade supported by multilocus molecular phylogenetic analyses

Mycologia
2022-07-04 | Journal article
DOI: 10.1080/00275514.2022.2071563
Contributors: Kerry O’Donnell; Tom Gräfenhan; Imane Laraba; Mark Busman; Robert H. Proctor; Hye-Seon Kim; Nathan P. Wiederhold; David M. Geiser; Keith A. Seifert
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Crossref

Three novel Ambrosia Fusarium Clade species producing multiseptate “dolphin-shaped” conidia, and an augmented description of Fusarium kuroshium

Mycologia
2021-08-03 | Journal article
DOI: 10.1080/00275514.2021.1923300
Contributors: Takayuki Aoki; Pradeepa N. H. Liyanage; Joshua L. Konkol; Randy C. Ploetz; Jason A. Smith; Matt T. Kasson; Stanley Freeman; David M. Geiser; Kerry O’Donnell
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Crossref

Phylogenomic Analysis of a 55.1-kb 19-Gene Dataset Resolves a Monophyletic Fusarium that Includes the Fusarium solani Species Complex

Phytopathology®
2021-07 | Journal article
DOI: 10.1094/PHYTO-08-20-0330-LE
Contributors: David M. Geiser; Abdullah M. S. Al-Hatmi; Takayuki Aoki; Tsutomu Arie; Virgilio Balmas; Irene Barnes; Gary C. Bergstrom; Madan K. Bhattacharyya; Cheryl L. Blomquist; Robert L. Bowden et al.
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Crossref
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