Harold Henry Flor

Harold Henry Flor known as H. H. Flor[1][2] (1900–1991) was a plant pathologist famous for proposing the gene for gene hypothesis of plant-pathogen genetic interaction whilst working on rust (Melampsora lini) of flax (Linum usitatissimum). He received his PhD from the University of Minnesota in 1929. He proposed the term "Avirulence gene".[2] He worked for three years at Washington State University and the rest of his career at North Dakota State University where he came up with his hypothesis.[3][1]

Harold Henry Flor

References
  1. "History". NDSU Agriculture and Extension. 2021-06-28. Archived from the original on 2022-03-14. Retrieved 2022-03-14.
  2. Staples, Richard C. (2000). "Research on the Rust Fungi During the Twentieth Century". Annual Review of Phytopathology. Annual Reviews. 38 (1): 49–69. ISSN 0066-4286.
  3. "Biography from the American Phytopathological Society". Archived from the original on 2019-02-22.


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