Dmitri Ivanovsky

Russian botanist (1864–1920)

Dmitri Iosifovich Ivanovsky (alternative spelling Dmitrii or Dmitry Iwanowski; Russian: Дми́трий Ио́сифович Ивано́вский; 28 October 1864 – 20 June 1920) was a Russian botanist, the co-discoverer of viruses (1892), and one of the founders of virology.

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