Artturi Ilmari Virtanen was a Finnish chemist and recipient of the 1945 Nobel Prize in Chemistry "for his research and inventions in agricultural and nutrition chemistry, especially for his fodder preservation method". The Nobel Prize in Chemistry 1945, announced November 15, 1945. Artturi Virtanen, “for his research and inventions in agricultural and nutrition chemistry, especially for his fodder preservation method”. Artturi Virtanen: born 1895, Helsinki, Russian Empire (now Finland). Wiki link Data: the Nobel Foundation (CC0).