Johannsen, Wilhelm Ludvig

Bio: * 1857, Copenhagen, Denmark; † 1927, Copenhagen, Denmark
Career: 1872 apprenticed to a pharmacist; work in pharmacies in Denmark and in Germany; 1879 return to Denmark and pharmacist's examination; studies in botany and chemistry; 1881 assistant in the department of chemistry of the newly established Carlsberg laboratory; 1887 resignation of his post at the Carlsberg laboratory but continued research with the aid of stipends; travels to Zurich, Darmstadt and Tübingen for further work in plant physiology; 1892 lecturer; 1903 professor of botany and plant physiology at the Copenhagen Agricultural College; 1905 professor of plant physiology at the University of Copenhagen; 1917 rector at Copenhagen; several honorary degrees.

Johannsen, Wilhelm Ludvig. 1892. Laerebog i plantefisiologi med henblik paa plantedyrkningen. Kopenhagen. Book

Johannsen, Wilhelm Ludvig. 1909. Elemente der exakten Erblichkeitslehre. Jena. Book

Johannsen, Wilhelm Ludvig. 1900. Das Aether-Verfahren beim Frühtreiben mit besonderer Berücksichtigung der Fliedertreiberei. Jena. Book

Johannsen, Wilhelm Ludvig. 1914. Falske analogier, med henblik paa lighed, slaegtskab, arv, tradition og udvikling. Kopenhagen. Book

Johannsen, W.. 1903. Ueber Erblichkeit in Populationen und in reinen Linien. Ein Beitrag zur Beleuchtung schwebender Selektionsfragen. Jena: Gustav Fischer. Book