Ludwig Reh

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Ludwig Heinrich Reh (around 1902)

Ludwig Heinrich Reh (born April 17, 1867 in Dieburg , † November 3, 1940 in Hamburg-Bergedorf ) was a German zoologist and long-time curator of the Zoological State Institute and Zoological Museum Hamburg .

Life

Ludwig Reh attended the Realgymnasium in Darmstadt , did his military service in Jena and then studied biology with Wilhelm Haacke and Gottlieb von Koch (1849–1914) at the Technical University of Darmstadt and as a student of Ernst Haeckel at the University of Jena . In 1893 he was in Jena with his dissertation on the limbs of the seals Dr. phil. PhD .

Ludwig Reh worked after his studies from 1894 to 1895 at the Zoological Museum of Strasbourg and with Hermann von Ihering at the Museu Paulista in São Paulo in Brazil , was from 1896 to 1898 assistant at the Concilium biographicum in Zurich and in 1898 was transferred to the newly established station for Appointed plant protection in Hamburg, where he was entrusted with phytopathological observations in the Vierlande area near Hamburg as well as the investigation of the imported plants to prevent the introduction of pests, and here in particular the San José scale insect .

In 1903 he took over the library and the pest department at the Zoological State Institute and Zoological Museum Hamburg as curator.

From 1908 to 1916 he also took on a teaching position at the Hamburg Colonial Institute, where he held the title of professor from 1914.

Ludwig Reh retired in 1931.

His research focused on applied entomology, phytopathology, pest control and pesticides. Ludwig Reh was the first German researcher to carry out experiments with hydrogen cyanide and carried out hydrogen cyanide gassing as early as 1911 and 1913. Of particular importance is his fundamental treatment of the animal enemies of the cultivated plants, which in 1913 as III. Volume of Paul Sorauer's Handbook of Plant Diseases was published and a new edition increased to two volumes in 1925 and 1931 as Volume IV and V of the Handbook of Plant Diseases .

Ludwig Reh was an honorary member of the German Society for Applied Entomology and the Entomologiska Föreningen in Stockholm . In 1935 he was accepted as a member of the German Academy of Natural Scientists Leopoldina in the zoology section .

Ludwig Reh was married to Eilhardine Nicoline (1863–1940), née Schmidt, since August 26, 1895. The couple had a son (* 1897) and a daughter (* 1901).

Fonts (selection)

  • The limbs of the seals . Inaugural dissertation, Jena 1893.
  • Handbook of Plant Diseases . Founded by Paul Sorauer, third volume, Die Tierischen Feinde . Parey, Berlin 1913 ( digitized version ).
  • Ernst Haeckel. Memories and impressions . In: Heinrich Schmidt : What we owe to Ernst Haeckel. A book of adoration and gratitude . Second volume, UNESMA, Leipzig 1914, pp. 376–382 ( digitized version ).
  • Handbook of Plant Diseases . Founded by Paul Sorauer, fourth volume, animal pests on useful plants , first part, fourth edition, Parey, Berlin 1925 ( digitized version ).
  • Handbook of Plant Diseases . Founded by Paul Sorauer, fifth volume, animal pests on useful plants , second part, fourth edition, Parey, Berlin 1932 ( digitized version ).

literature

  • Hans Sachtleben : Prof. Dr. Ludwig Reh . In: Works on physiological and applied entomology from Berlin-Dahlem. 8, 1, Berlin 1941, pp. 68-69 ( digitized version ).

Web links

personal data
SURNAME Reh, Ludwig
ALTERNATIVE NAMES Reh, Ludwig Heinrich (full name)
BRIEF DESCRIPTION German zoologist and curator of the Zoological State Institute and Museum Hamburg
DATE OF BIRTH April 17, 1867
PLACE OF BIRTH The castle
DATE OF DEATH November 3, 1940
Place of death Hamburg-Bergedorf