The Julius Kühn Institute (JKI) is the Federal Research Centre for Cultivated Plants in Germany and an autonomous superior federal authority directly subordinated to the Federal Ministry of Food and Agriculture (BMEL).
German health officer in the village of Herrenberg. Described the first plant-parasitic nematodes Anguina tritici (Steinbuch, 1799) Filipjevi 1936 and A. agrostis (Steinbuch, 1799) Filipjevi, 1936 (Reference: Das Grasälchen Vibrio agrostis. Naturforscher 28, 233-259).
German zoologist and professor at the University of Heidelberg. He specialized in invertebrates and insect development. Described more than 20 nematodes, primarily aquatic species, but also few plant-parasitic species such as Tylenchorhynchus dubius and Paralongidorus maximus.
Described Ditylenchus dipsaci, the forth plant-parasitic nematode ever. Spend 40 years of his career to develop control strategies for the sugar beet cyst nematode Heterodera schachtii.
In 1961 appointed as nematode taxonomist at the Federal Biological Research Centre, today Julius Kühn-Institute, Federal Research Centre for Cultivate Crops. Established the German Nematode Collection (“Deutsche Nematodensammlung) in 1963 with main focus on terrestrial species, especially plant parasites. Described so far 1 family, 1 subfamily, 12 genera and 76 species of nematodes. He retired in 2001.