Julius Gotthelf Kühn (23 October 1825 – 14 April 1910) was a German academic and

agronomist An agriculturist, agriculturalist, agrologist, or agronomist (abbreviated as agr.), is a professional in the science, practice, and management of agriculture and agribusiness. It is a regulated profession in Canada, India, the Philippines, the ...

and he was one of the founders of

Plant Pathology Plant pathology (also phytopathology) is the scientific study of diseases in plants caused by pathogens (infectious organisms) and environmental conditions (physiological factors). Organisms that cause infectious disease include fungus, fung ...

. Kuhn's father was a land owner and he gained experience in

agriculture Agriculture or farming is the practice of cultivating plants and livestock. Agriculture was the key development in the rise of sedentary human civilization, whereby farming of domesticated species created food surpluses that enabled people to ...

and

botany Botany, also called , plant biology or phytology, is the science of plant life and a branch of biology. A botanist, plant scientist or phytologist is a scientist who specialises in this field. The term "botany" comes from the Ancient Greek w ...

on his father's land. He was trained in

Bonn The federal city of Bonn ( lat, Bonna) is a city on the banks of the Rhine in the German state of North Rhine-Westphalia, with a population of over 300,000. About south-southeast of Cologne, Bonn is in the southernmost part of the Rhine-Ruhr r ...

, starting at age 30 and was awarded his doctorate, which focused on diseases of

beet The beetroot is the taproot portion of a beet plant, usually known in North America as beets while the vegetable is referred to as beetroot in British English, and also known as the table beet, garden beet, red beet, dinner beet or golden beet ...

and

canola Close-up of canola blooms Canola flower Rapeseed oil is one of the oldest known vegetable oils. There are both edible and industrial forms produced from rapeseed, the seed of several cultivars of the plant family Brassicaceae. Historically, i ...

Leipzig Leipzig ( , ; Upper Saxon: ) is the most populous city in the German state of Saxony. Leipzig's population of 605,407 inhabitants (1.1 million in the larger urban zone) as of 2021 places the city as Germany's eighth most populous, as wel ...

. In 1862, he became a professor of agriculture at the

University of Halle Martin Luther University of Halle-Wittenberg (german: Martin-Luther-Universität Halle-Wittenberg), also referred to as MLU, is a public, research-oriented university in the cities of Halle and Wittenberg and the largest and oldest university i ...

. Kuhn published more than 70 papers on

mycology Mycology is the branch of biology concerned with the study of fungi, including their genetic and biochemical properties, their taxonomy and their use to humans, including as a source for tinder, traditional medicine, food, and entheogens, as ...

and plant pathology over the course of his career. One of his seminar papers was the 1858 publication "Die Krankheiten der Kultergewachse". He was honoured in 1898, when botanist Paul Wilhelm Magnus

circumscribed In geometry, the circumscribed circle or circumcircle of a polygon is a circle that passes through all the vertices of the polygon. The center of this circle is called the circumcenter and its radius is called the circumradius. Not every polyg ...

Kuehneola Kuehneola is a genus of rust fungi in the family Phragmidiaceae. The widespread genus contains nine species. The genus name of ''Kuehneola'' is in honour of Julius Gotthelf Kühn (1825–1910), who was a German academic and agronomist and he wa ...

'', which is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

rust fungi Rusts are plant diseases caused by pathogenic fungi of the order Pucciniales (previously known as Uredinales). An estimated 168 rust genera and approximately 7,000 species, more than half of which belong to the genus ''Puccinia'', are currently a ...

in the family

Phragmidiaceae The Phragmidiaceae are a family of rust fungi in the order Pucciniales. The family contains 14 genera and 164 species. Genera *'' Arthuriomyces'' *'' Frommeella'' *''Gerwasia'' *'' Gymnoconia'' *''Hamaspora'' *'' Joerstadia'' *''Kuehneola'' *'' ...

References

1825 births 1910 deaths University of Halle faculty German agronomists Members of the French Academy of Sciences Recipients of the Order of Franz Joseph Recipients of the Order of Saint Stanislaus (Russian) People from Pulsnitz People from the Kingdom of Saxony {{Germany-academic-bio-stub