Adolph Hansen
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Adolph Hansen
Karl Adolph Hansen (1851 in Hamburg – 1920 in Giessen) was a German botanist. He graduated in 1887 at the University of Würzburg on a thesis entitled "Geschichte der Assimilation und Chlorophyllfunktion" (supervised by Julius Sachs). He was professor of botany at the Justus Liebig-Universität Gießen 1891-1920. He had very broad academic interests, including history and archaeology. However, he always worked alone, supervised very few doctoral students (4 in 39 years), and stood outside the development of experimental physiological botany among his contemporaries. Hansen wrote scholarly works on Goethe's ''Metamorphosis of Plants'' and had a fierce dispute over this hypothesis with Houston Stewart Chamberlain. The wind controversy with Eugenius Warming In 1901, Hansen wrote a treatise of the dune vegetation of the East Frisian Islands, in which he proposed salt as the main plant-distributing factor. He thereby neglected previous work by Warming and Raunkiær contending the imp ...
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Hamburg
(male), (female) en, Hamburger(s), Hamburgian(s) , timezone1 = Central (CET) , utc_offset1 = +1 , timezone1_DST = Central (CEST) , utc_offset1_DST = +2 , postal_code_type = Postal code(s) , postal_code = 20001–21149, 22001–22769 , area_code_type = Area code(s) , area_code = 040 , registration_plate = , blank_name_sec1 = GRP (nominal) , blank_info_sec1 = €123 billion (2019) , blank1_name_sec1 = GRP per capita , blank1_info_sec1 = €67,000 (2019) , blank1_name_sec2 = HDI (2018) , blank1_info_sec2 = 0.976 · 1st of 16 , iso_code = DE-HH , blank_name_sec2 = NUTS Region , blank_info_sec2 = DE6 , website = , footnotes ...
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Sodium Chloride
Sodium chloride , commonly known as salt (although sea salt also contains other chemical salts), is an ionic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chloride ions. With molar masses of 22.99 and 35.45 g/mol respectively, 100 g of NaCl contains 39.34 g Na and 60.66 g Cl. Sodium chloride is the salt most responsible for the salinity of seawater and of the extracellular fluid of many multicellular organisms. In its edible form, salt (also known as ''table salt'') is commonly used as a condiment and food preservative. Large quantities of sodium chloride are used in many industrial processes, and it is a major source of sodium and chlorine compounds used as feedstocks for further chemical syntheses. Another major application of sodium chloride is de-icing of roadways in sub-freezing weather. Uses In addition to the familiar domestic uses of salt, more dominant applications of the approximately 250 million tonnes per year production (2008 ...
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1920 Deaths
Nineteen or 19 may refer to: * 19 (number), the natural number following 18 and preceding 20 * one of the years 19 BC, AD 19, 1919, 2019 Films * ''19'' (film), a 2001 Japanese film * ''Nineteen'' (film), a 1987 science fiction film Music * 19 (band), a Japanese pop music duo Albums * ''19'' (Adele album), 2008 * ''19'', a 2003 album by Alsou * ''19'', a 2006 album by Evan Yo * ''19'', a 2018 album by MHD * ''19'', one half of the double album ''63/19'' by Kool A.D. * ''Number Nineteen'', a 1971 album by American jazz pianist Mal Waldron * ''XIX'' (EP), a 2019 EP by 1the9 Songs * "19" (song), a 1985 song by British musician Paul Hardcastle. * "Nineteen", a song by Bad4Good from the 1992 album ''Refugee'' * "Nineteen", a song by Karma to Burn from the 2001 album ''Almost Heathen''. * "Nineteen" (song), a 2007 song by American singer Billy Ray Cyrus. * "Nineteen", a song by Tegan and Sara from the 2007 album '' The Con''. * "XIX" (song), a 2014 song by Slipkno ...
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1851 Births
Events January–March * January 11 – Hong Xiuquan officially begins the Taiping Rebellion. * January 15 – Christian Female College, modern-day Columbia College, receives its charter from the Missouri General Assembly. * January 23 – The flip of a coin, subsequently named Portland Penny, determines whether a new city in the Oregon Territory is named after Boston, Massachusetts, or Portland, Maine, with Portland winning. * January 28 – Northwestern University is founded in Illinois. * February 1 – ''Brandtaucher'', the oldest surviving submersible craft, sinks during acceptance trials in the German port of Kiel, but the designer, Wilhelm Bauer, and the two crew escape successfully. * February 6 – Black Thursday in Australia: Bushfires sweep across the state of Victoria, burning about a quarter of its area. * February 12 – Edward Hargraves claims to have found gold in Australia. * February 15 – In Boston, Massachusetts, ...
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Academic Staff Of The University Of Giessen
An academy ( Attic Greek: Ἀκαδήμεια; Koine Greek Ἀκαδημία) is an institution of secondary or tertiary higher learning (and generally also research or honorary membership). The name traces back to Plato's school of philosophy, founded approximately 385 BC at Akademia, a sanctuary of Athena, the goddess of wisdom and skill, north of Athens, Greece. Etymology The word comes from the ''Academy'' in ancient Greece, which derives from the Athenian hero, '' Akademos''. Outside the city walls of Athens, the gymnasium was made famous by Plato as a center of learning. The sacred space, dedicated to the goddess of wisdom, Athena, had formerly been an olive grove, hence the expression "the groves of Academe". In these gardens, the philosopher Plato conversed with followers. Plato developed his sessions into a method of teaching philosophy and in 387 BC, established what is known today as the Old Academy. By extension, ''academia'' has come to mean the accumulatio ...
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University Of Würzburg Alumni
A university () is an institution of higher (or tertiary) education and research which awards academic degrees in several academic disciplines. Universities typically offer both undergraduate and postgraduate programs. In the United States, the designation is reserved for colleges that have a graduate school. The word ''university'' is derived from the Latin ''universitas magistrorum et scholarium'', which roughly means "community of teachers and scholars". The first universities were created in Europe by Catholic Church monks. The University of Bologna (''Università di Bologna''), founded in 1088, is the first university in the sense of: *Being a high degree-awarding institute. *Having independence from the ecclesiastic schools, although conducted by both clergy and non-clergy. *Using the word ''universitas'' (which was coined at its foundation). *Issuing secular and non-secular degrees: grammar, rhetoric, logic, theology, canon law, notarial law.Hunt Janin: "The university i ...
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19th-century German Botanists
The 19th (nineteenth) century began on 1 January 1801 ( MDCCCI), and ended on 31 December 1900 ( MCM). The 19th century was the ninth century of the 2nd millennium. The 19th century was characterized by vast social upheaval. Slavery was abolished in much of Europe and the Americas. The First Industrial Revolution, though it began in the late 18th century, expanding beyond its British homeland for the first time during this century, particularly remaking the economies and societies of the Low Countries, the Rhineland, Northern Italy, and the Northeastern United States. A few decades later, the Second Industrial Revolution led to ever more massive urbanization and much higher levels of productivity, profit, and prosperity, a pattern that continued into the 20th century. The Islamic gunpowder empires fell into decline and European imperialism brought much of South Asia, Southeast Asia, and almost all of Africa under colonial rule. It was also marked by the collapse of the large S ...
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University And State Library Düsseldorf
The University and State Library Düsseldorf (german: Universitäts- und Landesbibliothek Düsseldorf, abbreviated ULB Düsseldorf) is a central service institution of Heinrich Heine University. Along with Bonn and Münster, it is also one of the three State Libraries of North Rhine-Westphalia. Tradition and Modernity From 1965 to 1969, the University and Library Düsseldorf gradually developed out of the Medical Academy in Düsseldorf. There is no real founding year of the ULB, but the foundation stone for an integrated library system was laid when the former State and City Library of Düsseldorf was taken over by the university in 1970 and merged with the Central Library of the former Medical Academy. Structure and Holdings The ULB consists of one central library and four decentralized locations. Management and media processing are organized centrally. Catalogues, databases, e-books and e-journals are accessible throughout the whole university as well as at home via the lib ...
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Plantesamfund
''Plantesamfund - Grundtræk af den økologiske Plantegeografi'', published in Danish in 1895 by Eugen Warming, and in English in 1909 as ''Oecology of Plants: An Introduction to the Study of Plant Communities'', by Warming and Martin Vahl, was the first book to be published having the word ecology in its title. The book has had a lasting impact on the field of ecology, particularly in its German translation soon after its initial publication, and in its expanded and revised English translation. The book was based on Warming's lectures on plant geography at the University of Copenhagen. It gives an introduction to all major biomes of the world. Its aim was to explain how nature solved similar problems (drought, flooding, cold, salt, herbivory) in similar way, despite using very different raw material (species of different descent) in different regions of the world. * Warming, E. (1895) ''Plantesamfund - Grundtræk af den økologiske Plantegeografi''. P.G. Philipsens Forlag, Kjøben ...
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Botanisk Tidsskrift
''Botanisk Tidsskrift'' (standard abbreviation ''Bot. Tidsskr.'') was a Danish mixed scientific and amateur journal concerning botany, issued in Copenhagen by the Danish Botanical Society. It was published from 1866 to 1980, when it fused with Botaniska Notiser, Friesia and Norwegian Journal of Botany to form the Nordic Journal of Botany. Monographs were published in a parallel series, Dansk Botanisk Arkiv. Full digital text of Botanisk Tidsskrift is available at Biodiversity Heritage Libraryand full text access is at DanBIF. References External links Botanisk Tidsskriftat HathiTrust Digital Library Botanisk Tidsskriftat Biodiversity Heritage Library The Biodiversity Heritage Library (BHL) is the world’s largest open access digital library for biodiversity literature and archives. BHL operates as worldwide consortiumof natural history, botanical, research, and national libraries working toge ... Botanisk Tidsskriftat Botanical Scientific Journals Magazines established ...
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Christen C
To christen is to perform the religious act of baptism. Christen may also refer to: People Surname * Adolf Christen (1811–1883), court actor, theater director and theater manager * Andreas Christen (born 1989), footballer from Liechtenstein * Björn Christen (born 1980), Swiss ice hockey player * Brian Christen (1926–2000), Canadian cricketer * Claudia Christen (born 1973), Swiss designer * Georges Christen (born 1962), Luxembourgian strongman * Mathias Christen (born 1987), footballer from Liechtenstein * Morgan Christen (born 1961), American judge * Siena Christen, German paralympic athlete * Theophil Friedrich Christen (1879–1920), Swiss scientist Given name * Christen Aagaard (1616–1664), Danish poet * Christen Thorn Aamodt (1770–1836), Norwegian priest * Christen Larsen Arneberg (born 1808), Norwegian politician * Christen Thomsen Barfoed (1815–1899), Danish chemist * Christen Berg (1829–1891), Danish politician and editor * Christen Gran Bøgh (1876â ...
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Eugenius Warming
Eugenius (died 6 September 394) was a usurper in the Western Roman Empire (392–394) against Emperor Theodosius I. While Christian himself, Eugenius capitalized on the discontent in the West caused by Theodosius' religious policies targeting pagans. He renovated the pagan Temple of Venus and Roma and restored the Altar of Victory, after continued petitions from the Roman Senate. Eugenius replaced Theodosius' administrators with men loyal to him, including pagans. This revived the pagan cause. His army fought the army of Theodosius at the Battle of the Frigidus, where Eugenius was captured and executed. Life A Christian and former teacher of grammar and rhetoric, as well as ''magister scriniorum'', Eugenius was an acquaintance of Arbogast, the ''magister militum''. Arbogast was of Frankish origin and ''de facto'' ruler of the western portion of the Empire. Rise to power Following the death of Valentinian II, Eugenius was elevated to ''augustus'' on 22 August 392 at Lyons, by ...
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