Fran Jesenko
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Fran Jesenko
Fran Jesenko (14 March 1875 – 14 July 1932) was a Slovenian botanist and plant geneticist who became notable for his work on the hybridisation of wheat and rye. After attending high school in Ljubljana, Jesenko enrolled in the University of Vienna and graduated in 1902. During his studies, he became a tutor to two Oriental princes at Vienna's Teresianum college for boys, later also serving in this capacity for Count Merveldt. His position gave him the opportunity to travel all across Europe and later to Egypt, where he studied desert flora. In 1909, he became a research assistant under Erich von Tschermak at the College of Agriculture (''Hochschule für Bodenkultur''; now University of Natural Resources and Life Sciences) in Vienna, and a lecturer in 1913. During his period in Vienna, Jesenko commenced several studies on plant hybridisation under von Tschermak's supervision, obtaining fertile hybrids between different varieties of wheat and rye with the help of backcrossing, ...
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Škofja Loka
Škofja Loka (; german: Bischoflack) is a town in Slovenia. It is the economic, cultural, educational, and administrative center of the Municipality of Škofja Loka in Upper Carniola. It has about 12,000 inhabitants. Geography Škofja Loka lies at an elevation of at the confluence of the Poljane Sora and the Selca Sora rivers, at the transition of the Sora Plain into the Škofja Loka Hills and the Polhov Gradec Hills. Its old center stands on river terraces, and comprises Town Square (''Plac'') and Lower Square (''Lontrg''). On a plateau above the town stands Loka Castle, which houses the Loka Museum. Above the castle rises Krancelj Hill (). North of the town center is Kamnitnik Hill ( high), known for its conglomerate rock. Immediately south of the town is a plain known as Viršk or Viršk Plain ( sl, Virško polje), which the Poljane Sora flows through before joining the Selca Sora. The name ''Viršk'' is a corruption of German ''Hirsacker'' 'millet field', named for th ...
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Nature (journal)
''Nature'' is a British weekly scientific journal founded and based in London, England. As a multidisciplinary publication, ''Nature'' features peer-reviewed research from a variety of academic disciplines, mainly in science and technology. It has core editorial offices across the United States, continental Europe, and Asia under the international scientific publishing company Springer Nature. ''Nature'' was one of the world's most cited scientific journals by the Science Edition of the 2019 ''Journal Citation Reports'' (with an ascribed impact factor of 42.778), making it one of the world's most-read and most prestigious academic journals. , it claimed an online readership of about three million unique readers per month. Founded in autumn 1869, ''Nature'' was first circulated by Norman Lockyer and Alexander Macmillan as a public forum for scientific innovations. The mid-20th century facilitated an editorial expansion for the journal; ''Nature'' redoubled its efforts in exp ...
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1875 Births
Events January–March * January 1 – The Midland Railway of England abolishes the Second Class passenger category, leaving First Class and Third Class. Other British railway companies follow Midland's lead during the rest of the year (Third Class is renamed Second Class in 1956). * January 5 – The Palais Garnier, one of the most famous opera houses in the world, is inaugurated in Paris. * January 12 – Guangxu Emperor, Guangxu becomes the 11th Qing Dynasty Emperor of China at the age of 3, in succession to his cousin. * January 14 – The newly proclaimed King Alfonso XII of Spain (Queen Isabella II's son) arrives in Spain to restore the monarchy during the Third Carlist War. * February 3 – Third Carlist War – Battle of Lácar: Carlist commander Torcuato Mendiri, Torcuato Mendíri secures a brilliant victory, when he surprises and routs a Government force under General Enrique Bargés at Lácar, east of Estella, nearly capturing newly cr ...
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Rožnik (hill)
Rožnik () is a hill in the Rožnik District and Šiška District northwest of the Ljubljana city center. Together with Tivoli City Park, it forms Tivoli–Rožnik Hill–Šiška Hill Landscape Park. Extending from Tivoli Park, it is a popular hiking, running, and excursion destination for residents of Ljubljana. Name Rožnik Hill was attested in written sources in 1326 as ''Rosenberch''. The Slovene name is a translation from the German name ''Rosenberg'', originally a compound of Middle High German ''rôse'' 'rose' and ''berc'' 'mountain, hill'. In modern German the hill was known as ''Rosenbach''.''Jugoslawien und Griechenland: mit europäischer Türkei.'' 1966. Stuttgart: Baedekers Autoführer-Verlag, p. 303. Geography The hill has two peaks, called Šiška Hill ( sl, Šišenski hrib, 429 m) and Cankar Peak ( sl, Cankarjev vrh, 394 m). Cankar Peak was formerly known as ''Zgornji Rožnik'' ('upper Rožnik', german: Oberrosenbach),''Leksikon občin kraljestev in dežel zastopa ...
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Triglav National Park
Triglav National Park (TNP) ( sl, Triglavski narodni park) is the only national park in Slovenia. It was established in its modern form in 1981 and is located in the northwestern part of the country, respectively the southeastern part of the Alpine massif. Mount Triglav, the highest peak of the Julian Alps, stands almost in the middle of the national park. From it the valleys spread out radially, supplying water to two large river systems with their sources in the Julian Alps: the Soča and the Sava, flowing to the Adriatic and Black Sea, respectively. History The proposal for the protection of the Triglav Lakes Valley area was first put forward by the seismologist Albin Belar in 1906 or 1908. However, the proposal was not accepted, as there was no legal base for it and the then valid laws prohibited any restriction of pasture. The strategic basis for the protection of the area, titled ''The Memorandum'' (), and which explicitly mentioned the proposal of Belar, was submitted to ...
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Beltinci
Beltinci (; Prekmurje Slovene: ''Böltinci'', hu, Belatinc or ''Belatincz'', ger, (Alt)Fellsdorf) is a town in the Prekmurje region of northeastern Slovenia. It is the seat of the Municipality of Beltinci. Črnec Creek, a tributary of the Ledava, flows through the settlement. Name Beltinci was attested as ''Belethfalua'' in 1322, ''Belethafalua'' in 1381, and ''Balatincz'' in 1402. The name is originally a plural demonym derived from the Slavic personal name ''*Běletinъ''—from the nickname ''*Bělъ(jъ)'' 'white', applied to people with fair skin or hair—thus meaning 'residents of Běletinъ's village'. The second ''e'' in the reconstructed name ''*Beletinci'' was lost in Slovene due to syncope. Jewish community Until 1937, there was a Jewish Orthodox synagogue in Beltinci. It was built in 1860 and served the local Jewish community. On April 26, 1944, all of the Jews of the town were deported to the Auschwitz extermination camp, from which none of them returned. Churc ...
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Eastern Front (World War I)
The Eastern Front or Eastern Theater of World War I (german: Ostfront; ro, Frontul de răsărit; russian: Восточный фронт, Vostochny front) was a theater (warfare), theater of operations that encompassed at its greatest extent the entire frontier between Russian Empire, Russia and Kingdom of Romania, Romania on one side and Austria-Hungary, Kingdom of Bulgaria, Bulgaria, the Ottoman Empire, Ottoman Empire, and German Empire, Germany on the other. It stretched from the Baltic Sea in the north to the Black Sea in the south, involved most of Eastern Europe, and stretched deep into Central Europe as well. The term contrasts with "Western Front (World War I), Western Front", which was being fought in Belgium and French Third Republic, France. During 1910, Russian General Yuri Danilov developed "Plan 19" under which four armies would invade East Prussia. This plan was criticised as Austria-Hungary could be a greater threat than the German Empire. So instead of four arm ...
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World War I
World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, the United States, and the Ottoman Empire, with fighting occurring throughout Europe, the Middle East, Africa, the Pacific, and parts of Asia. An estimated 9 million soldiers were killed in combat, plus another 23 million wounded, while 5 million civilians died as a result of military action, hunger, and disease. Millions more died in genocides within the Ottoman Empire and in the 1918 influenza pandemic, which was exacerbated by the movement of combatants during the war. Prior to 1914, the European great powers were divided between the Triple Entente (comprising France, Russia, and Britain) and the Triple Alliance (containing Germany, Austria-Hungary, and Italy). Tensions in the Balkans came to a head on 28 June 1914, following the assassination of Archduke Franz Ferdin ...
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Intergeneric Hybrid
In biology, a hybrid is the offspring resulting from combining the qualities of two organisms of different breeds, varieties, species or genera through sexual reproduction. Hybrids are not always intermediates between their parents (such as in blending inheritance), but can show Heterosis, hybrid vigor, sometimes growing larger or taller than either parent. The concept of a hybrid is interpreted differently in animal and plant breeding, where there is interest in the individual parentage. In genetics, attention is focused on the numbers of chromosomes. In taxonomy, a key question is how closely related the parent species are. Species are reproductive isolation, reproductively isolated by strong barriers to hybridisation, which include genetic and morphological differences, differing times of fertility, mating behaviors and cues, and physiological rejection of sperm cells or the developing embryo. Some act before fertilization and others after it. Similar barriers exist in plants ...
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Triticale
Triticale (; × ''Triticosecale'') is a hybrid of wheat (''Triticum'') and rye (''Secale'') first bred in laboratories during the late 19th century in Scotland and Germany. Commercially available triticale is almost always a second-generation hybrid, i.e., a cross between two kinds of primary (first-cross) triticales. As a rule, triticale combines the yield potential and grain quality of wheat with the disease and environmental tolerance (including soil conditions) of rye. Only recently has it been developed into a commercially viable crop. Depending on the cultivar, triticale can more or less resemble either of its parents. It is grown mostly for forage or fodder, although some triticale-based foods can be purchased at health food stores and can be found in some breakfast cereals. When crossing wheat and rye, wheat is used as the female parent and rye as the male parent (pollen donor). The resulting hybrid is sterile and must be treated with colchicine to induce polyploidy an ...
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Mendelian Inheritance
Mendelian inheritance (also known as Mendelism) is a type of biological inheritance following the principles originally proposed by Gregor Mendel in 1865 and 1866, re-discovered in 1900 by Hugo de Vries and Carl Correns, and later popularized by William Bateson. These principles were initially controversial. When Mendel's theories were integrated with the Boveri–Sutton chromosome theory of inheritance by Thomas Hunt Morgan in 1915, they became the core of classical genetics. Ronald Fisher combined these ideas with the theory of natural selection in his 1930 book ''The Genetical Theory of Natural Selection'', putting evolution onto a mathematical footing and forming the basis for population genetics within the modern evolutionary synthesis. History The principles of Mendelian inheritance were named for and first derived by Gregor Johann Mendel, a nineteenth-century Moravian monk who formulated his ideas after conducting simple hybridisation experiments with pea plants (' ...
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