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N. I. Vavilov, The Problem of the Origin of the World's Agriculture in the Light of the Latest Investigations; Speech at the 1939 Conference on Genetics and Selection; Theoretical base of our researches ; Biography by James P. Smith contains a full list of Vavilov's works, and a timeline of his life and posthumous rehabilitation.
A Vavilov Center (of Diversity) is a region of the world first indicated by Nikolai Vavilov to be an original center for the domestication of plants. [4] For crop plants, Nikolai Vavilov identified differing numbers of centers: three in 1924, five in 1926, six in 1929, seven in 1931, eight in 1935 and reduced to seven again in 1940. [5] [6]
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Antonie van Leeuwenhoek. Traditional religion attributed the origin of life to deities who created the natural world. Spontaneous generation, the first naturalistic theory of abiogenesis, goes back to Aristotle and ancient Greek philosophy, and continued to have support in Western scholarship until the 19th century. [15]
The Institute of Plant Industry was established in 1921 in Leningrad by Nikolai Vavilov who set about to create the world's first and largest collection of plant seeds. . Already in 1916 he did his first collection trip abroad, to Iran, and by 1932 he had collected seeds from almost every country in the world, which by 1933 had made the institute the largest seed bank in the world, with more ...
Kurlovich has developed Vavilov's doctrines with reference to lupins. Vavilov's ideas regarding the law of homologous series in hereditary variation gives the answer to the question of which material should be sought, while the theory of the centers of origin of cultivated plants responds to the question of where it should be sought. [5]
English: Origin of life stages, showing the large gap between what can reasonably be inferred and what is not yet understood. Redrawn after Walker, Sara I. (13 November 2017). "Re-conceptualizing the origins of life". Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences 375 (2109): 20160337.
The earliest evidence for life on Earth includes: 3.8 billion-year-old biogenic hematite in a banded iron formation of the Nuvvuagittuq Greenstone Belt in Canada; [30] graphite in 3.7 billion-year-old metasedimentary rocks in western Greenland; [31] and microbial mat fossils in 3.48 billion-year-old sandstone in Western Australia.