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<article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="other" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Radiation biology. Radioecology</journal-id><journal-title-group><journal-title xml:lang="en">Radiation biology. Radioecology</journal-title><trans-title-group xml:lang="ru"><trans-title>Радиационная биология. Радиоэкология</trans-title></trans-title-group></journal-title-group><issn publication-format="print">0869-8031</issn><issn publication-format="electronic">3034-5898</issn><publisher><publisher-name xml:lang="en">The Russian Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">661115</article-id><article-id pub-id-type="doi">10.31857/S0869803123040033</article-id><article-id pub-id-type="edn">EIAXAL</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Radioecology</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Радиоэкология</subject></subj-group><subj-group subj-group-type="article-type"><subject></subject></subj-group></article-categories><title-group><article-title xml:lang="en">State of the Scots Pine Seed Progeny from the Polessky State Radiation-Ecological Reserve, Belarus</article-title><trans-title-group xml:lang="ru"><trans-title>Состояние семенного потомства популяций сосны обыкновенной из Полесского государственного радиационно-экологического заповедника, Белоруссия</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Geras’kin</surname><given-names>S. А.</given-names></name><name xml:lang="ru"><surname>Гераськин</surname><given-names>С. А.</given-names></name></name-alternatives><email>stgeraskin@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Vasiliev</surname><given-names>D. V.</given-names></name><name xml:lang="ru"><surname>Васильев</surname><given-names>Д. В.</given-names></name></name-alternatives><email>stgeraskin@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Lichenkova</surname><given-names>М. А.</given-names></name><name xml:lang="ru"><surname>Лыченкова</surname><given-names>М. А.</given-names></name></name-alternatives><email>stgeraskin@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kudin</surname><given-names>М. V.</given-names></name><name xml:lang="ru"><surname>Кудин</surname><given-names>М. В.</given-names></name></name-alternatives><email>stgeraskin@gmail.com</email><xref ref-type="aff" rid="aff2"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Russian Institute of Radiology and Agroecology</institution></aff><aff><institution xml:lang="ru">Всероссийский научно-исследовательский институт радиологии и агроэкологии</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Polesye State Radiation-Ecological Reserve</institution></aff><aff><institution xml:lang="ru">Полесский государственный радиационно-экологический заповедник</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2023-07-01" publication-format="electronic"><day>01</day><month>07</month><year>2023</year></pub-date><volume>63</volume><issue>4</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>421</fpage><lpage>431</lpage><history><date date-type="received" iso-8601-date="2025-02-25"><day>25</day><month>02</month><year>2025</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2023, С.А. Гераськин, Д.В. Васильев, М.А. Лыченкова, М.В. Кудин</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2023, С.А. Гераськин, Д.В. Васильев, М.А. Лыченкова, М.В. Кудин</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="en">С.А. Гераськин, Д.В. Васильев, М.А. Лыченкова, М.В. Кудин</copyright-holder><copyright-holder xml:lang="ru">С.А. Гераськин, Д.В. Васильев, М.А. Лыченкова, М.В. Кудин</copyright-holder></permissions><self-uri xlink:href="https://journals.eco-vector.com/0869-8031/article/view/661115">https://journals.eco-vector.com/0869-8031/article/view/661115</self-uri><abstract xml:lang="en"><p id="idm45181324157136">We studied the state of seed progeny in Scots pine populations from the Polessky State Radiation-Ecological Reserve (PGRZ), Belarus. The seed progeny of the studied populations is characterized by an increased frequency of cytogenetic disorders and abortive seeds, as well as reduced germination. At the same time, Scots pine seeds from populations that have developed for a long time under chronic irradiation are characterized by increased resistance to additional γ-irradiation. Thus, the current levels of radiation exposure at the territory of the PGRZ can inhibit the reproductive capacity of Scots pine and serve as a selection factor for increased resistance to radiation.</p></abstract><trans-abstract xml:lang="ru"><p id="idm45181324155760">Исследовали состояние семенного потомства в популяциях сосны обыкновенной из Полесского государственного радиационно-экологического заповедника (ПГРЗ), Белоруссия. Семенное потомство исследованных популяций характеризуется повышенной частотой цитогенетических нарушений и абортивных семян, а также пониженной всхожестью. Вместе с тем семена сосны обыкновенной из популяций, длительное время развивавшихся в условиях хронического облучения, отличаются повышенной устойчивостью к дополнительному γ-облучению. Таким образом, современные уровни радиационного воздействия на территории ПГРЗ способны угнетать репродуктивную способность сосны обыкновенной и служить фактором отбора на повышенную устойчивость к облучению.</p></trans-abstract><kwd-group xml:lang="en"><kwd>30-kilometer zone of the Chernobyl nuclear power plant</kwd><kwd>chronic irradiation</kwd><kwd>scots pine</kwd><kwd>seed progeny</kwd><kwd>cytogenetic disorders</kwd><kwd>abortive seeds</kwd><kwd>germination</kwd><kwd>radioadaptation</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>30-километровая зона ЧАЭС</kwd><kwd>хроническое облучение</kwd><kwd>сосна обыкновенная</kwd><kwd>семенное потомство</kwd><kwd>цитогенетические нарушения</kwd><kwd>абортивные семена</kwd><kwd>всхожесть</kwd><kwd>радиоадаптация</kwd></kwd-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Geras’kin S.A., Fesenko S.V., Alexakhin R.M. 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