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<article article-type="research-article" dtd-version="1.3" 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" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">medparasitology</journal-id><journal-title-group><journal-title xml:lang="ru">Медицинская паразитология и паразитарные болезни</journal-title><trans-title-group xml:lang="en"><trans-title>Medical Parasitology and Parasitic Diseases</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0025-8326</issn><issn pub-type="epub">2713-1777</issn><publisher><publisher-name>Научно-образовательный паразитологический центр им. П.Г. Сергиева</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.33092/0025-8326mp2024.4.21-27</article-id><article-id custom-type="elpub" pub-id-type="custom">medparasitology-49</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ОРИГИНАЛЬНЫЕ СТАТЬИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ORIGINAL ARTICLES</subject></subj-group></article-categories><title-group><article-title>Влияние климатических факторов на численность иксодовых клещей (Acari: Ixodidae) в периоды высокого и низкого обилия (юго-восток Западной Сибири)</article-title><trans-title-group xml:lang="en"><trans-title>Influence of climatic factors on the number of ixodid ticks (Acari: Ixodidae) during periods of high and low abundance (south-east of Western Siberia)</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Чичерина</surname><given-names>Г. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Chicherina</surname><given-names>G. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>г. Новосибирск</p></bio><bio xml:lang="en"><p>Novosibirsk</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Панов</surname><given-names>В. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Panov</surname><given-names>V. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>г. Новосибирск</p></bio><bio xml:lang="en"><p>Novosibirsk</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Бутакова</surname><given-names>Д. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Butakova</surname><given-names>D. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>г. Новосибирск</p></bio><bio xml:lang="en"><p>Novosibirsk</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Зинкина</surname><given-names>А. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Zinkina</surname><given-names>A. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>г. Новосибирск</p></bio><bio xml:lang="en"><p>Novosibirsk</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Чичерина</surname><given-names>С. Д.</given-names></name><name name-style="western" xml:lang="en"><surname>Chicherina</surname><given-names>S. D.</given-names></name></name-alternatives><bio xml:lang="ru"><p>г. Новосибирск</p></bio><bio xml:lang="en"><p>Novosibirsk</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Глупов</surname><given-names>В. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Glupov</surname><given-names>V. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>г. Новосибирск</p></bio><bio xml:lang="en"><p>Novosibirsk</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Федеральное государственное бюджетное учреждение науки Институт систематики и экологии животных Сибирского отделения Российской академии наук</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Institute of Systematics and Ecology of Animals of Siberian Branch of Russian Academy of Sciences</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Федеральное государственное бюджетное учреждение науки Институт систематики и экологии животных Сибирского отделения Российской академии наук; Федеральное государственное бюджетное образовательное учреждение высшего образования «Новосибирский Государственный Педагогический Университет»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Institute of Systematics and Ecology of Animals of Siberian Branch of Russian Academy of Sciences;  Novosibirsk State Pedagogical University</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2024</year></pub-date><pub-date pub-type="epub"><day>27</day><month>04</month><year>2026</year></pub-date><volume>0</volume><issue>4</issue><fpage>21</fpage><lpage>27</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Научно-образовательный паразитологический центр им. П.Г. Сергиева, 2026</copyright-statement><copyright-year>2026</copyright-year><copyright-holder xml:lang="ru">Научно-образовательный паразитологический центр им. П.Г. Сергиева</copyright-holder><copyright-holder xml:lang="en">Научно-образовательный паразитологический центр им. П.Г. Сергиева</copyright-holder><license xlink:href="https://www.medparasitology.com/jour/about/submissions#copyrightNotice" xlink:type="simple"><license-p>https://www.medparasitology.com/jour/about/submissions#copyrightNotice</license-p></license></permissions><self-uri xlink:href="https://www.medparasitology.com/jour/article/view/49">https://www.medparasitology.com/jour/article/view/49</self-uri><abstract><p>Получены данные о видовом составе иксодовых клещей на территории лесопарка Новосибирского научного центра. Сбор клещей проводили по стандартной методике на флаг (5 декад май – июнь) в 2010 – 2023 гг. В сборах было выявлено два вида иксодовых клещей Ixodes рavlovskyi Pom., 1946 и Ixodes рersulcatus P Schl., 1930. Получены данные сезонной активности имаго иксодовых клещей. Многолетняя средняя численность I. рavlovskyi составила 21,3 экз./флаго-км. В период низкой численности среднее значение составило составила 12,8 ± 1,7 экз./флаго-км, в период высокой численности данный показатель составил – 32,6 ± 3,2 экз./флаго-км. Многолетняя среднесезонная численность I. рersulcatus составила 3,0 экз./флаго-км. В период низкой численности среднесезонная составила 1,4 экз./флаго-км, в период высокой - 4,7 экз./флаго-км. Так же мы исследовали влияние таких климатических факторов как сумма активных температур, сумма выпавших осадков и гидротермического коэффициента за период активности имаго (май – июнь) на численность клещей в периоды низкой и высокой численности. Было установлено, что лимитирующими факторами численности I. рavlovskyi является уровень влажности, а для численности I. рersulcatus помимо влажности еще и сумма активных температур.</p></abstract><trans-abstract xml:lang="en"><p>The data on the species composition of ixodid ticks in the territory of the forest park of the Novosibirsk Scientiﬁc Center were obtained. Ticks were collected using the standard method on a ﬂag (5 ten-day periods from May to June) in 2010–2023. Two species of ixodid ticks were found in the collections: Ixodes рavlovskyi Pom., 1946 and Ixodes рersulcatus P Schl., 1930. The data on the seasonal activity of ixodid tick imagoes were obtained. The long-term average abundance of I. рavlovskyi was 21.3 specimens/ﬂag-km. During the period of low abundance, the average value was 12.8 ± 1.7 specimens/ﬂag-km, while during the period of high abundance, this indicator was 32.6 ± 3.2 specimens/ﬂag-km. The long-term average seasonal abundance of I. рersulcatus was 3.0 specimens/ﬂag-km. During the period of low abundance, the average seasonal abundance was 1.4 specimens/ﬂag-km, and during the period of high abundance, 4.7 specimens/ﬂag-km. We also studied the inﬂuence of such climatic factors as the sum of active temperatures, the sum of precipitation, and the hydrothermal coeﬃcient during the period of imago activity (May–June) on the number of ticks during periods of low and high abundance. It was found that the limiting factors for the abundance of I. рavlovskyi are the humidity level, and for the abundance of I. рersulcatus, in addition to humidity, the sum of active temperatures is also the limiting factor.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>численность иксодовых клещей</kwd><kwd>Ixodes рavlovskyi</kwd><kwd>Ixodes рersulcatus</kwd><kwd>климатическиефакторы (САТ</kwd><kwd>количество осадков</kwd><kwd>ГТК)</kwd></kwd-group><kwd-group xml:lang="en"><kwd>number of ixodid ticks</kwd><kwd>Ixodes рavlovskyi</kwd><kwd>Ixodes рersulcatus</kwd><kwd>climatic factors (SAT</kwd><kwd>precipitation amount</kwd><kwd>HTC)</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Работа выполнена при поддержке базового проекта: Взаимоотношения «паразит-хозяин» в многокомпонентных системах (FWGS-2021-0001) 1021051703454-5-1.6.12.</funding-statement></funding-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Коренберг Э. 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