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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">wool</journal-id><journal-title-group><journal-title xml:lang="ru">Овцы, козы, шерстяное дело</journal-title><trans-title-group xml:lang="en"><trans-title>Sheep, goats, wool business</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2074-0840</issn><publisher><publisher-name>РГАУ-МСХА</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.26897/2074-0840-2021-4-3-7</article-id><article-id custom-type="elpub" pub-id-type="custom">wool-165</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>РАЗВЕДЕНИЕ, СЕЛЕКЦИЯ, ГЕНЕТИКА</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>BREEDING, SELECTION, GENETICS</subject></subj-group></article-categories><title-group><article-title>Инбридинг и препотентность животных</article-title><trans-title-group xml:lang="en"><trans-title>Inbreeding and prepotency of animals</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>Ерохин</surname><given-names>А. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Erokhin</surname><given-names>A. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Ерохин Александр Иванович, доктор с.-х. наук, научный консультант института зоотехнии и биологии</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>Карасев</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Karasev</surname><given-names>E. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Карасев Евгений Анатольевич, доктор с.-х. наук, профессор института зоотехнии и биологии</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>Ерохин</surname><given-names>С. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Erokhin</surname><given-names>S. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Ерохин Сергей Александрович, доктор с.-х. наук, ген. директор</p></bio><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>РГАУ-МСХА имени К.А. Тимирязева</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Russian Stat Agrarian University – Moscow Timiryazev Agricultural Academy</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>ООО «Племенной импорт»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>LLC «Breed import»</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>09</day><month>09</month><year>2024</year></pub-date><volume>0</volume><issue>4</issue><fpage>3</fpage><lpage>7</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Ерохин А.И., Карасев Е.А., Ерохин С.А., 2024</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="ru">Ерохин А.И., Карасев Е.А., Ерохин С.А.</copyright-holder><copyright-holder xml:lang="en">Erokhin A.I., Karasev E.A., Erokhin S.A.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://wool.timacad.ru/jour/article/view/165">https://wool.timacad.ru/jour/article/view/165</self-uri><abstract><p>В статье рассмотрены результаты проверки инбредных и аутбредных баранов куйбышевской мясо-шерстной породы, являющихся полусибсами, по качеству потомства. Оценка показала, что при равных условиях кормления и содержания более ценными в племенном отношении были инбредные производители.</p><p>Для определения препотентности приведено сравнение разных методов ее оценки.</p></abstract><trans-abstract xml:lang="en"><p>In the article, the results of checking inbred and outbred sheep of the Kuibyshev meat and wool breed, which are semi-siblings, in terms of the quality of oﬀspring, are considered. The assessment showed that under equal conditions of feeding and maintenance, inbred producers were more valuable in breeding terms.To determine the prepotency, a comparison of diﬀerent methods of its assessment is given.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>инбридинг</kwd><kwd>препотентность</kwd><kwd>гомозиготность</kwd><kwd>доминантные и рецессивные гены</kwd></kwd-group><kwd-group xml:lang="en"><kwd>inbreeding</kwd><kwd>prepotency</kwd><kwd>homozygosity</kwd><kwd>dominant and recessive genes</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Кравченко Н.А. Племенной подбор при разведении по линиям. – М.: Сельхозгиз, 1954. – 264 с.</mixed-citation><mixed-citation xml:lang="en">Kravchenko N.A. 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