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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">10.26897/2074-0840-2023-1-13-16</article-id><article-id custom-type="elpub" pub-id-type="custom">wool-229</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>Многоплодие и молочность коз  породы нубиан</article-title><trans-title-group xml:lang="en"><trans-title>Multiplicity and milk production of Nubian goats</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>Калмыкова</surname><given-names>О. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Kalmykova</surname><given-names>O. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Калмыкова Ольга Алексеевна - канд. с.-х. наук, доцент кафедры молочного и мясного скотоводства</p><p>тел. (499) 976-40-40</p></bio><email xlink:type="simple">okalmykova@rgau-msha.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Комов</surname><given-names>Е. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Komov</surname><given-names>E. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Комов Евгений Владимирович - канд. мед. наук, ген. директор </p><p>188220, Ленинградская обл., Лужский р-он, д. Поддубье</p></bio><email xlink:type="simple">lesovichok100@yandex.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Прохоров</surname><given-names>И. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Prokhorov</surname><given-names>I. P.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Прохоров Иван Петрович - доктор с.-х. наук, профессор кафедры молочного и мясного скотоводства</p></bio><email xlink:type="simple">iprohorov@rgau-msha.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ФГБОУ ВО «Российский государственный аграрный университет – МСХА имени К.А. Тимирязева»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Russian State 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 «Нубиан-Элит – Здоровое Поколение»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>LLC «Nubian-Elite – Healthy Generation»</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2023</year></pub-date><pub-date pub-type="epub"><day>10</day><month>09</month><year>2024</year></pub-date><volume>0</volume><issue>1</issue><fpage>13</fpage><lpage>16</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Калмыкова О.А., Комов Е.В., Прохоров И.П., 2024</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="ru">Калмыкова О.А., Комов Е.В., Прохоров И.П.</copyright-holder><copyright-holder xml:lang="en">Kalmykova O.A., Komov E.V., Prokhorov I.P.</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/229">https://wool.timacad.ru/jour/article/view/229</self-uri><abstract><p> В статье представлены результаты оценки уровня многоплодия и его связи с молочной продуктивностью у коз разного возраста породы нубиан в условиях разведения в Ленинградской области.</p></abstract><trans-abstract xml:lang="en"><p>The article presents the results of assessing the level of multiple pregnancy and its relationship with milk  productivity in goats of diff erent ages of the Nubian breed in breeding conditions in the Leningrad region</p></trans-abstract><kwd-group xml:lang="ru"><kwd>козы</kwd><kwd>порода нубиан</kwd><kwd>многоплодие</kwd><kwd>тип рождения</kwd><kwd>удой</kwd></kwd-group><kwd-group xml:lang="en"><kwd>goats</kwd><kwd>Nubian breed</kwd><kwd>multiple pregnancy</kwd><kwd>type  of birth</kwd><kwd>milk yield</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">Государственный реестр селекционных достижений, допущенных к использованию. 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