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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">agriculture</journal-id><journal-title-group><journal-title xml:lang="ru">Сельское хозяйство и экосистемы в современном мире: региональные и межстрановые исследования</journal-title><trans-title-group xml:lang="en"><trans-title>The Agriculture and Ecosystems in Modern World: Regional and Inter countries’ research</trans-title></trans-title-group></journal-title-group><publisher><publisher-name>Калмыцкий государственный университет им. Б.Б. Городовикова</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.53315/2949-1231-2023-2-2-12-18</article-id><article-id custom-type="elpub" pub-id-type="custom">agriculture-28</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>КОРМЛЕНИЕ СЕЛЬСКОХОЗЯЙСТВЕННЫХ ЖИВОТНЫХ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>FEEDING FOR FARM ANIMALS</subject></subj-group></article-categories><title-group><article-title>Рост и развитие молодняка калмыцкой породы при испытании бычков по собственной продуктивности</article-title><trans-title-group xml:lang="en"><trans-title>Growth and development of young kalmyk breed when testing bulls on their own productivity</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>Мороз</surname><given-names>Н. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Moroz</surname><given-names>N. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат сельскохозяйственных наук, доцент</p><p>г. Элиста</p></bio><bio xml:lang="en"><p>Candidate of Agricultural Sciences, Associate Professor</p><p> Elista</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>Убушаев</surname><given-names>Б. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Ubushaev</surname><given-names>B. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>доктор сельскохозяйственных наук, профессор</p><p>г. Элиста</p></bio><bio xml:lang="en"><p>Doctor of Agricultural Sciences, Professor</p><p> Elista</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>Радчиков</surname><given-names>В. Ф.</given-names></name><name name-style="western" xml:lang="en"><surname>Radchikov</surname><given-names>V. F.</given-names></name></name-alternatives><bio xml:lang="ru"><p>доктор сельскохозяйственных наук, профессор</p><p>г. Жодино</p></bio><bio xml:lang="en"><p>Doctor of Agricultural Sciences, Professor</p><p>Zhodino</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>Мечиров</surname><given-names>М. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Mechirov</surname><given-names>M. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>магистрант</p><p>г. Элиста</p></bio><bio xml:lang="en"><p>Magister Elista</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>Номгонов</surname><given-names>Н. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Nomgonov</surname><given-names>N. M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>магистрант</p><p>г. Элиста</p></bio><bio xml:lang="en"><p>Magister Elista</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>Бурунов</surname><given-names>Ц. О-Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Burunov</surname><given-names>Ts. O-G.</given-names></name></name-alternatives><bio xml:lang="ru"><p>магистрант</p><p>г. Элиста</p></bio><bio xml:lang="en"><p>Magister Elista</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Калмыцкий государственный университет им. Б.Б. Городовикова</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Kalmyk State University named after B.B. Gorodovikov</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>РУП «Научно-практический центр Национальной  академии наук Беларуси по животноводству»</institution><country>Беларусь</country></aff><aff xml:lang="en"><institution>PUE «Scientific Practical Centre of Belarus National Academy of Sciences on Animal Breeding»</institution><country>Belarus</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2023</year></pub-date><pub-date pub-type="epub"><day>03</day><month>07</month><year>2023</year></pub-date><volume>2</volume><issue>2</issue><fpage>12</fpage><lpage>18</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Мороз Н.Н., Убушаев Б.С., Радчиков В.Ф., Мечиров М.С., Номгонов Н.М., Бурунов Ц.О., 2023</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="ru">Мороз Н.Н., Убушаев Б.С., Радчиков В.Ф., Мечиров М.С., Номгонов Н.М., Бурунов Ц.О.</copyright-holder><copyright-holder xml:lang="en">Moroz N.N., Ubushaev B.S., Radchikov V.F., Mechirov M.S., Nomgonov N.M., Burunov T.O.</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://www.agrokalmsu.ru/jour/article/view/28">https://www.agrokalmsu.ru/jour/article/view/28</self-uri><abstract><p>Выявлены групповые и индивидуальные различия испытываемых бычков по основным показателям продуктивности. Наивысшие показатели были во 2 группе у потомков Журнала 2101. Средняя живая масса в возрасте 15 мес. составила 350,5 кг. Среднесуточный прирост по группе составил 814,5 г. Наихудшие показатели были по 3 группе, быка Буйного 2140 – 342 кг и 777,9 г соответственно. Комплексный индекс во 2 группе у потомков Журнала 2101 составил 101,9% и был самым высоким по опыту.</p></abstract><trans-abstract xml:lang="en"><p>The group and individual differences of the tested bulls on the main indicators of productivity were revealed. The highest rates were in group 2 among the descendants of the Journal 2101. The average live weight at the age of 15 months was 350.5 kg. The average daily increase in the group was 814.5 g. The worst indicators were for group 3, the Violent Bull 2140 – 342 kg and 777.9 g, respectively. The complex index in group 2 of the descendants of the Journal 2101 was 101.9% and was the highest in experience</p></trans-abstract><kwd-group xml:lang="ru"><kwd>бычки</kwd><kwd>генеалогическая линия</kwd><kwd>живая масса</kwd><kwd>индексы телосложения</kwd><kwd>комплексный балл</kwd></kwd-group><kwd-group xml:lang="en"><kwd>bulls</kwd><kwd>genealogical line</kwd><kwd>live weight</kwd><kwd>physique indices</kwd><kwd>complex score</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">Белоусов, А.М., Дубовскова, М.П. Основные положения новой методики оценки быков-производителей по продуктивности их потомства /А.М.Белоусов, М.П. Дубовскова // Вестник мясного скотоводства. – Оренбург, 2009. – Вып. 62 (1). – С. 39–44</mixed-citation><mixed-citation xml:lang="en">Belousov, A.M., Dubovskova, M.P. 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