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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">zootech</journal-id><journal-title-group><journal-title xml:lang="ru">Зоотехническая наука Беларуси</journal-title><trans-title-group xml:lang="en"><trans-title>Zootechnical Science of Belarus</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0134-9732</issn><publisher><publisher-name>Научно-практический центр Национальной академии наук Беларуси по животноводству</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">zootech-1481</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>ТЕХНОЛОГИЯ КОРМОВ И КОРМЛЕНИЯ, ПРОДУКТИВНОСТЬ</subject></subj-group></article-categories><title-group><article-title>ВЛИЯНИЕ Наночастиц микроэлементов в рационах коров на их продуктивность и гематологические показатели</article-title><trans-title-group xml:lang="en"><trans-title>EFFECT OF NANOPARTICLES OF TRACE ELEMENTS IN DIETS FOR COWS ON THEIR PERFORMANCE AND HEMATOLOGICAL PARAMETERS</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>Козинец</surname><given-names>А. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Kozinets</surname><given-names>A. I.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Голушко</surname><given-names>О. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Golushko</surname><given-names>O. G.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Козинец</surname><given-names>Т. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Kozinets</surname><given-names>T. G.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Надаринская</surname><given-names>М. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Nadarinskaya</surname><given-names>M. A.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Гринь</surname><given-names>М. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Grin’</surname><given-names>M. S.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Ларионова</surname><given-names>Н. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Larionova</surname><given-names>N. V.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Линкевич</surname><given-names>С. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Linkevich</surname><given-names>S. A.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Гонакова</surname><given-names>С. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Gonakova</surname><given-names>S. A.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Научно-практический центр Национальной академии наук Беларуси по животноводству</institution></aff><aff xml:lang="en"><institution>Research and Production Center of the National Academy of Sciences of Belarus for Livestock Breeding</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2019</year></pub-date><pub-date pub-type="epub"><day>17</day><month>08</month><year>2022</year></pub-date><volume>54</volume><issue>1</issue><fpage>262</fpage><lpage>269</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Козинец А.И., Голушко О.Г., Козинец Т.Г., Надаринская М.А., Гринь М.С., Ларионова Н.В., Линкевич С.А., Гонакова С.А., 2022</copyright-statement><copyright-year>2022</copyright-year><copyright-holder xml:lang="ru">Козинец А.И., Голушко О.Г., Козинец Т.Г., Надаринская М.А., Гринь М.С., Ларионова Н.В., Линкевич С.А., Гонакова С.А.</copyright-holder><copyright-holder xml:lang="en">Kozinets A.I., Golushko O.G., Kozinets T.G., Nadarinskaya M.A., Grin’ M.S., Larionova N.V., Linkevich S.A., Gonakova 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://zootech.belal.by/jour/article/view/1481">https://zootech.belal.by/jour/article/view/1481</self-uri><abstract><p>Использование в рационах коров комплекса наночастиц меди, цинка, марганца, кобальта, железа и селена в количестве 1 и 2 % от вносимых со стандартным рецептом премикса П 60-3 положительно влияет на гематологические показатели и продуктивность животных, способствует снижению удельного веса кормов в структуре себестоимости и получению дополнительной продукции в количестве 105,3 и 163,8 руб. от одной коровы за период исследований.</p></abstract><trans-abstract xml:lang="en"><p>Use of nanoparticles of copper, zinc, cobalt, manganese, iron and selenium in diets for cows in the amount of 1 and 2 % of diet with premix P 60-3 has effect on hematological parameters and performance of animals, contributes to reduction of the feed specific proportion in the cost price structure and obtaining additional products in the amount of 105.3 and 163.8 rubles from one cow during the research period.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>коровы</kwd><kwd>наночастицы</kwd><kwd>микроэлементы</kwd><kwd>кровь</kwd><kwd>продуктивность</kwd><kwd>cows</kwd><kwd>nanoparticles</kwd><kwd>trace elements</kwd><kwd>blood</kwd><kwd>performance</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">Nano zinc, an alternative to conventional zinc as animal feed supplement / S. 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