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<article xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="research-article" dtd-version="1.3" xml:lang="uz">
  <front>
    <journal-meta>
      <journal-id journal-id-type="publisher-id">research-focus</journal-id>
      <journal-title-group>
        <journal-title>Research Focus International Scientific Journal</journal-title>
        <abbrev-journal-title abbrev-type="publisher">Research Focus</abbrev-journal-title>
      </journal-title-group>
      <issn pub-type="epub" publication-format="electronic">2181-3833</issn>
      <publisher>
        <publisher-name>Ilm-fan va innovatsiyalar akademiyasi</publisher-name>
      </publisher>
    </journal-meta>
    <article-meta>
      <article-id pub-id-type="doi">10.66073/refocus.v5i9.0911</article-id>
      <article-id pub-id-type="other" assigning-authority="relibrary.uz">REL-A-014142</article-id>
      <article-categories>
        <subj-group subj-group-type="oak">
          <subject>06.00.00</subject>
        </subj-group>
      </article-categories>
      <title-group>
        <article-title xml:lang="uz">Sur rangli qo‘ylarni turli variantlarda juftlashdan olingan avlodlarda teri qalinligi ko‘rsatkichlarining shakllanishi</article-title>
        <trans-title-group xml:lang="en">
          <trans-title>Formation of skin thickness indicators in offspring obtained from different mating variants of Sur-coloured sheep</trans-title>
        </trans-title-group>
        <trans-title-group xml:lang="ru">
          <trans-title>Формирование показателей толщины кожи у потомства, полученного при различных вариантах подбора овец окраски сур</trans-title>
        </trans-title-group>
      </title-group>
      <contrib-group content-type="author">
        <contrib contrib-type="author">
          <name>
            <surname>MAMATOV</surname>
            <given-names>B.S.</given-names>
          </name>
          <aff>Qorako‘lchilik va cho‘l ekologiyasi ilmiy-tadqiqot instituti, Samarqand, O‘zbekiston</aff>
        </contrib>
      </contrib-group>
      <pub-date publication-format="electronic" date-type="pub" iso-8601-date="2026-10-05">
        <day>05</day>
        <month>10</month>
        <year>2026</year>
      </pub-date>
      <pub-date date-type="collection">
        <year>2026</year>
      </pub-date>
      <volume>5</volume>
      <issue>9</issue>
      <fpage>92</fpage>
      <lpage>95</lpage>
      <permissions>
        <license xlink:href="https://creativecommons.org/licenses/by/4.0/">
          <ali:license_ref>https://creativecommons.org/licenses/by/4.0/</ali:license_ref>
          <license-p>Ushbu asar Creative Commons Attribution 4.0 International litsenziyasi asosida litsenziyalangan.</license-p>
        </license>
      </permissions>
      <self-uri xlink:href="https://relibrary.uz/REL-A-014142/"/>
      <abstract xml:lang="uz">
        <p>Maqolada sur rangli qorako‘l qo‘ylarini turli rangbaranglik (kumushsimon, olmos, tillasimon) guruhlari bo‘yicha variantli juftlashdan olingan avlodlarning teri qalinligi ko‘rsatkichlari tahlil qilingan. Tadqiqot natijalariga ko‘ra, ota-onalik shakllarini tanlab juftlash avlodlarning teri qoplamining yupqa, qalinlashgan va qalin guruhlarga taqsimlanishiga differensial ta‘sir ko‘rsatishi aniqlangan. Xususan, olmos rangbarangligiga mansub qo‘chqor va sovliqlarni o‘zaro gomogen juftlash variantida eng yuqori yupqa terilik ko‘rsatkichi (75,0%) qayd etilganligi statistik tahlillar yordamida isbotlangan.</p>
      </abstract>
      <trans-abstract xml:lang="en">
        <p>The article analyzes the skin thickness parameters of offspring obtained from various variations of matching Sur Karakul sheep, taking into account their color types (silvery, diamond, golden). According to the research results, it was found that the selection of parental pairs has a differential effect on the distribution of lambs into groups with thin, thickened, and thick skin. In particular, statistical analysis proved that the highest rate of thin skin (75.0%) in offspring was recorded in the homogenous matching variant of rams and ewes of the diamond color type.</p>
      </trans-abstract>
      <trans-abstract xml:lang="ru">
        <p>В статье проанализированы показатели толщины кожи у каракульских ягнят, полученных от различных вариантов подбора каракульских овец окраски сур различных расцветок (серебристая, алмазная, золотистая). По результатам исследований установлено, что подбор родительских пар оказывает дифференцированное влияние на распределение ягнят по группам с тонкой, утолщенной и толстой кожей. В частности, статистически доказано, что при гомогенном подборе баранов и маток алмазной расцветки зафиксирован наибольший показатель выхода потомства (75,0%) с тонкой кожей.</p>
      </trans-abstract>
      <kwd-group xml:lang="uz">
        <kwd>qorako‘lchilik</kwd>
        <kwd>sur rang</kwd>
        <kwd>rangbaranglik</kwd>
        <kwd>kumushsimon</kwd>
        <kwd>olmos</kwd>
        <kwd>tillasimon</kwd>
        <kwd>juftlash variantlari</kwd>
        <kwd>avlod</kwd>
        <kwd>teri qalinligi</kwd>
        <kwd>bonitirovka</kwd>
      </kwd-group>
      <kwd-group xml:lang="en">
        <kwd>Karakul farming</kwd>
        <kwd>Sur color</kwd>
        <kwd>silvery</kwd>
        <kwd>diamond</kwd>
        <kwd>golden</kwd>
        <kwd>matching variants</kwd>
        <kwd>offspring</kwd>
        <kwd>skin thickness</kwd>
        <kwd>scoring</kwd>
      </kwd-group>
      <kwd-group xml:lang="ru">
        <kwd>каракулеводство</kwd>
        <kwd>расцветка сур</kwd>
        <kwd>серебристая</kwd>
        <kwd>алмазная</kwd>
        <kwd>золотистая</kwd>
        <kwd>варианты подбора</kwd>
        <kwd>потомство</kwd>
        <kwd>толщина кожи</kwd>
        <kwd>бонитировка</kwd>
      </kwd-group>
    </article-meta>
  </front>
  <back>
    <ref-list>
      <ref id="r1">
        <label>1</label>
        <mixed-citation>Плохинский Н.А. Руководство по биометрии для зоотехников. Москва. «Колос», 1969, с, 10-14; 54-113.</mixed-citation>
      </ref>
      <ref id="r2">
        <label>2</label>
        <mixed-citation>Юсупов С.Ю. ва бошқалар. Қоракўлчиликда наслчилик ишларини юритиш ва қўзиларни баҳолаш (бонитировка қилиш) бўйича қўлланма. Тошкент.: 2015. 31 б.</mixed-citation>
      </ref>
      <ref id="r3">
        <label>3</label>
        <mixed-citation>Plokhinskiy N.A. Rukovodstvo po biometrii dlya zootekhnikov [Guide to biometrics for livestock specialists]. Moskva. «Kolos», 1969, pp. 10–14, 54–113. (in Russian)</mixed-citation>
      </ref>
      <ref id="r4">
        <label>4</label>
        <mixed-citation>Yusupov S.Yu. et al. Qorako‘lchilikda naslchilik ishlarini yuritish va qo‘zilarni baholash (bonitirovka qilish) bo‘yicha qo‘llanma [Guide to breeding work in karakul sheep farming and the evaluation (grading) of lambs]. Toshkent.: 2015. 31 p. (in Uzbek)</mixed-citation>
      </ref>
    </ref-list>
  </back>
</article>
