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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/researchfocus.v4i12.1901</article-id>
      <article-id pub-id-type="other" assigning-authority="relibrary.uz">REL-A-013212</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">SIRDARYO VILOYATI SUG‘ORILADIGAN O‘TLOQI-BO‘Z TUPROQLARINING SHO‘RLANGANLIK HOLATI</article-title>
        <trans-title-group xml:lang="en">
          <trans-title>THE SALINITY STATE OF THE IRRIGATED MEADOW-GREY SOILS OF SIRDARYA REGION</trans-title>
        </trans-title-group>
        <trans-title-group xml:lang="ru">
          <trans-title>СОСТОЯНИЕ ЗАСОЛЕНИЯ ОРОШАЕМЫХ ЛУГОВО-СЕРОЗЁМНЫХ ПОЧВ СЫРДАРЬИНСКОЙ ОБЛАСТИ</trans-title>
        </trans-title-group>
      </title-group>
      <contrib-group content-type="author">
        <contrib contrib-type="author">
          <string-name>Qodirova Dilrabo Abdukarimovna</string-name>
          <aff>TDAU</aff>
        </contrib>
        <contrib contrib-type="author">
          <string-name>Umirova Umida Kushak Qizi</string-name>
        </contrib>
      </contrib-group>
      <pub-date publication-format="electronic" date-type="pub" iso-8601-date="2026-01-05">
        <day>05</day>
        <month>01</month>
        <year>2026</year>
      </pub-date>
      <pub-date date-type="collection">
        <year>2025</year>
      </pub-date>
      <volume>4</volume>
      <issue>12</issue>
      <fpage>56</fpage>
      <lpage>61</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-013212/"/>
      <abstract xml:lang="uz">
        <p>Mazkur maqolada Sirdaryo viloyati Xovos tumani sug‘oriladigan maydonlarida tarqalgan o‘tloqi-bo‘z tuproqlarning sho‘rlanish holati, sho‘rlanish turlari va darajalari kimyoviy tahlillar asosida o‘rganilgan. Tadqiqotlar davomida tuproq eritmasidagi asosiy kationlar (Na⁺, Ca²⁺, Mg²⁺) va anionlar (Cl⁻, SO₄²⁻, HCO₃⁻, CO₃²⁻) miqdori aniqlanib, ularning nisbatiga ko‘ra sho‘rlanish tipi va darajasi baholandi</p>
      </abstract>
      <trans-abstract xml:lang="en">
        <p>This article studies, on the basis of chemical analyses, the salinity state, the types and the degrees of salinity of the meadow-grey soils distributed over the irrigated areas of Khovos district of Sirdaryo region. In the course of the research, the amounts of the main cations (Na⁺, Ca²⁺, Mg²⁺) and anions (Cl⁻, SO₄²⁻, HCO₃⁻, CO₃²⁻) in the soil solution were determined, and the type and degree of salinity were assessed according to their ratio.</p>
      </trans-abstract>
      <trans-abstract xml:lang="ru">
        <p>В данной статье на основе химических анализов изучено состояние засоления, типы и степени засоленности лугово-серозёмных почв, распространённых на орошаемых землях Хавасского района Сырдарьинской области. В ходе исследований определено содержание основных катионов почвенного раствора (Na⁺, Ca²⁺, Mg²⁺) и анионов (Cl⁻, SO₄²⁻, HCO₃⁻, CO₃²⁻), на основании соотношения которых проведена оценка типа и степени засоления почв.</p>
      </trans-abstract>
      <kwd-group xml:lang="uz">
        <kwd>Sho‘rlanish</kwd>
        <kwd>sug‘oriladigan tuproqlar</kwd>
        <kwd>o‘tloqi-bo‘z tuproqlar</kwd>
        <kwd>quruq qoldiq</kwd>
        <kwd>sulfatli sho‘rlanish</kwd>
        <kwd>xlor–sulfatli sho‘rlanish</kwd>
        <kwd>natriy ionlari</kwd>
        <kwd>tuproq eritmasi</kwd>
      </kwd-group>
      <kwd-group xml:lang="en">
        <kwd>Salinization</kwd>
        <kwd>irrigated soils</kwd>
        <kwd>meadow-grey soils</kwd>
        <kwd>dry residue</kwd>
        <kwd>sulphate salinization</kwd>
        <kwd>chloride-sulphate salinization</kwd>
        <kwd>sodium ions</kwd>
        <kwd>soil solution</kwd>
      </kwd-group>
      <kwd-group xml:lang="ru">
        <kwd>Засоление</kwd>
        <kwd>орошаемые почвы</kwd>
        <kwd>лугово-серозёмные почвы</kwd>
        <kwd>сухой остаток</kwd>
        <kwd>сульфатное засоление</kwd>
        <kwd>хлоридно-сульфатное засоление</kwd>
        <kwd>ионы натрия</kwd>
        <kwd>почвенный раствор</kwd>
      </kwd-group>
    </article-meta>
  </front>
  <back>
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      <ref id="r1">
        <label>1</label>
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        <label>2</label>
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        <label>3</label>
        <mixed-citation>Kovda V.A. – “Происхождение и режим засоленных почв”. Том I Москва. Издательство Академии наук СССР 1946</mixed-citation>
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        <label>4</label>
        <mixed-citation>«Markaziy Osiyo tuproqlari va o&apos;simliklar qoplamini agrokimyoviy tahlil qilish uslublari» Toshkent, 1977</mixed-citation>
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      <ref id="r5">
        <label>5</label>
        <mixed-citation>Yе.Arinushkina «Tuproqlarni kimyoviy tahlil qilish bo&apos;yicha qo&apos;llanma» Moskva, 1970</mixed-citation>
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  </back>
</article>
