<?xml version="1.0" encoding="ISO-8859-1"?><article 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">
<front>
<journal-meta>
<journal-id>2409-8752</journal-id>
<journal-title><![CDATA[Revista Científica de la UCSA]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. ciente. UCSA]]></abbrev-journal-title>
<issn>2409-8752</issn>
<publisher>
<publisher-name><![CDATA[Universidad del Cono Sur de las Américas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2409-87522025000200015</article-id>
<article-id pub-id-type="doi">10.18004/ucsa/2409-8752/2025.012.02.015</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Producción de Maíz (Zea Mays L) por Aplicación de Bioestimulantes]]></article-title>
<article-title xml:lang="en"><![CDATA[Production of Corn (Zea Mays L) by Application of Biostimulants]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Armadans Rojas]]></surname>
<given-names><![CDATA[Andrés José]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Quintana Troche]]></surname>
<given-names><![CDATA[Alfredo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortiz Alfonso]]></surname>
<given-names><![CDATA[Aldo Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rojas Barrios]]></surname>
<given-names><![CDATA[Miguel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad San Carlos  ]]></institution>
<addr-line><![CDATA[Asunción ]]></addr-line>
<country>Paraguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2025</year>
</pub-date>
<volume>12</volume>
<numero>2</numero>
<fpage>15</fpage>
<lpage>21</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_arttext&amp;pid=S2409-87522025000200015&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_abstract&amp;pid=S2409-87522025000200015&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_pdf&amp;pid=S2409-87522025000200015&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Hoy en día se busca alternativas de fertilización combinada para los cultivos con el fin de lograr mayores rendimientos de granos, en la búsqueda de las opciones se encuentra la aplicación de bioestimulantes. El objetivo de este trabajo fue evaluar el rendimiento del maíz Bt (zea mays) con utilización de bioestimulantes El experimento se realizó en el distrito de Eusebio Ayala, Departamento de Cordillera, cuyas coordenadas son Latitud 25°,27´37&#8221; S- longitud 56°,51´19&#8221; W. Se utilizaron 4 tratamientos constituidos por T1= testigo absoluto, T2= 20 ml de bioestimulante, T3= 30 ml de bioestimulante y T4= 40 ml de bioestimulante, con 4 repeticiones totalizando 12 unidades experimentales. El diseño utilizado fue de bloques completos al azar (DBCA). Se evaluaron la altura de planta, longitud de mazorca, peso de 1000 granos y rendimiento (kg/ha) fueron influenciados por la aplicación de bioestimulante encontrándose diferencia estadística en el ANAVA. El tratamiento T4 (40 ml. de bioestimulante) presento mayor altura de planta (2.2 m) y longitud de espiga con 22,46 cm. Ya en el peso de 1000 granos y el rendimiento, los tratamientos T3 (30 ml de bioestimulante) y el T4 (40 ml de bioestimulante) presentaron el mayor valor.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Nowadays, combined fertilization alternatives are being sought for crops in order to achieve higher grain yields. In the search for options, the application of biostimulants is found. The objective of this work was to evaluate the yield of Bt corn (zea mays) with the use of biostimulants. The experiment was carried out in the district of Eusebio Ayala, Department of Cordillera, whose coordinates are Latitude 25°,27'37" S - longitude 56°,51'19" W. 4 treatments were used consisting of T1 = absolute control, T2 = 20 ml of biostimulant, T3 = 30 ml of biostimulant and T4 = 40 ml of biostimulant, with 4 repetitions totaling 12 experimental units. The design used was randomized complete blocks (DBCA). Plant height, ear length, weight of 1000 grains and yield (kg/ha) were evaluated and were influenced by the application of biostimulant, finding a statistical difference in the ANAVA. Treatment T4 (40 ml of biostimulant) presented greater plant height (2.2 m) and spike length with 22.46 cm. Already in the weight of 1000 grains and yield, treatments T3 (30 ml of biostimulant) and T4 (40 ml of biostimulant) presented the highest value.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Maíz transgenico BT]]></kwd>
<kwd lng="es"><![CDATA[bioestimulante]]></kwd>
<kwd lng="es"><![CDATA[rendimiento de granos.]]></kwd>
<kwd lng="en"><![CDATA[Corn]]></kwd>
<kwd lng="en"><![CDATA[Biostimulant]]></kwd>
<kwd lng="en"><![CDATA[Height]]></kwd>
<kwd lng="en"><![CDATA[Length]]></kwd>
<kwd lng="en"><![CDATA[Weight.]]></kwd>
</kwd-group>
</article-meta>
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