<?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>0187-5779</journal-id>
<journal-title><![CDATA[Terra Latinoamericana]]></journal-title>
<abbrev-journal-title><![CDATA[Terra Latinoam]]></abbrev-journal-title>
<issn>0187-5779</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de la Ciencia del Suelo A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0187-57792024000100146</article-id>
<article-id pub-id-type="doi">10.28940/terra.v42i.2028</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Efecto de Diferentes Dosis de Fertilizante NPK y Estiércol sobre N, P, K, Clorofila y Rendimiento de Maíz Dulce en Vertisol]]></article-title>
<article-title xml:lang="en"><![CDATA[Effect of Different Doses of NPK Fertilizer and Manure on N, P, K, Chlorophyll and Sweet Corn Yield in Vertisols]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Syamsiyah]]></surname>
<given-names><![CDATA[Jauhari]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Suntoro]]></surname>
<given-names><![CDATA[Suntoro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hartati]]></surname>
<given-names><![CDATA[Sri]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Syah-Alfarizi]]></surname>
<given-names><![CDATA[Ilham Ainun]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Istnaini-Najibah]]></surname>
<given-names><![CDATA[Wafiq]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ma&#8217;roah]]></surname>
<given-names><![CDATA[Siti]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Herdiansyah]]></surname>
<given-names><![CDATA[Ganjar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Sebelas Maret University Jalan Ir Faculty of Agriculture Department of Soil Science]]></institution>
<addr-line><![CDATA[Surakarta ]]></addr-line>
<country>Indonesia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2024</year>
</pub-date>
<volume>42</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-57792024000100146&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-57792024000100146&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-57792024000100146&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: El suelo vertisol es uno de los suelos con problemas de disponibilidad de nutrientes, lo que hace necesario el aporte de nutrientes en forma de fertilizantes. El uso continuado de fertilizantes inorgánicos puede afectar negativamente a la calidad del suelo y al medio ambiente. Por ello, es esencial reducir su uso y equilibrarlos con estiércol. Este estudio pretende evaluar el efecto de la combinación de fertilizantes inorgánicos con estiércol en la mejora de la disponibilidad de nutrientes del suelo Vertisol y en el crecimiento y rendimiento del maíz dulce (Zea mays saccharata). La investigación se llevó a cabo en Sidokerto, Plupuh, Sragen, desde marzo de 2023 hasta agosto de 2023, utilizando un diseño de bloques completamente aleatorizados con 9 tratamientos y 3 repeticiones. Los tratamientos incluyeron un control (A), recomendación NPK (B), estiércol (C), y combinaciones de estiércol y fertilizante inorgánico a dosis predeterminadas. Las variables de observación fueron C-Orgánico, CEC, N-Total, P-Disponible, K-Disponible, clorofila, y el crecimiento y rendimiento del maíz. Los resultados mostraron que la aplicación de &#8211; NPK + 1500 kg ha-1 de estiércol aumentó el N-Total en un 38%, el P-disponible en un 38.68%, el K-Disponible en un 57%, la clorofila en un 29%, la altura de la planta en un 28.25%, el número de hojas en un 20%, el diámetro del tallo en un 22.89%, el peso de la mazorca en un 31%, la longitud de la mazorca en un 48% y el diámetro de la mazorca en un 29% en comparación con el tratamiento NPK estándar. La aplicación de estiércol y fertilizantes inorgánicos puede aumentar la disponibilidad de nutrientes N, P, K en el suelo vertisol, el crecimiento y el rendimiento del maíz dulce.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Summary: Vertisols is one of the soils with problems in nutrient availability, necessitating nutrient input in the form of fertilizer. The continuous use of inorganic fertilizers can negatively impact soil quality and the environment. Thus, it is essential to reduce their use and balance them with manure. This study aims to evaluate the effect of combining inorganic fertilizers with manure on improving the availability of Vertisols nutrients and the growth and yield of sweet corn (Zea mays saccharata). The research was conducted in Sidokerto, Plupuh, Sragen, from March 2023 to August 2023, using a Randomized Complete Block Design (RCBD) with 9 treatments and 3 replications. The treatments included a control (A), NPK recommendation (B), manure (C), and combinations of manure and inorganic fertilizer at predetermined doses. The observation variables were C-Organic, CEC, Total-N, P-Available, K-Available, chlorophyll, and the growth and yield of corn. The results showed that the application of &#8211; NPK + 1500 kg ha-1 of manure increased N-Total by 38%, P-Available by 38.68%, K-Available by 57%, chlorophyll by 29%, plant height by 28.25%, number of leaves by 20%, stem diameter by 22.89%, cob weight by 31%, cob length by 48%, and cob diameter by 29% compared to the standard NPK treatment. Application of manure and inorganic fertilizers can increase the availability of N, P, K nutrients in Vertisols, growth, and yield of sweet corn.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[total-N]]></kwd>
<kwd lng="en"><![CDATA[P-available]]></kwd>
<kwd lng="en"><![CDATA[K-available]]></kwd>
<kwd lng="en"><![CDATA[photosynthetic pigment]]></kwd>
<kwd lng="en"><![CDATA[Zea mays saccharate]]></kwd>
<kwd lng="es"><![CDATA[N-total]]></kwd>
<kwd lng="es"><![CDATA[P-disponible]]></kwd>
<kwd lng="es"><![CDATA[K-disponible]]></kwd>
<kwd lng="es"><![CDATA[pigmento fotosintético]]></kwd>
<kwd lng="es"><![CDATA[Zea mays saccharate]]></kwd>
</kwd-group>
</article-meta>
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