<?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>2071-0054</journal-id>
<journal-title><![CDATA[Revista Ciencias Técnicas Agropecuarias]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cie Téc Agr]]></abbrev-journal-title>
<issn>2071-0054</issn>
<publisher>
<publisher-name><![CDATA[Universidad Agraria de La Habana]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2071-00542020000300050</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Rational Organization of the Sugarcane Harvest-Transport Complex with the Integration of Mathematical Models]]></article-title>
<article-title xml:lang="es"><![CDATA[Organización racional del complejo cosecha-transporte en caña de azúcar con la integración de modelos matemáticos]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-López]]></surname>
<given-names><![CDATA[Yanara]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Morejón-Mesa]]></surname>
<given-names><![CDATA[Yanoy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cruz-Arredondo]]></surname>
<given-names><![CDATA[Claudia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Bao]]></surname>
<given-names><![CDATA[Orlando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Agraria de La Habana Facultad de Ciencias Técnicas ]]></institution>
<addr-line><![CDATA[San José de Las Lajas Mayabeque]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2020</year>
</pub-date>
<volume>29</volume>
<numero>3</numero>
<fpage>50</fpage>
<lpage>61</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2071-00542020000300050&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2071-00542020000300050&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2071-00542020000300050&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The present investigation was carried out in the Base Business Unit &#8220;Héctor Molina Riaño&#8221;, during the sugarcane harvest corresponding to the periods 2014-2015 to 2016-2017, to determine the rational organization of the harvest-transport brigade, through the integration of mathematical models, which guarantee the stability of the system flow. The rational conformation of the harvest-transport brigade was determined using methods such as Linear Programming and Queuing Theory for a single service station and for cascade stations. When analyzing the stability of the compositions with the Markov Chain Model, the most stable variant is when the queue theory is used in cascades while working in fields of 75 t/ha, with two CASE IH 8800 Harvesters and four Tractors BELARUS 1523 + four VTX 10000 self-balancing trailers, four HOWO SINOTRUCK aggregates + two trailers and three reception centers. All that with a 53,79% probability that the cycle will not be interrupted and a system-stop cost of 33,05 peso/h , being possible to reduce the costs for stops by more than 30% and observing a marked influence when increasing the number of collection centers.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN La presente investigación se realizó en la Unidad Empresarial de Base &#8220;Héctor Molina Riaño&#8221;, durante la cosecha en las zafras correspondientes a los períodos 2014-2015 al 2016-2017, para determinar la organización racional de la brigada cosecha-transporte de la caña de azúcar, mediante la integración de modelos matemáticos, que garanticen la estabilidad del flujo del sistema. Se determinó la conformación racional de la brigada cosecha transporte empleando los métodos: programación lineal, teoría de cola para una estación única de servicio y para estaciones en cascadas. Al analizar la estabilidad de las composiciones con el modelo de cadenas de Markov se tiene que la variante más estable es cuando se emplea la teoría de colas en cascadas al trabajar en campos de 75 t/ha, con dos Cosechadoras CASE IH 8800 y cuatro Tractores BELARUS 1523 + cuatro remolques autobasculantes VTX 10000, cuatro agregados HOWO SINOTRUCK + dos remolques y tres centros de recepción con una probabilidad de 53,79% de que no se interrumpa el ciclo y un costo por paradas del sistema de 33,05 peso/h, siendo posible reducir los costos por paradas en más del 30%, observándose una marcada influencia al incrementarse el número de centros de acopio.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[optimization]]></kwd>
<kwd lng="en"><![CDATA[mathematical models]]></kwd>
<kwd lng="en"><![CDATA[probability]]></kwd>
<kwd lng="en"><![CDATA[stability]]></kwd>
<kwd lng="en"><![CDATA[costs for stops]]></kwd>
<kwd lng="es"><![CDATA[optimización]]></kwd>
<kwd lng="es"><![CDATA[modelos matemáticos]]></kwd>
<kwd lng="es"><![CDATA[probabilidad]]></kwd>
<kwd lng="es"><![CDATA[estabilidad]]></kwd>
<kwd lng="es"><![CDATA[costos por paradas]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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