<?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>0379-3982</journal-id>
<journal-title><![CDATA[Revista Tecnología en Marcha]]></journal-title>
<abbrev-journal-title><![CDATA[Tecnología en Marcha]]></abbrev-journal-title>
<issn>0379-3982</issn>
<publisher>
<publisher-name><![CDATA[Instituto Tecnológico de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0379-39822020000300057</article-id>
<article-id pub-id-type="doi">10.18845/tm.v33i3.4371</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Efecto de la aplicación de aire caliente humidificado como tecnología poscosecha en la calidad de la Feijoa]]></article-title>
<article-title xml:lang="en"><![CDATA[Effect of application of hot air humidified as postharvest technology in the quality of Feijoa]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez-Rubio]]></surname>
<given-names><![CDATA[David Leopoldo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez-Benavides]]></surname>
<given-names><![CDATA[Jhon Harrison]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez-Rodríguez]]></surname>
<given-names><![CDATA[Claudia Patricia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional de Colombia Sede Bogotá; Facultad de Ingeniería; Departamento de Ingeniería Civil y Agrícola ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional de Colombia Sede Bogotá; Facultad de Ingeniería; Departamento de Ingeniería Civil y Agrícola ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Nacional de Colombia Sede Bogotá; Facultad de Ingeniería; Departamento de Ingeniería Civil y Agrícola ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</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>33</volume>
<numero>3</numero>
<fpage>57</fpage>
<lpage>67</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S0379-39822020000300057&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S0379-39822020000300057&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S0379-39822020000300057&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La feijoa (Acca sellowiana) es una fruta climatérica exótica de América del Sur, por su atractivo sabor agridulce se ha posicionado tanto en el mercado nacional como internacional. Por este motivo es pertinente avanzar en el desarrollo y aplicación de tecnologías de poscosecha que propendan por su adecuado manejo y conservación. Este estudio tuvo como objetivo evaluar el efecto en la calidad poscosecha de frutos de feijoa sometidos a una corriente de aire a temperatura de 41°C y HR de 57 % por 2 horas (T1) y por 4 horas (T2). Posteriormente se evaluaron parámetro físico - químicos en el almacenamiento durante dos semanas en condiciones ambientales. Se encontró disminución en la pérdida de peso de los tratamientos frente a control, así como disminución en la contracción del diámetro ecuatorial sin detrimento de parámetros químicos como pH, acidez total titulable (ATT) e índice de madurez (IM). Entre los dos tratamientos, el que presenta mejores condiciones es el T2 (41°C, 57 % HR, por cuatro horas) según parámetros como la pérdida de peso, contracción del diámetro ecuatorial, pH, ATT e IM.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The feijoa (Acca sellowiana) is an exotic climacteric fruit in South America, by its attractive sweet and sour flavor; it has been positioned in the market national as international. For this reason, is relevant to advance in the development and application of post-harvest technologies that foster their appropriate management and conservation. This study had as aim to evaluate the effect on postharvest quality of feijoa fruits subjected to a current air at temperature of 41° C and relative humidity of 57% for 2 hours (T1) and for 4 hours (T2). Subsequently, were evaluated physical and chemical parameters during the storage for two weeks in ambient conditions. Was found decrease in the weight loss of treatments in contrast with the control, also the decrease in contraction of the equatorial diameter without detriment of chemical parameters such as pH, titrable total acidity (ATT) and maturity index (IM). Among the two treatments, the best one is T1 (41° C, 57% HR, for two hours) depending on parameters such as the weight loss and contraction of the equatorial diameter, pH, ATT and IM.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Acca sellowiana]]></kwd>
<kwd lng="es"><![CDATA[tecnologías poscosecha]]></kwd>
<kwd lng="es"><![CDATA[calidad]]></kwd>
<kwd lng="en"><![CDATA[Acca sellowiana]]></kwd>
<kwd lng="en"><![CDATA[post-harvest technologies.]]></kwd>
<kwd lng="en"><![CDATA[quality]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>(1)</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Geilfus]]></surname>
<given-names><![CDATA[Frans]]></given-names>
</name>
</person-group>
<source><![CDATA[El árbol al servicio del agricultor: Guía de especies - Frans Geilfus - Google Libros]]></source>
<year>1994</year>
<volume>2</volume>
</nlm-citation>
</ref>
<ref id="B2">
<label>(2)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Parra]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Fischer]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Maduración y comportamiento poscosecha de la feijoa (Acca sellowiana (O. Berg) Burret). Una revisión.]]></article-title>
<source><![CDATA[CIENCIAS HORTÍCOLAS]]></source>
<year>2013</year>
<volume>7</volume>
<page-range>98-110</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>(3)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zhenzhong]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Xu]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[Q]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of hot air treatment on postharvest quality of zhonghuashou peach]]></article-title>
<source><![CDATA[Transactions of the Chinese Society of Agricultural Engineering]]></source>
<year>2010</year>
<volume>26</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>375-9</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>(4)</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[ZHAO]]></surname>
<given-names><![CDATA[Yu-ying]]></given-names>
</name>
<name>
<surname><![CDATA[Le-cheng]]></surname>
<given-names><![CDATA[LIU]]></given-names>
</name>
</person-group>
<source><![CDATA[&#8220;Effect of Hot Air Treatment on Storage Quality of Postharvest Cowpea Pod-- Journal of Yangtze University (Natural Science Edition) 2015 15,&#8221;]]></source>
<year>2015</year>
</nlm-citation>
</ref>
<ref id="B5">
<label>(5)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Soto-Zamora]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Yahia]]></surname>
<given-names><![CDATA[E. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Brecht]]></surname>
<given-names><![CDATA[J. K.]]></given-names>
</name>
<name>
<surname><![CDATA[Gardea]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effects of postharvest hot air treatments on the quality and antioxidant levels in tomato fruit]]></article-title>
<source><![CDATA[LWT - Food Sci. Technol.]]></source>
<year>2005</year>
<volume>38</volume>
<page-range>657-63</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>(6)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Arjona]]></surname>
<given-names><![CDATA[H. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Galvis]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Maduración del fruto de feijoa (Acca sellowiana Berg) en los clones 41 (Quimba) y 8-4 a temperatura ambiente en condiciones de la Sabana de Bogotá]]></article-title>
<source><![CDATA[Agron. Colomb]]></source>
<year>2006</year>
<volume>24</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>68-7</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>(7)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martínez-Vega]]></surname>
<given-names><![CDATA[R. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Fischer]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Herrera]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Chaves]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Quintero]]></surname>
<given-names><![CDATA[O. C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Características físico-químicas de frutos de feijoa influenciadas por la posición en el canopi]]></article-title>
<source><![CDATA[Rev. Colomb. Ciencias Hortícolas]]></source>
<year>2011</year>
<volume>2</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>21-32</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>(8)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kader]]></surname>
<given-names><![CDATA[A. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Yahia]]></surname>
<given-names><![CDATA[E. M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Postharvest biology of tropical and subtropical fruits]]></article-title>
<source><![CDATA[in Postharvest Biology and Technology of Tropical and Subtropical Fruits]]></source>
<year>2011</year>
<volume>1</volume>
<page-range>79-111</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>(9)</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bourne]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Food Texture &amp; viscosity. Concept and Measuremente.]]></source>
<year>2002</year>
<page-range>427</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>(10)</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Solarte]]></surname>
<given-names><![CDATA[M. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Soledad Hernández]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Morales]]></surname>
<given-names><![CDATA[A. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández-Trujillo]]></surname>
<given-names><![CDATA[J. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Melgarejo]]></surname>
<given-names><![CDATA[L. M.]]></given-names>
</name>
</person-group>
<source><![CDATA[&#8220;Caracterización Fisiológica Y Bioquímica Del Fruto De Guayaba Durante La Maduración,&#8221;]]></source>
<year>2010</year>
<page-range>85-119</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>(11)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Velho]]></surname>
<given-names><![CDATA[A. C.]]></given-names>
</name>
<name>
<surname><![CDATA[do Amarante]]></surname>
<given-names><![CDATA[C. V. T.]]></given-names>
</name>
<name>
<surname><![CDATA[Argenta]]></surname>
<given-names><![CDATA[L. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Steffens]]></surname>
<given-names><![CDATA[A. C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Influência da temperatura de armazenamento na qualidade pós-colheita de goiabas serranas]]></article-title>
<source><![CDATA[Rev. Bras. Frutic]]></source>
<year>2011</year>
<volume>33</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>14-20</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>(12)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[do Amarante]]></surname>
<given-names><![CDATA[C. V. T.]]></given-names>
</name>
<name>
<surname><![CDATA[Steffens]]></surname>
<given-names><![CDATA[C. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Ducroquet]]></surname>
<given-names><![CDATA[J. P. H. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Sasso]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Qualidade de goiaba-serrana em resposta à temperatura de armazenamento e ao tratamento com 1-metilciclopropeno]]></article-title>
<source><![CDATA[Pesqui. Agropecu. Bras]]></source>
<year>2008</year>
<volume>43</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>1683-9</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
