<?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>2224-5421</journal-id>
<journal-title><![CDATA[Revista Cubana de Química]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cub Quim]]></abbrev-journal-title>
<issn>2224-5421</issn>
<publisher>
<publisher-name><![CDATA[Ediciones UO, Universidad de Oriente]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2224-54212020000300433</article-id>
<title-group>
<article-title xml:lang="pt"><![CDATA[Qualidade física e físico-química do tomate (Lycopersicon esculentum Mill) variedade chico e cachilende produzidos em Huambo]]></article-title>
<article-title xml:lang="en"><![CDATA[Physical and physical-chemical quality of the tomato (Lycopersicon esculentum Mill) variety chico and cachilende produced in Huambo]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Quesada-Matos]]></surname>
<given-names><![CDATA[Romilio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cantos-Macías]]></surname>
<given-names><![CDATA[Manuel Angel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lopes-Silvestre]]></surname>
<given-names><![CDATA[Ernesto Hélder]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Granma  ]]></institution>
<addr-line><![CDATA[Granma ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Técnica de Manabí  ]]></institution>
<addr-line><![CDATA[Porto Viejo ]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad José Eduardo dos Santos  ]]></institution>
<addr-line><![CDATA[Huambo ]]></addr-line>
<country>Angola</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<volume>32</volume>
<numero>3</numero>
<fpage>433</fpage>
<lpage>454</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2224-54212020000300433&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2224-54212020000300433&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2224-54212020000300433&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="pt"><p><![CDATA[RESUMO O objetivo foi avaliar a qualidade do tomate, variedades Chico e Cachilende, produzidos no Longonjo, Angola, a través dos parâmetros físicos e físico-químicos do fruto e sua avaliação estatística, para diferentes estados de maturação e diferentes épocas de colheita. As análises consistiram na determinação de: sólidos solúveis totais por refractometria, acidez total titulavel por volumetria, pH por potenciometria, humidade e cinzas por gravimetria. A massa foi determinada em balança analítica, e os diâmetros transversal e longitudinal com paquímetros. O delineamento experimental utilizado foi o inteiramente casualizado, com três ou quatro repetições. Os dados relativos às variáveis estudadas foram submetidos à análise da variância e, as médias, comparadas pelo teste de Tukey (p&lt;0,05). Demostrou-se que o diferente nível de maturação influência mais os parâmetros físico-químicos que a diferente época de colheita. Concluiu-se que a variedade Chico apresentou melhores características físico-químicas e propõe-se tanto para consumo in natura como para a sua transformação.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The objective was to evaluate the quality of the tomato, varieties Chico and Cachilende, produced in Longonjo, Angola, through the physical and physical-chemical parameters of the fruit. It was also made its statistical evaluation, for different states of maturation and different seasons of harvest. The analyzes consisted of the determination of: total soluble solids by refractometry, total acidity titratable by volumetry, pH by potentiometry, moisture and ash by gravimetry. The mass was determined on analytical balance, and the transversal and longitudinal diameters with calipers. The experimental design used was completely randomized, with three or four repetitions. The data related to the studied variables were submitted to analysis of variance. It has been shown that the different level of maturation influences the physicochemical parameters more than the different harvest season. It was concluded that the Chico variety showed better physical and chemical characteristics and is proposed both for fresh consumption and for its transformation.]]></p></abstract>
<kwd-group>
<kwd lng="pt"><![CDATA[estados de maturação do fruto]]></kwd>
<kwd lng="pt"><![CDATA[parâmetros físico-químicos]]></kwd>
<kwd lng="pt"><![CDATA[tomate]]></kwd>
<kwd lng="en"><![CDATA[fruit ripeness]]></kwd>
<kwd lng="en"><![CDATA[physicochemical parameters]]></kwd>
<kwd lng="en"><![CDATA[tomato]]></kwd>
</kwd-group>
</article-meta>
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