<?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>0870-6352</journal-id>
<journal-title><![CDATA[Silva Lusitana]]></journal-title>
<abbrev-journal-title><![CDATA[Silva Lus.]]></abbrev-journal-title>
<issn>0870-6352</issn>
<publisher>
<publisher-name><![CDATA[Unidade de Silvicultura e Produtos Florestais]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0870-63522008000200003</article-id>
<title-group>
<article-title xml:lang="pt"><![CDATA[Avaliação do Potencial de Actividades em Sistemas de Uso Múltiplo: Aptidão Forrageira]]></article-title>
<article-title xml:lang="en"><![CDATA[Evaluation of the Potential Activities in Multiple-Use Systems: Forage Capacity]]></article-title>
<article-title xml:lang="fr"><![CDATA[Evaluation du Potentiel des Activités en Systèmes d'Usage Multiple: Aptitude de Production Fourragère]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alpendre]]></surname>
<given-names><![CDATA[Pedro]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gonçalves]]></surname>
<given-names><![CDATA[Ana Cristina]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
<xref ref-type="aff" rid="A03"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ferreira]]></surname>
<given-names><![CDATA[Alfredo Gonçalves]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
<xref ref-type="aff" rid="A03"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dias]]></surname>
<given-names><![CDATA[Susana Saraiva]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
<xref ref-type="aff" rid="A04"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidade de Évora ICAM - Instituto de Ciências Agrárias Mediterrânicas ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="A02">
<institution><![CDATA[,Universidade de Évora Departamento de Fitotecnia ]]></institution>
<addr-line><![CDATA[ÉVORA ]]></addr-line>
</aff>
<aff id="A03">
<institution><![CDATA[,Universidade de Évora Departamento de Engenharia Rural ]]></institution>
<addr-line><![CDATA[ÉVORA ]]></addr-line>
</aff>
<aff id="A04">
<institution><![CDATA[,Instituto Politécnico de Portalegre Escola Superior Agrária de Elvas ]]></institution>
<addr-line><![CDATA[ELVAS ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2008</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2008</year>
</pub-date>
<volume>16</volume>
<numero>Especial</numero>
<fpage>37</fpage>
<lpage>54</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S0870-63522008000200003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S0870-63522008000200003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S0870-63522008000200003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Os sistemas de uso múltiplo caracterizam-se pela presença de várias culturas que coincidem temporal e espacialmente numa unidade de gestão. Estas culturas apresentam características próprias e produções variadas, com arranjos espaciais e temporais diversos. No Alentejo os sistemas mais representativos, em termos de área, são os montados, sistemas agro-silvo-pastoris, caracterizados por três componentes principais, a floresta, a agricultura e a pastorícia, e pelas inter-relações que se desenvolvem entre elas. Nestes sistemas a componente pastorícia e, consequentemente, a pastagem é uma actividade fundamental para a manutenção do sistema. Este estudo teve como objectivo o desenvolvimento de uma metodologia de definição da aptidão forrageira do montado, em função dos solos e do coberto florestal. A utilização de processos de análise espacial, em sistemas de informação geográfica (SIG), permitiu desenvolver uma metodologia inovadora, constituindo uma ferramenta de avaliação e operacionalização da informação.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Multiple use systems are characterised by the presence of several cultures in a management unit. These cultures present their own characteristics and several productions, with different spatial and temporal arrangements. In Alentejo the most representative systems, in terms of area, are the "montados", agro-silvo-pastoral systems, characterised by three main components, forest, agriculture and grazing, and the interrelations among them. In these systems the grazing component and, consequently, the pasture is a fundamental activity for the system maintenance/perpetuity. The goal of this study is to create a methodology that defines the forage aptitude of the "montado", as function of the soil and forest cover. The utilisation of spatial analysis processes, in geographical information systems, allowed the development of an innovative methodology, constituting an evaluation and implementation information tool.]]></p></abstract>
<abstract abstract-type="short" xml:lang="fr"><p><![CDATA[Les systèmes d'usage multiple sont caractérisés par la présence de plusieurs cultures qui coïncident temporellement et spatialement dans une unité de gestion. Ces cultures présentent des caractéristiques propres et des productions variées, avec des dispositions spatiales et temporelles diverses. Les systèmes plus représentatifs en Alentejo, en superficie, sont les "montados", systèmes agro-sylvicole-fourragers, caractérisés par trois components principales, la forêt, l'agriculture et la production fourragère, et par les interrelations qui se développent entre elles. Dans ces systèmes le component de production fourragère et, en conséquence, le pâturage est une activité fondamentale pour la manutention du système intégré. Cette étude a pour objectif le développement d'une méthodologie de définition de l'aptitude de production fourragère du "montado", en fonction du sol et de la couverture forestière. L'utilisation de processus d'analyse spatiale, dans des systèmes d'informations géographiques, a permis de développer une méthodologie innovatrice, constituant un outil d'évaluation et d'opérationnalisation des informations.]]></p></abstract>
<kwd-group>
<kwd lng="pt"><![CDATA[aptidão forrageira]]></kwd>
<kwd lng="pt"><![CDATA[solos]]></kwd>
<kwd lng="pt"><![CDATA[coberto florestal]]></kwd>
<kwd lng="pt"><![CDATA[SIG]]></kwd>
<kwd lng="pt"><![CDATA[ferramenta de avaliação]]></kwd>
<kwd lng="en"><![CDATA[forage aptitude]]></kwd>
<kwd lng="en"><![CDATA[soils]]></kwd>
<kwd lng="en"><![CDATA[forest cover]]></kwd>
<kwd lng="en"><![CDATA[GIS]]></kwd>
<kwd lng="en"><![CDATA[evaluation tool]]></kwd>
<kwd lng="fr"><![CDATA[aptitude fourragère]]></kwd>
<kwd lng="fr"><![CDATA[sol]]></kwd>
<kwd lng="fr"><![CDATA[couverture forestière]]></kwd>
<kwd lng="fr"><![CDATA[SIG]]></kwd>
<kwd lng="fr"><![CDATA[évaluation]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p class=MsoNormal align=center><b>Avaliação do Potencial de Actividades em Sistemas de Uso Múltiplo: Aptidão Forrageira</b></p>      <p class=MsoNormal align=center>&nbsp;</p>      <p class=MsoNormal align=center><b><a name="top1"></a>Pedro Alpendre<a href="#1">*</a>,    Ana Cristina Gonçalves**, Alfredo Gonçalves Ferreira*** e Susana Saraiva Dias****</b></p>      <p class=MsoNormal align=center>*Professor Auxiliar</p>      <p class=MsoNormal align=center>ICAM. Universidade de Évora. Departamento de Fitotecnia,    Apartado 94, 7002-554 ÉVORA</p>      <p class=MsoNormal align=center>**Professor Auxiliar</p>      <p class=MsoNormal align=center>***Professor Catedrático</p>      <p class=MsoNormal align=center>ICAM. Universidade de Évora. Departamento de Engenharia Rural. Apartado 94, 7001-554 ÉVORA</p>      <p class=MsoNormal align=center>****Equiparada  a Professora Adjunta</p>      <p class=MsoNormal align=center>ICAM. Instituto Politécnico de Portalegre. Escola Superior Agrária de Elvas. Apartado 254, 7350-903 ELVAS</p>      ]]></body>
<body><![CDATA[<p>&nbsp;</p>      <p>&nbsp;</p>      <p><b>Sumário.</b> Os sistemas de uso múltiplo caracterizam-se pela presença de várias culturas que coincidem temporal e espacialmente numa unidade de gestão. Estas culturas apresentam características próprias e produções variadas, com arranjos espaciais e temporais diversos. No Alentejo os sistemas mais representativos, em termos de área, são os montados, sistemas agro-silvo-pastoris, caracterizados por três componentes principais, a floresta, a agricultura e a pastorícia, e pelas inter-relações que se desenvolvem entre elas. Nestes sistemas a componente pastorícia e, consequentemente, a pastagem é uma actividade fundamental para a manutenção do sistema. Este estudo teve como objectivo o desenvolvimento de uma metodologia de definição da aptidão forrageira do montado, em função dos solos e do coberto florestal. A utilização de processos de análise espacial, em sistemas de informação geográfica (SIG), permitiu desenvolver uma metodologia inovadora, constituindo uma ferramenta de avaliação e operacionalização da informação.</p>      <p><b>Palavras-chave</b>: aptidão forrageira; solos; coberto florestal; SIG; ferramenta de avaliação</p>      <p>&nbsp;</p>      <p><b>Evaluation of the Potential Activities in Multiple-Use Systems: Forage Capacity</b></p>      <p><b>Abstract.</b> Multiple use systems are characterised by the presence of several cultures in a management unit. These cultures present their own characteristics and several productions, with different spatial and temporal arrangements. In Alentejo the most representative systems, in terms of area, are the &quot;montados&quot;, agro-silvo-pastoral systems, characterised by three main components, forest, agriculture and grazing, and the interrelations among them. In these systems the grazing component and, consequently, the pasture is a fundamental activity for the system maintenance/perpetuity. The goal of this study is to create a methodology that defines the forage aptitude of the &quot;montado&quot;, as function of the soil and forest cover. The utilisation of spatial analysis processes, in geographical information systems, allowed the development of an innovative methodology, constituting an evaluation and implementation information tool.</p>      <p><b>Key words: </b>forage aptitude; soils; forest cover; GIS; evaluation tool</p>      <p><b></b></p>      <p><b>Evaluation du Potentiel des Activités en Systèmes d'Usage Multiple: Aptitude de Production Fourragère</b><b></b></p>      ]]></body>
<body><![CDATA[<p><b>Résumé. </b>Les systèmes d'usage multiple sont caractérisés par la présence de plusieurs cultures qui coïncident temporellement et spatialement dans une unité de gestion. Ces cultures présentent des caractéristiques propres et des productions variées, avec des dispositions spatiales et temporelles diverses. Les systèmes plus représentatifs en Alentejo, en superficie, sont les &quot;montados&quot;, systèmes agro-sylvicole-fourragers, caractérisés par trois components principales, la forêt, l'agriculture et la production fourragère, et par les interrelations qui se développent entre elles. Dans ces systèmes le component de production fourragère et, en conséquence, le pâturage est une activité fondamentale pour la manutention du système intégré. Cette étude a pour objectif le développement d'une méthodologie de définition de l'aptitude de production fourragère du &quot;montado&quot;, en fonction du sol et de la couverture forestière. L'utilisation de processus d'analyse spatiale, dans des systèmes d'informations géographiques, a permis de développer une méthodologie innovatrice, constituant un outil d'évaluation et d'opérationnalisation des informations. </p>      <p><b>Mots clés:</b> aptitude fourragère; sol; couverture forestière; SIG; évaluation</p>     <p>&nbsp;</p>     <p>&nbsp;</p>     <p>Texto completo disponivel apenas em PDF.</p>     <p>Full text only available in PDF format.</p>     <p>&nbsp;</p>     <p>&nbsp;</p>     <p><b>Bibliografia</b></p>     <p>&nbsp;</p>      ]]></body>
<body><![CDATA[<!-- ref --><p>ASHTON, M.S., MONTAGNINI, F., 2000. <i>The silvicultural basis for agroforestry</i>.    CRC.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000033&pid=S0870-6352200800020000300001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><p>BUCK, L.E., LASSOIE, J.P., FERNANDES, E.C.M., 1999. <i>Agroforestry in sustainable    agricultural systems</i>. CRC, 416 pp.</p>      <p>CARDOSO, J.C., 1965. <i>Os solos de Portugal. Sua classificação, caracterização e génese. 1- A Sul do rio Tejo.</i> Lisboa.</p>      <p>DGF, 2001.<i> Inventário Florestal Nacional, Portugal Continental. 3ª Revisão, 1995-1998.</i> <i>Relatório Final.</i> Direcção-Geral das Florestas. Lisboa, 233 pp.</p>      <p>FERREIRA</a>, A.G., GON&Ccedil;ALVES, A.C., J&Uacute;LIO, C., DIAS, S.S., PINHEIRO,    A.C., D'ABREU, A.C., NEVES, N., AFONSO T., 2006a. <i>Base de ordenamento florestal</i>.    Volume I – Alto Alentejo. Universidade de Évora, 219 pp. +anexos+CD.</p>      <p>FERREIRA, A.G., GON&Ccedil;ALVES, A.C., J&Uacute;LIO, C., DIAS, S.S., PINHEIRO,    A.C., D'ABREU, A.C., NEVES, N., AFONSO T., 2006b. <i>Base de ordenamento florestal</i>.    Volume II – Alentejo Central. Universidade de Évora, 223 pp. +anexos+CD.</p>      <p>FERREIRA, A.G., GON&Ccedil;ALVES, A.C., J&Uacute;LIO, C., DIAS, S.S., PINHEIRO,    A.C., D'ABREU, A.C., NEVES, N., AFONSO T., 2006c. <i>Base de ordenamento florestal</i>.    Volume III – Alentejo Litoral. Universidade de Évora, 217 pp. +anexos+CD.</p>        <p>GORDON A.M., NEWMAN, S.M., 1997. Temperate agroforestry systems. <i>CAB International,</i>    269 pp.</p>      <p>JARVIS, S.C, MENZI, H., 2004. Optimizing best practice for N management in    lifestock systems: meeting production and environmental targets. <i>Grass. Sci.    Eur.</i><b> 9</b>: 361-372. </p>      <p>MOSQUERA-LOSADA, M.R., McADAM, J., RIGUEIRO-RODRIGUEZ, A., 2005a. Silvo-pastoralism    Declaration. <i>In</i>: Silvo-pastoralism and Sustainable Land Management. Mosquera-Losada,    M.R., McAdam, J., Rigueiro-Rodriguez, A. (eds). <i>CAB</i><i> International</i>,    Wallingford, 418 pp.</p>      ]]></body>
<body><![CDATA[<p>MOSQUERA-LOSADA, M.R., PINTO-TOBALINA, M., RIGUEIRO-RODRIGUEZ, A., 2005b. The    herbaceous component in temperate sylvopastoral systems. <i>In</i>: Silvo-pastoralism    and Sustainable Land Management. Mosquera-Losada, M.R. McAdam, J. e Rigueiro-Rodriguez,    A. (eds). <i>CAB</i><i> International</i>, Wallingford, pp. 93-100. </p>      <p>NAIR, P.K.R., KALMBACHER, R.S., 2005. Silvopasture as an approach to reducing    nutrient loading of surface water from farms. <i>In</i>: Silvo-pastoralism and    Sustainable Land Management. Mosquera-Losada, M.R. McAdam, J. e Rigueiro-Rodriguez,    A. (eds). <i>CAB</i><i> International</i>, Wallingford, pp. 272-274. </p>      <p>SMITH, J.R., 1950. Tree crops. <i>A permanent agriculture</i>. 8<sup>th</sup> Edition. John Wiley &amp; Sons.</p>      <p>SCHROTH, G., SINCLAIR, F.L., 2003. Impacts of trees on the fertility of agricultural    soils. <i>In</i>: Trees, crops and soil fertility. <i>Concepts and research    methods</i>. G. Schroth e F.L. SINCLAIR (eds.), pp. 1-11.</p>      <p>TEIXEIRA, W.G., SINCLAIR, L.F., HUWE, B., SCHROTH, G., 2003.  Soil water. <i>In</i>: Trees, crops and soil fertility. <i>Concepts and research methods</i>. G. Schroth e F.L. SINCLAIR (eds.), pp. 209-234. </p>      <p>GRIMALDI, M., SCHROTH, G., TEIXEIRA, W.G., HUWE, B., 2003. Soil structure. <i>In</i>: Trees, crops and soil fertility. <i>Concepts and research methods</i>. G. Schroth e F.L. SINCLAIR (eds.), pp. 191-208. </p>      <p>SCHROTH, G., VANLAUWE, B., LEHMANN, J., 2003.  Soil organic matter. <i>In</i>: Trees, crops and soil fertility. <i>Concepts and research methods</i>. G. Schroth e F.L. SINCLAIR (eds.), pp. 77-91.</p>      <p>PEARSON, C.J., ILSON, R.L., 1987. <i>Agronomy of grassland systems</i>. Cambridge University Press. Cambridge, 169 pp.</p>      <p>NORMAN, M.J.T., PEARSON, C.J., SEARLE, P.G.E., 1984. <i>The ecology of tropical food crops</i>. Cambridge University Press. Cambridge, 369 pp.</p>      <p>RIGUEIRO-RODRIGUEZ, A., MOSQUERA-LOSADA, M., GATICA-TRABANINI, E., 2000. Pasture    production and tree growth in a young pine plantation fertilized with inorganic    fertilizers and milk sewage in Northwest Spain. <i>Agroforestry Systems</i>    <b>48</b>: 245-254.</p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p><a name="1"></a><a href="#top1">*</a> E-mail: <a href="mailto:pfa@uevora.pt">pfa@uevora.pt</a></p>      ]]></body><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[ASHTON]]></surname>
<given-names><![CDATA[M.S.]]></given-names>
</name>
<name>
<surname><![CDATA[MONTAGNINI]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<source><![CDATA[The silvicultural basis for agroforestry]]></source>
<year>2000</year>
<publisher-name><![CDATA[CRC]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
