<?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>0188-4611</journal-id>
<journal-title><![CDATA[Investigaciones geográficas]]></journal-title>
<abbrev-journal-title><![CDATA[Invest. Geog]]></abbrev-journal-title>
<issn>0188-4611</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Instituto de Geografía]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0188-46111989000200001</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Análisis estadístico de datos hidrometeorológicos en estudios de erosión acelerada: Un estudio de caso en la cuenca del río Tlalpujahua, México]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bocco]]></surname>
<given-names><![CDATA[Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Nacional Autónoma de Mëxico Instituto de Geografía ]]></institution>
<addr-line><![CDATA[México Distrito Federal]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>1989</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>1989</year>
</pub-date>
<numero>20</numero>
<fpage>9</fpage>
<lpage>27</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0188-46111989000200001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0188-46111989000200001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0188-46111989000200001&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[En este trabajo se propone una serie de tratamientos estadísticos de datos hidrometeorológicos para evaluar la influencia de la relación precipitación/escurrimiento en el desarrollo de acarcavamientos inducidos por la actividad humana. Los resultados permiten formular dos modelos lógicos de ocurrencia de erosión. En los terrenos metamórficos: menos humedad antecedente requerida para iniciar escurrimiento &#8594; respuesta hidrológica rápida &#8594; flujos erosivos superficiales &#8594; erosión concentrada. En los terrenos volcánicos: mayor humedad antecedente requerida &#8594; respuesta hidrológica demorada &#8594; flujos subsuperficiales &#8594; asentamientos de los suelos &#8594; erosión concentrada en zonas perturbadas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[The statistical analysis of hydrometeorological data is proposed in order to assess the influence of the relationship precipitation/runoff in the development of man-induced gullies. The results allow two logical models of erosion development. In the metamorphics: less antecedent moisture required for runoff to start &#8594; quick hydrologic response &#8594; superficial flows &#8594; gullies. In the volcanics: more antecedent moisture &#8594; delayed hydrologic response &#8594; soil slumping &#8594; gullying in disturbed areas.]]></p></abstract>
</article-meta>
</front><body><![CDATA[ <p align= "center"><font face="verdana" size="4"><b>An&aacute;lisis estad&iacute;stico de datos hidrometeorol&oacute;gicos en estudios de erosi&oacute;n acelerada. Un estudio de caso en la cuenca del r&iacute;o Tlalpujahua, M&eacute;xico</b></font></p>     <p>&nbsp;</p>     <p align= "center"><b><font face="verdana" size="2">Gerardo Bocco*</font></b><font face="verdana" size="2"></font></p>     <p align= "justify">&nbsp;</p>     <p align= "justify"><font face="verdana" size="2"><i>* Becario. Instituto de Geograf&iacute;a, UNAM.</i></font></p>     <p align= "justify">&nbsp;</p>     <p align= "justify"><font face="verdana" size="2"><b>RESUMEN</b></font></p>     <p align= "justify"><font face="verdana" size="2">En este trabajo se propone una serie de tratamientos estad&iacute;sticos de datos hidrometeorol&oacute;gicos para evaluar la influencia de la relaci&oacute;n precipitaci&oacute;n/escurrimiento en el desarrollo de acarcavamientos inducidos por la actividad humana. Los resultados permiten formular dos modelos l&oacute;gicos de ocurrencia de erosi&oacute;n. En los terrenos metam&oacute;rficos: menos humedad antecedente requerida para iniciar escurrimiento &#8594; respuesta hidrol&oacute;gica r&aacute;pida &#8594; flujos erosivos superficiales &#8594; erosi&oacute;n concentrada. En los terrenos volc&aacute;nicos: mayor humedad antecedente requerida &#8594; respuesta hidrol&oacute;gica demorada &#8594; flujos subsuperficiales &#8594; asentamientos de los suelos &#8594; erosi&oacute;n concentrada en zonas perturbadas.</font></p>     <p align= "justify">&nbsp;</p>     <p align= "justify"><font face="verdana" size="2"><b>ABSTRACT</b></font></p>     ]]></body>
<body><![CDATA[<p align= "justify"><font face="verdana" size="2">The statistical analysis of hydrometeorological data is proposed in order to assess the influence of the relationship precipitation/runoff in the development of man-induced gullies. The results allow two logical models of erosion development. In the   metamorphics: less antecedent moisture required for runoff to start &#8594; quick hydrologic response &#8594; superficial flows &#8594; gullies. In the volcanics: more antecedent moisture &#8594; delayed hydrologic response &#8594; soil slumping &#8594; gullying in disturbed areas.</font></p>     <p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2"><a href="/pdf/igeo/n20/n20a1.pdf" target="_blank">DESCARGAR ART&Iacute;CULO EN FORMATO PDF</a></font></p>     <p align= "justify">&nbsp;</p>     <p align= "justify"><font face="verdana" size="2"><b>REFERENCIAS BIBLIOGR&Aacute;FICAS</b></font></p>     <p align= "justify"><font face="verdana" size="2">Bocco, G. 1989. &quot;El inventario de erosi&oacute;n antr&oacute;pica: Acarcavamientos en la Cuenca    del R&iacute;o Tlalpujahua, M&eacute;xico&quot;. En: <i>Bolet&iacute;n del Instituto de Geograf&iacute;a</i>. M&eacute;xico: El Instituto.</font></p>     <!-- ref --><p align= "justify"><font face="verdana" size="2">Bergsma, E. 1981. &quot;Indices of rainfall erosivity. A review&quot;.<i> ITC Journal</i>. 1981-4:460-484.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4621502&pid=S0188-4611198900020000100001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align= "justify"><font face="verdana" size="2">Direcci&oacute;n General de Geograf&iacute;a (DGG). 1979. Carta edafol&oacute;gica &quot;El Oro de Hidalgo&quot;.  1:50 000. SPP. M&eacute;xico.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4621504&pid=S0188-4611198900020000100002&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     ]]></body>
<body><![CDATA[<!-- ref --><p align= "justify"><font face="verdana" size="2">Donker, N.H. (1982). &quot;Microcomputer applications in earth sciences data processing&quot;. <i>ITC Journal</i>. 1982-3:348-355. Enschede.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4621506&pid=S0188-4611198900020000100003&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align= "justify"><font face="verdana" size="2">Donker, N.H. (1987). &quot;WTRBLN. A computer program to calculate water balances&quot;. <i>Computers and Geosciences</i>. 13 - 2:95-122.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4621508&pid=S0188-4611198900020000100004&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align= "justify"><font face="verdana" size="2">Doorenbos, J. y W. Pruitt. 1984. Guidelines for predicting crop water requirements. FAO. Roma.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4621510&pid=S0188-4611198900020000100005&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align= "justify"><font face="verdana" size="2">Dunne, T. and L. Leopold. 1978. Water in Environmental Planning. Freeman. San Francisco.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4621512&pid=S0188-4611198900020000100006&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align= "justify"><font face="verdana" size="2">Freese, F. 1984. Statistics for Land Managers. Paeony Press. Jedburgh.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4621514&pid=S0188-4611198900020000100007&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     ]]></body>
<body><![CDATA[<!-- ref --><p align= "justify"><font face="verdana" size="2">Garc&iacute;a, E. 1981. Modificaciones al sistema de clasificaci&oacute;n clim&aacute;tica de K&ouml;ppen (para adaptarlo a las condiciones de la Rep&uacute;blica Mexicana). Instituto de Geograf&iacute;a, UNAM. M&eacute;xico.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4621516&pid=S0188-4611198900020000100008&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align= "justify"><font face="verdana" size="2">Hudson, N. 1971. Soil Conservation. Batsford. Londres.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4621518&pid=S0188-4611198900020000100009&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align= "justify"><font face="verdana" size="2">Morgan, R. 1979. Soil Erosion. Longman. Nueva York.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4621520&pid=S0188-4611198900020000100010&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align= "justify"><font face="verdana" size="2">Neway, A. 1985. &quot;A general survey of some hydrologic and suspended sediment load characteristics of four catchments in SE Spain&quot;. Tesis de maestr&iacute;a en ciencias. No publicada. ITC. Enschede.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4621522&pid=S0188-4611198900020000100011&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align= "justify"><font face="verdana" size="2">Sayago, J.M. 1985. &quot;Aspectos metodol&oacute;gicos del inventario de la erosi&oacute;n h&iacute;drica mediante t&eacute;cnicas de percepci&oacute;n remota en la regi&oacute;n subtropical del NW argentino&quot;. Tesis de maestr&iacute;a en ciencias. No publicada. ITC. Enschede.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4621524&pid=S0188-4611198900020000100012&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     ]]></body>
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