Results 61 to 70 of about 1,062 (198)

Deforestation and Primate Habitat Availability in Los Tuxtlas Biosphere Reserve, Mexico

open access: yesInternational Journal of Ecosystem, 2012
Los Tu xtlas Biosphere Reserve (LTBR) in southeast Mexico is characterized by high rates of deforestation and habitat deterioration, containing two Mexican primate species, Alouatta palliata and Ateles geoffroyi. In this study, we in- tegrate the analysis of landscape dynamics with p rimate population research covering a period of 21 years (1986-2007),
Brenda Solórzano Garcí   +2 more
openaire   +1 more source

Multilevel mortality risk factors among pediatric hematology‐oncology patients with deterioration

open access: yesCancer, Volume 131, Issue 8, 15 April 2025.
Abstract Background Hospitalized pediatric hematology‐oncology patients have frequent clinical deterioration events (CDEs) requiring intensive care unit (ICU) interventions and resulting in high mortality, particularly in resource‐limited settings. This study identifies independent risk factors for CDE mortality in hospitals providing childhood cancer ...
Asya Agulnik   +47 more
wiley   +1 more source

Ácaros asociados al coleóptero Passalus cognatus (Coleoptera: Passalidae) de Los Tuxtlas, Veracruz, México</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Revista de Biología Tropical</i>, 2008 </span><br><span class="r_content">Se revisaron 35 ejemplares de Passalus cognatus Truqui recolectados en Los Tuxtlas, Veracruz, México. En 20 de ellos se encontraron 245 ácaros pertenecientes a ocho especies, ocho géneros, ocho familias y tres subórdenes.</span><br><span class="r_sub"><i>Gabriel A Villegas-Guzmán<span id="ma_3" style="display:none">, Tila M Pérez, Pedro Reyes-Castillo</span>   <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_3')">+2 more</a></small></i></span><br><small><a href="https://doaj.org/article/69388cb928b6485395f4e8fbe97e22b3" target="_blank" rel="nofollow" title="doaj.org/article/69388cb928b6485395f4e8fbe97e22b3">doaj</a> </small>   <br></div><div class="r"><p class="r_title"><a href="https://doi.org/10.1186/s13002-021-00483-8" target="_blank" rel="nofollow">The Primate Cultural Significance Index: applications with Popoluca Indigenous people at Los Tuxtlas Biosphere Reserve.</a> <b><a href="https://europepmc.org/backend/ptpmcrender.fcgi?accid=PMC8502360&blobtype=pdf" target="_blank" rel="nofollow">[PDF]</a></b> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>J Ethnobiol Ethnomed</i>, 2021 </span><br><span class="r_sub"><i>Pinto-Marroquin M<span id="ma_4" style="display:none">, Aristizabal JF, García-Del Valle Y, Ruan-Soto F, Serio-Silva JC.</span>   <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_4')">+4 more</a></small></i></span><br><small><a href="https://europepmc.org/article/MED/34627320#free-full-text" target="_blank" rel="nofollow" title="europepmc.org/article/MED/34627320#free-full-text">europepmc</a> </small>   <div id="more_4" style="display:none"><a href="/sci_redir.php?doi=10.1186%2Fs13002-021-00483-8" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="javascript:navigator.clipboard.writeText('10.1186/s13002-021-00483-8'); alert('Copied the doi');">copy doi</a> <small>(10.1186/s13002-021-00483-8)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_4')">+1 more source</a></small><br></div><div class="r"><p class="r_title"><a href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&pid=S0034-77442007000200033" target="_blank" rel="nofollow">Desplazamientos de la iguana verde, Iguana iguana (Squamata: Iguanidae) durante la estación seca en La Palma, Veracruz, México</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Revista de Biología Tropical</i>, 2007 </span><br><span class="r_content">Usamos radiotransmisores para determinar los desplazamientos de la iguana verde (Iguana iguana) en el periodo de anidación (febrero-julio) en La Palma, Los Tuxtlas, Veracruz, México (18°33’ N, 95°03’ W).</span><br><span class="r_sub"><i>Jorge E Morales-Mávil<span id="ma_5" style="display:none">, Richard C Vogt, Héctor Gadsden-Esparza</span>   <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_5')">+2 more</a></small></i></span><br><small><a href="https://doaj.org/article/96bec858164e439ba6e35cbbc78b574b" target="_blank" rel="nofollow" title="doaj.org/article/96bec858164e439ba6e35cbbc78b574b">doaj</a> </small>   <br></div><div class="r"><p class="r_title"><a href="https://doi.org/10.19136/era.a4n7.393" target="_blank" rel="nofollow">PRIMER REGISTRO DE Biomphalaria helophila (ORBIGNY, 1835) (PULMONATA: PLANORBIDAE) EN LOS TUXTLAS, VERACRUZ, MEXICO)</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Ecosistemas y Recursos Agropecuarios</i>, 2014 </span><br><span class="r_content"> Se registra por primera vez, la presencia de Biomphalaria helophila en México, para Laguna Escondida y el Zacatal, en el sureste del estado de Veracruz, en la región denominada "Los Tuxtlas". Para obtener el articulo completo pueden contactar al Editor </span><br><span class="r_sub"><i>Luis José Rangel Ruiz</i></span><br><small><a href="https://doaj.org/article/1c4b1ce118e14165bf33dfd442bdaf65" target="_blank" rel="nofollow" title="doaj.org/article/1c4b1ce118e14165bf33dfd442bdaf65">doaj</a> </small>   <div id="more_6" style="display:none"><a href="/sci_redir.php?doi=10.19136%2Fera.a4n7.393" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="javascript:navigator.clipboard.writeText('10.19136/era.a4n7.393'); alert('Copied the doi');">copy doi</a> <small>(10.19136/era.a4n7.393)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_6')">+1 more source</a></small><br></div><div class="r"><p class="r_title"><a href="https://doi.org/10.5209/aguc.79345" target="_blank" rel="nofollow">Problemática de la gestión de las Áreas Naturales Protegidas de México: un análisis en las Reservas de la Biosfera de los Tuxtlas y los Petenes</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: diamond" title="open access: diamond" width="16" height="16">, 2021 </span><br><span class="r_sub"><i>Christoph Neger<span id="ma_7" style="display:none">, José Manuel Crespo Guerrero</span>   <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_7')">+1 more</a></small></i></span><br><small><a href="https://openalex.org/W4200567326" target="_blank" rel="nofollow" title="openalex.org/W4200567326">openalex</a> </small>   <div id="more_7" style="display:none"><a href="/sci_redir.php?doi=10.5209%2Faguc.79345" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="https://revistas.ucm.es/index.php/AGUC/article/download/79345/4564456559151" target="_blank" rel="nofollow" title="revistas.ucm.es/index.php/AGUC/article/download/79345/4564456559151">revistas.ucm.es</a><br> <a href="javascript:navigator.clipboard.writeText('10.5209/aguc.79345'); alert('Copied the doi');">copy doi</a> <small>(10.5209/aguc.79345)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_7')">+2 more sources</a></small><br></div><div class="r"><p class="r_title"><a href="https://doi.org/10.25145/j.pasos.2011.09.033" target="_blank" rel="nofollow">Migración y ecoturismo en la Reserva de la Biosfera de Los Tuxtlas (México)</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>PASOS Revista de Turismo y Patrimonio Cultural</i>, 2011 </span><br><span class="r_content"> Ante el deterioro de los recursos naturales, en 1988 es declarada la Reserva de la Biosfera de los Tuxtlas (RBT) en Veracruz, México, la cual incluye municipios con alto índice de pobreza donde los pobladores al restringir su actividad agropecuaria han ...</span><br><span class="r_sub"><i>Ángeles Piñar Álvarez<span id="ma_8" style="display:none">, Martha Elena Nava Tablada, Diana Karina Viñas Oliva</span>   <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_8')">+2 more</a></small></i></span><br><small><a href="https://doaj.org/article/89a299608857493a8f68f0d30117b32b" target="_blank" rel="nofollow" title="doaj.org/article/89a299608857493a8f68f0d30117b32b">doaj</a> </small>   <div id="more_8" style="display:none"><a href="/sci_redir.php?doi=10.25145%2Fj.pasos.2011.09.033" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="javascript:navigator.clipboard.writeText('10.25145/j.pasos.2011.09.033'); alert('Copied the doi');">copy doi</a> <small>(10.25145/j.pasos.2011.09.033)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_8')">+1 more source</a></small><br></div><div class="r"><p class="r_title"><a href="https://doi.org/10.17129/botsci.1469" target="_blank" rel="nofollow">Ecología de las poblaciones de plantas en una selva húmeda de México</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Botan‪ical Sciences</i>, 1995 </span><br><span class="r_content">Se presenta una revisión y análisis de los estudios de ecología de poblaciones de plantas realizados en selvas húmedas de México, particularmente en la Estación de Biología Tropical Los Tuxtlas (UNAM); se abordan los siguientes temas: (i) patrones ...</span><br><span class="r_sub"><i>Miguel Martínez-Ramos<span id="ma_9" style="display:none">, Elena Álvarez-Buylla</span>   <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_9')">+1 more</a></small></i></span><br><small><a href="https://doaj.org/article/2c3661e219b54656b1b0d5a3513435b2" target="_blank" rel="nofollow" title="doaj.org/article/2c3661e219b54656b1b0d5a3513435b2">doaj</a> </small>   <div id="more_9" style="display:none"><a href="/sci_redir.php?doi=10.17129%2Fbotsci.1469" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="javascript:navigator.clipboard.writeText('10.17129/botsci.1469'); alert('Copied the doi');">copy doi</a> <small>(10.17129/botsci.1469)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_9')">+1 more source</a></small><br></div><div class="r"><p class="r_title"><a href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&pid=S0034-77442006000200013" target="_blank" rel="nofollow">Pasture trees in tropical México: the effect of soil nutrients on seedling growth</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Revista de Biología Tropical</i>, 2006 </span><br><span class="r_content">Environment and seedling community under isolated trees in pastures are different from those in the open pasture. The effect of the pasture trees on the soil nutrients and on the seedling growth were investigated.</span><br><span class="r_sub"><i>José Luis Martínez-Sánchez</i></span><br><small><a href="https://doaj.org/article/fbb5f85f29db40708df5c174335089ff" target="_blank" rel="nofollow" title="doaj.org/article/fbb5f85f29db40708df5c174335089ff">doaj</a> </small>   <br></div><div class="r"><div style="margin-bottom:2px;overflow:hidden"><div style="display: inline-block; float: left; font-size: small; padding-right: 16px; margin-top: -1px; padding-bottom: 1px;"><a href="/q-humanities/" class="suggestion"onclick="show_loader();"><b>humanities</b></a><br/><a href="/q-biology/" class="suggestion"onclick="show_loader();"><b>biology</b></a><br/><a href="/q-art/" class="suggestion"onclick="show_loader();"><b>art</b></a><br/></div><div style="display: inline-block; float: left; font-size: small; padding-right: 16px; margin-top: -1px; padding-bottom: 1px;"><a href="/q-ecology/" class="suggestion"onclick="show_loader();"><b>ecology</b></a><br/><a href="/q-15._life_on_land/" class="suggestion"onclick="show_loader();"><b>15. life on land</b></a><br/><a href="/q-botany/" class="suggestion"onclick="show_loader();"><b>botany</b></a><br/></div><div style="display: inline-block; float: left; font-size: small; padding-right: 16px; margin-top: -1px; padding-bottom: 1px;"><a href="/q-m%C3%A9xico/" class="suggestion"onclick="show_loader();"><b>méxico</b></a><br/><a href="/q-political_science/" class="suggestion"onclick="show_loader();"><b>political science</b></a><br/><a href="/q-forestry/" class="suggestion"onclick="show_loader();"><b>forestry</b></a><br/></div></div></div><div class="pagenav"><a href="/q-los_tuxtlas/p-6/" rel="nofollow"><b>previous</b></a>   <a href="/q-los_tuxtlas/p-5/" rel="nofollow">5</a>  <a href="/q-los_tuxtlas/p-6/" rel="nofollow">6</a>  <b>7</b>  <a href="/q-los_tuxtlas/p-8/" rel="nofollow">8</a>  <a href="/q-los_tuxtlas/p-9/" rel="nofollow">9</a>   <a href="/q-los_tuxtlas/p-8/" id="next" rel="nofollow"><b>next</b></a> </div><br></div> </div> <script>document.getElementById('loadingGif').style.display='none';</script><div style="width: 100%; height: 40px; bottom: 0px; background-color: #f5f5f5;"><div style="padding-left: 15px; padding-top: 10px"> <a href="/" rel="nofollow">Home</a> - <a href="/page-about/" rel="nofollow">About</a> - <a href="/page-disclaimer/" rel="nofollow">Disclaimer</a> - <a href="/page-privacy/" rel="nofollow">Privacy</a> </div></div> <link rel="stylesheet" href="//ajax.googleapis.com/ajax/libs/jqueryui/1.11.4/themes/smoothness/jquery-ui.min.css"/> </body> </html>