Mensaje de error

  • Deprecated function: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated en check_plain() (línea 1858 de /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: Optional parameter $type declared before required parameter $key is implicitly treated as a required parameter in include_once() (line 1389 of /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: Return type of DateObject::__wakeup() should either be compatible with DateTime::__wakeup(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in include_once() (line 143 of /var/www/espacios/repo/sites/all/modules/date/date_api/date_api.module).
  • Deprecated function: Return type of DateObject::format($format, $force = false) should either be compatible with DateTime::format(string $format): string, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in include_once() (line 143 of /var/www/espacios/repo/sites/all/modules/date/date_api/date_api.module).
  • Deprecated function: Return type of DateObject::setTimezone($tz, $force = false) should either be compatible with DateTime::setTimezone(DateTimeZone $timezone): DateTime, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in include_once() (line 143 of /var/www/espacios/repo/sites/all/modules/date/date_api/date_api.module).
  • Deprecated function: Optional parameter $input declared before required parameter $form_state is implicitly treated as a required parameter in include_once() (line 1389 of /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: Optional parameter $rrule declared before required parameter $item is implicitly treated as a required parameter in include_once() (line 1389 of /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: Optional parameter $rrule_values declared before required parameter $item is implicitly treated as a required parameter in include_once() (line 1389 of /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: Optional parameter $data declared before required parameter $name is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $data declared before required parameter $name is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $file declared before required parameter $entity_type is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $account declared before required parameter $entity_type is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $entity declared before required parameter $entity_type is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $account declared before required parameter $entity_type is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $values declared before required parameter $entity_type is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $view_mode declared before required parameter $entity_type is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $langcode declared before required parameter $entity_type is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $text declared before required parameter $format is implicitly treated as a required parameter in include_once() (line 1389 of /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: Optional parameter $terms declared before required parameter $node is implicitly treated as a required parameter en include_once() (línea 1389 de /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: Optional parameter $args declared before required parameter $node is implicitly treated as a required parameter en include_once() (línea 1389 de /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: strlen(): Passing null to parameter #1 ($string) of type string is deprecated en drupal_random_bytes() (línea 2268 de /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: rtrim(): Passing null to parameter #1 ($string) of type string is deprecated en url() (línea 2349 de /var/www/espacios/repo/includes/common.inc).
  • Deprecated function: Optional parameter $userid declared before required parameter $context is implicitly treated as a required parameter en require_once() (línea 525 de /var/www/espacios/repo/includes/menu.inc).
  • Deprecated function: Optional parameter $terms declared before required parameter $context is implicitly treated as a required parameter en require_once() (línea 525 de /var/www/espacios/repo/includes/menu.inc).
  • Deprecated function: Optional parameter $batch declared before required parameter $context is implicitly treated as a required parameter en require_once() (línea 525 de /var/www/espacios/repo/includes/menu.inc).
  • Deprecated function: Optional parameter $session_id declared before required parameter $context is implicitly treated as a required parameter en require_once() (línea 525 de /var/www/espacios/repo/includes/menu.inc).
  • Deprecated function: Optional parameter $type declared before required parameter $key is implicitly treated as a required parameter in include_once() (line 1389 of /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: Return type of DateObject::__wakeup() should either be compatible with DateTime::__wakeup(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in include_once() (line 143 of /var/www/espacios/repo/sites/all/modules/date/date_api/date_api.module).
  • Deprecated function: Return type of DateObject::format($format, $force = false) should either be compatible with DateTime::format(string $format): string, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in include_once() (line 143 of /var/www/espacios/repo/sites/all/modules/date/date_api/date_api.module).
  • Deprecated function: Return type of DateObject::setTimezone($tz, $force = false) should either be compatible with DateTime::setTimezone(DateTimeZone $timezone): DateTime, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in include_once() (line 143 of /var/www/espacios/repo/sites/all/modules/date/date_api/date_api.module).
  • Deprecated function: Optional parameter $input declared before required parameter $form_state is implicitly treated as a required parameter in include_once() (line 1389 of /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: Optional parameter $rrule declared before required parameter $item is implicitly treated as a required parameter in include_once() (line 1389 of /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: Optional parameter $rrule_values declared before required parameter $item is implicitly treated as a required parameter in include_once() (line 1389 of /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: Optional parameter $data declared before required parameter $name is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $data declared before required parameter $name is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $file declared before required parameter $entity_type is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $account declared before required parameter $entity_type is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $entity declared before required parameter $entity_type is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $account declared before required parameter $entity_type is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $values declared before required parameter $entity_type is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $view_mode declared before required parameter $entity_type is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $langcode declared before required parameter $entity_type is implicitly treated as a required parameter in require_once() (line 341 of /var/www/espacios/repo/includes/module.inc).
  • Deprecated function: Optional parameter $text declared before required parameter $format is implicitly treated as a required parameter in include_once() (line 1389 of /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: Optional parameter $terms declared before required parameter $node is implicitly treated as a required parameter en include_once() (línea 1389 de /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: Optional parameter $args declared before required parameter $node is implicitly treated as a required parameter en include_once() (línea 1389 de /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: strlen(): Passing null to parameter #1 ($string) of type string is deprecated en drupal_random_bytes() (línea 2268 de /var/www/espacios/repo/includes/bootstrap.inc).
  • Deprecated function: rtrim(): Passing null to parameter #1 ($string) of type string is deprecated en url() (línea 2349 de /var/www/espacios/repo/includes/common.inc).
  • Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated en csl_rendering_element->render() (línea 342 de /var/www/espacios/repo/sites/all/modules/biblio/modules/CiteProc/CSL.inc).
  • Deprecated function: strlen(): Passing null to parameter #1 ($string) of type string is deprecated en _filter_url_trim() (línea 1664 de /var/www/espacios/repo/modules/filter/filter.module).
  • Deprecated function: strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated en url_is_external() (línea 2393 de /var/www/espacios/repo/includes/common.inc).
  • Deprecated function: str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated en url_is_external() (línea 2395 de /var/www/espacios/repo/includes/common.inc).
  • Deprecated function: ltrim(): Passing null to parameter #1 ($string) of type string is deprecated en url() (línea 2311 de /var/www/espacios/repo/includes/common.inc).

Monitoreo ictiológico, limnológica, pesquero y sanitario del lago de Zapotlán periodo 2010-2011.

TítuloMonitoreo ictiológico, limnológica, pesquero y sanitario del lago de Zapotlán periodo 2010-2011.
Tipo de publicaciónMemorias de congreso
Year of Publication2011
AutoresMichel, JG, Hernández, TMC, Rocha, G, Estrada, PL, Olivares, AH, Aguilar, GOA, Santamaria, PT, Iñiguez, AL
Volumen1
EditionPrimera Edición
PublisherAcademia Nacional de Ciencias Ambientales A.C. Universidad Autónoma de Querétaro Facultad de Química Centro de Estudios Académicos sobre Contaminación Ambiental X Congreso internacional y XVI Congreso nacional de ciencias ambientales 17 a 19 de agosto, 20
Place PublishedCentro de congreso Querétaro
ISBN Number978-607-7740-93-3
Resumen
Una prioridad para este milenio, es proteger, conservar, aprovechar y manejar sustentablemente los humedales, mediante actividades productivas como la pesca, ya que contribuyen generando fuentes de alimento y empleo (2), por ello en el Lago de Zapotlán se han comenzado a impulsar diferentes investigaciones en el aspecto ictiológico, limnológico, pesquero y sanitario, mismas que se han fortalecido con la Protección, conservación y manejo del ecosísterna'".
Citation Key58
Temática: 
Laguna de Zapotlán
Imagen: