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  1. 621

    Control reproductivo y larvario del catan (Atractosteus spatula) por González Lázcarí, Martín

    Publicado 2006
    “…Finally, from wild captured and captive reared juveniles a new broodstock was formed. This research provides a basis for mass production of larvae for repopulation experiments and for the culture of commercial-size alligator gar…”
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    Tesis
  2. 622

    Distribución ecológica de la herpetofauna de la Sierra de Gomas, en el estado de Nuevo León. por Nevárez de los Reyes, Manuel

    Publicado 2018
    “…ABSTRACT The study area is located in the northwestern part of the State of Nuevo León and includes the Sierra de Gomas (= Sierra de Bustamante), as well as the Sierra Morena, Cerro Boludo, and the Nuevo León portion of the Sierra La Ventana. The Sierra de Gomas forms part of the Sierra Madre Oriental, in the Subprovince of the Sierras y Llanuras Coahuilenses. …”
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    Tesis
  3. 623

    Distribución ecológica de la herpetofauna de la Sierra de Gomas, en el estado de Nuevo León. por Nevárez de los Reyes, Manuel

    Publicado 2018
    “…ABSTRACT The study area is located in the northwestern part of the State of Nuevo León and includes the Sierra de Gomas (= Sierra de Bustamante), as well as the Sierra Morena, Cerro Boludo, and the Nuevo León portion of the Sierra La Ventana. The Sierra de Gomas forms part of the Sierra Madre Oriental, in the Subprovince of the Sierras y Llanuras Coahuilenses. …”
    Enlace del recurso
    Tesis
  4. 624

    Revisión y aspectos ecológicos de la familia Eulimidae Philippi 1853 (Gasterópoda) de las Costas del Pacífico Oriental Tropical y Atlántico Mexicano. por González Vallejo, Norma Emilia

    Publicado 2018
    “…Sabinella troglodytes and Nanobalcis worsfoldi are ectoparasites of the spiny pencil sea urchin Eucidaris tribuloides, the former modifies the spine by forming a gall to live inside it, and the other is a commensal of the base of the spines. …”
    Enlace del recurso
    Tesis
  5. 625

    Impacto ambiental originado por los lixiviados del relleno sanitario municipal de Linares N.L. México por Cruz Vega, Carlos Ramón

    Publicado 2008
    “…Samples were collected to be analyzed for its main components (Ca+2, Mg+2, Na+, K+, Cl-, SO4 -2 y HCO3 -/CO3 -2 in units of mg/l), metals (Al, Si, Cr, Mn, Fe, Zn, Ba, Pb y As in units of μg/l), biochemical demand of oxygen (BDO5 in units of mg/l) and bacteriological studies (in colonies formed units, CFU/100 ml). The results revealed an existence of a hydro-geochemical evolutional pattern from a composition of bicarbonate-calcium to a bicarbonate-sulfate-calcium, although two of the wells (P1 and P2), placed down stream of the sanitary landfill showed a composition that left this pattern. …”
    Enlace del recurso
    Tesis
  6. 626

    Revisión y aspectos ecológicos de la familia Eulimidae Philippi 1853 (Gasterópoda) de las Costas del Pacífico Oriental Tropical y Atlántico Mexicano. por González Vallejo, Norma Emilia

    Publicado 2018
    “…Sabinella troglodytes and Nanobalcis worsfoldi are ectoparasites of the spiny pencil sea urchin Eucidaris tribuloides, the former modifies the spine by forming a gall to live inside it, and the other is a commensal of the base of the spines. …”
    Enlace del recurso
    Tesis
  7. 627

    Impacto ambiental originado por los lixiviados del relleno sanitario municipal de Linares N.L. México por Cruz Vega, Carlos Ramón

    Publicado 2008
    “…Samples were collected to be analyzed for its main components (Ca+2, Mg+2, Na+, K+, Cl-, SO4 -2 y HCO3 -/CO3 -2 in units of mg/l), metals (Al, Si, Cr, Mn, Fe, Zn, Ba, Pb y As in units of μg/l), biochemical demand of oxygen (BDO5 in units of mg/l) and bacteriological studies (in colonies formed units, CFU/100 ml). The results revealed an existence of a hydro-geochemical evolutional pattern from a composition of bicarbonate-calcium to a bicarbonate-sulfate-calcium, although two of the wells (P1 and P2), placed down stream of the sanitary landfill showed a composition that left this pattern. …”
    Enlace del recurso
    Tesis
  8. 628
  9. 629
  10. 630

    Caracterización del yacimiento de hierro Sol y Luna, distrito minero de Concepción del Oro, Zacatecas por Castillejo Carreón, José Carlos

    Publicado 2017
    “…This deposit is located in the El Guangoche anticline, in the SE portion of Sierra de La Caja, of the Concepcion del Oro Salient, which in turn forms part of the Parras Transverse Sector of the Sierra Madre Oriental physiographic province. …”
    Enlace del recurso
    Tesis
  11. 631

    Caracterización del yacimiento de hierro Sol y Luna, distrito minero de Concepción del Oro, Zacatecas por Castillejo Carreón, José Carlos

    Publicado 2017
    “…This deposit is located in the El Guangoche anticline, in the SE portion of Sierra de La Caja, of the Concepcion del Oro Salient, which in turn forms part of the Parras Transverse Sector of the Sierra Madre Oriental physiographic province. …”
    Enlace del recurso
    Tesis
  12. 632
  13. 633

    Aislamiento y selección de cepas mutantes de Hirsutella citriformis inducidas por el agente químico: metanosulfonato de etilo (EMS). por Cruz Juárez, Georgina

    Publicado 2017
    “…When microcultures were carried out, a significant difference was found in the diameter of the conidia formed by the mutant strains 101-11, 53-10 and 51-6 with respect to the wild strain and the strain 103-9. …”
    Enlace del recurso
    Tesis
  14. 634

    Aislamiento y selección de cepas mutantes de Hirsutella citriformis inducidas por el agente químico: metanosulfonato de etilo (EMS). por Cruz Juárez, Georgina

    Publicado 2017
    “…When microcultures were carried out, a significant difference was found in the diameter of the conidia formed by the mutant strains 101-11, 53-10 and 51-6 with respect to the wild strain and the strain 103-9. …”
    Enlace del recurso
    Tesis

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