Resultados de búsqueda - (actor OR (autor OR (((factos OR facto) OR (actor OR (factorrs OR ffacesrrs))) OR fact)))*

  1. 2121
  2. 2122
  3. 2123

    Estudio geobiológico de la formación La Virgen y sus facies transicionales en los Potreros de Menchaca y La Virgen, Coahuila. por Gutiérrez Alejandro, Alejandra Guadalupe

    Publicado 2018
    “…Even when this formation was identified and described more tan 50 years ago in pioneer geological studies in northeastern Mexico, and the fact that it is a well-exposed sedimentary unit outcropping in several localities in Coahuila and Chihuahua, the Virgen Formation has remained scarcely studied, especially under a biosedimentological perspective. …”
    Enlace del recurso
    Tesis
  4. 2124

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

    Publicado 2006
    “…Several aspects have hindered the successful reproduction of adult alligator gar, such as their short natural reproductive season, restricted to only a week per year, the mean age of the breeders, estimated in 15 years, the fact that females cannot be cannulated to determine their sexual maturity and first and foremost because of the impossibility to distinguish males from females, which prevents the establishment of an adequate sex proportion required for optimal fertilization. …”
    Enlace del recurso
    Tesis
  5. 2125

    Estudio geobiológico de la formación La Virgen y sus facies transicionales en los Potreros de Menchaca y La Virgen, Coahuila. por Gutiérrez Alejandro, Alejandra Guadalupe

    Publicado 2018
    “…Even when this formation was identified and described more tan 50 years ago in pioneer geological studies in northeastern Mexico, and the fact that it is a well-exposed sedimentary unit outcropping in several localities in Coahuila and Chihuahua, the Virgen Formation has remained scarcely studied, especially under a biosedimentological perspective. …”
    Enlace del recurso
    Tesis
  6. 2126

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

    Publicado 2006
    “…Several aspects have hindered the successful reproduction of adult alligator gar, such as their short natural reproductive season, restricted to only a week per year, the mean age of the breeders, estimated in 15 years, the fact that females cannot be cannulated to determine their sexual maturity and first and foremost because of the impossibility to distinguish males from females, which prevents the establishment of an adequate sex proportion required for optimal fertilization. …”
    Enlace del recurso
    Tesis
  7. 2127
  8. 2128
  9. 2129
  10. 2130
  11. 2131
  12. 2132
  13. 2133
  14. 2134
  15. 2135
  16. 2136
  17. 2137
  18. 2138
  19. 2139
  20. 2140

Herramientas de búsqueda: