Revista Ciencia

Tipos y características del suelo

Por Cibergarden
Se clasifican en dos tipos:

Por funcionalidad:


  • Suelos arenosos: No retienen el agua, tienen muy poca materia orgánica y no son aptos para la agricultura, ya que por eso son tan coherentes.
  • Suelos calizos: Tienen abundancia de sales calcáreas, son de color blanco, secos y áridos, y no son buenos para la agricultura.
  • Suelos humíferos (tierra negra): Tienen abundante materia orgánica en descomposición, de color oscuro, retienen bien el agua y son excelentes para el cultivo.
  • Suelos arcillosos: Están formados por granos finos de color amarillento y retienen el agua formando charcos. Si se mezclan con humus pueden ser buenos para cultivar.
  • Suelos pedregosos: Formados por rocas de todos los tamaños, no retienen el agua y no son buenos para el cultivo.
  • Suelos mixtos: Tiene características intermedias entre los suelos arenosos y los suelos arcillosos.
  • Suelos calcáreos: Es el suelo compuesto en su mayor parte por cal en estos tipos de suelo difícilmente crece vegetación.

Por características físicas:

  • Litosoles: Se considera un tipo de suelo que aparece en escarpas y afloramientos rocosos, su espesor es menor a 10 cm y sostiene una vegetación baja, se conoce también como leptosales que viene del griego leptos que significa delgado.
  • Cambisoles: Son suelos jóvenes con proceso inicial de acumulación de arcilla. Se divide en vértigos, gleycos, eutrícos y crómicos
  • .Luvisoles: Presentan un horizonte de acumulación de arcilla con saturación superior al 50%.
  • Acrisoles: Presentan un marcado horizonte de acumulación de arcilla y bajo saturación de bases al 50%.
  • Gleysoles: Presentan agua en forma permanente o semipermanente con fluctuaciones de nivel freático en los primeros 50 cm.
  • Fluvisoles: Son suelos jóvenes formados por depósitos fluviales, la mayoría son ricos en calcio.
  • Rendzina: Presenta un horizonte de aproximadamente 50 cm de profundidad. Es un suelo rico en materia orgánica sobre roca caliza.
  • Vertisoles: Son suelos arcillosos de color negro, presentan procesos de contracción y expansión, se localizan en superficies de poca pendiente y cercanos escurrimientos superficiales.
fuente: wikipedia.org








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