Summary: An Introduction To Physical Geography And The Environment | 9780273740698 | Joseph Holden

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Read the summary and the most important questions on An Introduction to Physical Geography and the Environment | 9780273740698 | Joseph Holden

  • 1 Soil in the environment

    This is a preview. There are 1 more flashcards available for chapter 1
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  • What are soil phyiscal properties

    Properties who you can see, feel, taste and smell
  • What can you see by observing soil colour?

    You can estimate organic matter content, iron content, soil drainage and soil aeration.
  • What is the influence of soil physical properties?

    It shows how soils function in an ecosystem ad how they can be managed
  • 1.1 Physical properties of soil - Soil colour

    This is a preview. There are 1 more flashcards available for chapter 1.1
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  • What kind of colour has a soil with a high amount of organic matter

    Black or dark brown 
  • Why is colour used to determine soil?

    To determine the drianage characteristics

  • What kind of colour has well drained soil where iron is oxidezed

    Reddish or yellowish colour
  • What kind of colour has water logged soils, where the iron is reduced

    blue colour of the soil
  • What are the three catagories of the Musell colour chart?

    Hue: dominant colour (redness or yellowness), Value: degree of darkness or lightness, Chroma: purity or strength of the colour.
  • 1.1.2 Soil texture

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  • What is fine earth?

    Mineral particles in the soil which are greater than boulders (600mm) and stones (greater than 2 mm)
  • What is Cation exchange capacity

    water holding capacity
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