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    Explore an underground world

    Learn about what’s going in soil and why.

    Understand soil properties and processes

    The Soil attributes section contains information on different topics within soil biology, physics or chemistry. Pages within these topics present an overview of the current state of knowledge, explain the principles and properties of different soil attributes, and highlight insights from research and resources like case studies. Resources are suggested throughout these Pages.

    • View all soil attributes
    • Soil biological attributes
    • Soil organic matter
    • Soil biological fertility
    • Soil biology – pests and disease
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    • Soil physical attributes
    • Gravel soil
    • Soil stability
    • Soil compaction
    • Soil erosion
    • Soil water
    • Soil water repellence
    • Waterlogging
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    • Soil chemical attributes
    • Soil pH
    • Soil acidity
    • Sodic and alkaline soil
    • Soil salinity
    • Soil fertility
    • Nitrogen
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    • Sulfur
    • Trace nutrients
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    • Soil and water pollutants
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  • Soil management

    Looking after soil for long-term sustainability

    Protecting and conserving a critical resource.

    Discover and apply best practice soil management

    Soil management focuses on practical advice and guidelines to improve soil management. This information discusses how soil management integrates into different farming systems and considers different options that may be available to improve soil quality. Resources are linked throughout Soil Management pages.

    • View all Soil management
    • Controlled traffic farming
    • Strategic tillage
    • Soil amendments
    • Agricultural lime
    • Fertiliser
  • Soil analysis & testing

    Dig deeper with analytical insights and data

    Support better decision making and create value with soil monitoring and testing.

    Learn how soil testing and monitoring can unlock potential

    Soil analysis & testing provides information on how soil attributes and properties are measured and tested, as well as guidance on how to analyse and interpret soil test results and set up soil sampling and monitoring.

    • View all Soil analysis and testing
    • Soil sampling
    • Soil groups
    • Testing soil colour
    • Testing soil texture
    • Testing soil structure
    • Testing soil nutrients
    • Identifying soil constraints
    • Measuring soil organic carbon
    • Understanding trial results and on-farm experimentation
  • Resources

    Curated collection of high-quality, evidence-based soil information

    The knowledge you need, all in one place.

    Explore our collection of videos, case studies, fact sheets, tools, journal articles, links and more.

    The Resources section lets user explore and access a curated selection of additional resources for soil information and management. These Resources can be searched, and filtered by topic(s), format, date, and organisation so you can find what you’re looking for, or discover something new.

    • Videos
    • Case studies
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  • Soil chemical attributes
  • Soil acidity

Soil acidity

Learn more
Case study

Physical and chemical properties of soil types used for crop production in the south-west of Western Australia

Soil analysis and testing

Understanding how physical and chemical soil properties vary at depth in different soil types can inform management decisions.

Case study

Common soil constraint scenarios and their management options

Soil management

A panel of experienced consultants give their insights and suggest management on a range of example profiles from across...

Report or other publication

Soil Testing and Interpretation for Vegetable Crops

Testing soil nutrients
Report or other publication

The interaction between soil pH and phosphorus fertilizer is dynamic

Soil analysis and testing
Report or other publication

Understanding soil analysis data

Testing soil nutrients

The aim of this Department of Primary Industries and Regional Development report is to help people who are interested...

Tool or calculator

Lime comparison calculator

Agricultural lime

A web-based tool for comparing lime sources is available on soilquality.org.au.

Tool or calculator

iLime

Agricultural lime

iLime compares liming strategies on your paddock to plan a long-term strategy developed by the Department of Primary Industries...

Report or other publication

Soil amelioration in Western Australia

Soil amelioration
Report or other publication

Improving the Effectiveness of Soil Amelioration by Optimising Soil Machine Interaction

Soil amelioration
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  • Home
  • About
  • Soil attributes
    • View all soil attributes
    • Soil biological attributes
      • Soil organic matter
      • Soil biological fertility
      • Soil biology – pests and disease
      • View all
    • Soil physical attributes
      • Gravel soil
      • Soil stability
      • Soil compaction
      • Soil erosion
      • Soil water
      • Soil water repellence
      • Waterlogging
      • View all
    • Soil chemical attributes
      • Soil pH
      • Soil acidity
      • Sodic and alkaline soil
      • Soil salinity
      • Soil fertility
      • Nitrogen
      • Phosphorus
      • Potassium
      • Sulfur
      • Trace nutrients
      • Recycled nutrients
      • Cation exchange capacity
      • Soil and water pollutants
      • View all
  • Soil management
    • View all Soil management
    • Controlled traffic farming
    • Strategic tillage
    • Soil amendments
    • Agricultural lime
    • Fertiliser
  • Soil analysis & testing
    • View all Soil analysis and testing
    • Soil sampling
    • Soil groups
    • Testing soil colour
    • Testing soil texture
    • Testing soil structure
    • Testing soil nutrients
    • Identifying soil constraints
    • Measuring soil organic carbon
    • Understanding trial results and on-farm experimentation
  • Resources
    • Videos
    • Case studies
    • Fact sheets
    • Reports
    • Journal articles
    • Tools
    • External links
    • Books
    • Ebooks
    • View all
  • Home
  • About
  • Soil attributes
    • View all soil attributes
    • Soil biological attributes
      • Soil organic matter
      • Soil biological fertility
      • Soil biology – pests and disease
      • View all
    • Soil physical attributes
      • Gravel soil
      • Soil stability
      • Soil compaction
      • Soil erosion
      • Soil water
      • Soil water repellence
      • Waterlogging
      • View all
    • Soil chemical attributes
      • Soil pH
      • Soil acidity
      • Sodic and alkaline soil
      • Soil salinity
      • Soil fertility
      • Nitrogen
      • Phosphorus
      • Potassium
      • Sulfur
      • Trace nutrients
      • Recycled nutrients
      • Cation exchange capacity
      • Soil and water pollutants
      • View all
  • Soil management
    • View all Soil management
    • Controlled traffic farming
    • Strategic tillage
    • Soil amendments
    • Agricultural lime
    • Fertiliser
  • Soil analysis & testing
    • View all Soil analysis and testing
    • Soil sampling
    • Soil groups
    • Testing soil colour
    • Testing soil texture
    • Testing soil structure
    • Testing soil nutrients
    • Identifying soil constraints
    • Measuring soil organic carbon
    • Understanding trial results and on-farm experimentation
  • Resources
    • Videos
    • Case studies
    • Fact sheets
    • Reports
    • Journal articles
    • Tools
    • External links
    • Books
    • Ebooks
    • View all