Functional role of soil organic matter fractions - WA Soil Knowledge Base

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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.
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Date

2018/11/22

01:29

ebook

Soil Quality: 3 Soil Organic Matter

Presenter

Daniel Murphy

Audio

courtesy Murray Catchment Management Authority Albury-Wodonga

Diagram

redrawn by Science with Style

Organisations

SoilsWest

Department of Primary Industries and Regional Development

Grains Research and Development Corporation

University of Western Australia

References

ebook Soil Quality: 3 Soil Organic Matter

Hoyle F and Murphy D (2018).

Video

Role of potassium in tolerance to stress

Potassium

01:44

Professor Richard Bell explains how potassium helps plants buffer against stress like disease and drought.

Hand with soil and worms

Soil biological fertility

Soil biological attributes

Soil organisms carry out a wide range of processes that are important for soil health and fertility.

Soil phosphorus testing: Colwell P and DGT-P

4 min read

Different soil testing methods measure different pools of phosphorus in the soil.

Soil erosion

Soil physical attributes

Wind and water erosion result in the loss of soil, nutrients and organic matter essential for plant growth

Video

A ‘systems’ approach to managing sodic and alkaline soil

Soil management

03:10

A combination of crop choice, water harvesting, gypsum application, maximising soil cover and no livestock, and then maintaining the...

Video

Processes of soil nutrient supply to plant roots

02:36

Professor Richard Bell explains how plant roots take up nutrients from the soil by diffusion, mass flow, and interception.

Nitrous oxide greenhouse gas emissions from dryland cropping soil

Soil management

5 min read

Quantifying the extent and timing of nitrous oxide emissions.

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