Potassium Archives - WA Soil Knowledge Base

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Soil attributes
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 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
- Fact sheets
- Reports
- Journal articles
- Tools
- External links
- Books
- Ebooks
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Journal article

Long-term rundown of plant-available potassium in Western Australia requires a re-evaluation of potassium management for grain production: a review

Potassium

Journal article

Comparison of soil analytical methods for estimating plant-available potassium in highly weathered soils

Potassium

Report or other publication

Soil Testing and Interpretation for Vegetable Crops

Testing soil nutrients

Soil testing for crop nutrition (Western Region)

Testing soil nutrients

Updated critical soil test values will help improve test interpretation to inform better fertiliser decisions for the GRDC Western...

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

Nutrient calculator for high rainfall pastures

Testing soil nutrients

Calculator to determine critical levels for soil phosphorus, potassium and sulfur for high rainfall pastures.

Book

Mineral Nutrition and Plant Disease, Second Edition

Book

Achieving sustainable crop nutrition

Journal article

Potassium application alleviates grain sterility and increases yield of wheat (Triticum aestivum) in frost-prone Mediterranean-type climate

Potassium