Amelioration fallow lifts subsoil pH and yields on acidic, compacted soils

This soil amelioration case study takes us to Tony Murfit's property at South Burracoppin, Western Australia.

Topsoil inclusion lifts water use efficiency and yield in compacted sands

This soil amelioration case study takes us to Brad and Narelle Smith's property at Geraldton, Western Australia.

Identify toxic subsoils before embarking on clay delving

This soil amelioration case study takes us to Mic and Marnie Fels' property at Wittenoom Hills, 50 km north...

Addressing soil acidity, water repellence, and compaction with liming and clay delving

This soil amelioration case study takes us to Trevor and Renae Syme's property at Bolgart, north of Toodyay, Western...

Strategic soil inversion reduces soil water repellence of forest gravels

This soil amelioration case study takes us to Ben and Emily Webb's property at Qualeup, Western Australia.

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Estimating maintenance lime rates

Research summary developed from Gaus Azam and Chris Gazey, DPIRD (2023)

Benefits of improved crop root development in ameliorated soils

Research summary developed from Gaus Azam, Kanch Wickramarachchi, Craig Scanlan (DPIRD) and Yinglong Chen (UWA) (2025)

Shallow incorporation of lime in the low rainfall region

Research summary developed from Gaus Azam and Chris Gazey, DPIRD (2023)