AGGREGATE: NEWS & EVENTS
Optimising fertiliser application – what level of precision can we achieve?
This Research Update paper by Craig Scanlan, Raj Malik, James Easton, Mark Gherardi, Zed Rengel, Richard Bell, Gustavo Boitt and Qifu Ma from 22 Feb 2022 explores the impact of recent changes in fertiliser and grain prices on economically optimum N, P and K fertiliser rates, and aims to quantify the range of rates that fall within the 90% confidence interval of the economically optimum rate.
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Residues of previous findings in new research
Preliminary findings of a replicated experiment led by DPIRD Research Scientist Dr Bidhyut Banik have parallels with nitrous oxide research conducted by UWA Associate Professor Louise Barton over the last 15 years.

The transient problem that won’t go away
DPIRD Senior Principal Research Scientist Dr Ed Barrett-Lennard is worried that salinity, which affects around six million hectares of the eastern Wheatbelt, isn’t being talked about enough.

Beyond lime: getting micronutrients right as soil pH changes
Murdoch University’s Dr Tona Sanchez-Palacios says farmers could find themselves navigating micronutrient deficiency in response to otherwise successful liming programs.

Practical podcasts for managing soil constraints
Explore our curated podcast playlists featuring leading researchers, advisers and farmers. With a focus on Western Australian soils and agricultural systems, alongside relevant insights from interstate experts.