Optimising fertiliser application – what level of precision can we achieve?
This paper assesses the influence of recent changes in fertiliser and grain prices on economically optimum N, P and K fertiliser rates.
GroundCover: Loamy soils’ potassium status under review
A spotlight is being trained on the potassium status of loamy soils in Western Australia, as these soils have flown under the radar for potassium research in recent decades.
GRDC Podcast: The importance of potassium with Dr Richard Bell
In a recent GRDC Communities Crop Nutrition podcast, Dr Richard Bell from Murdoch University explained the importance of potassium (K) for optimal plant growth and reducing the effects of stressors such as drought, frost and salinity.