AGGREGATE: NEWS & EVENTS
K responses on loamy soils: An emerging issue for grain crops
This GRDC Update Paper discusses how yield responses to K fertiliser are now demonstrated on loamy soil due to run down in soil K levels.
This GRDC Update Paper by Richard Bell, Craig Scanlan, James Easton, Tim Boyes and Qifu Ma discusses how yield responses are now demonstrated on loamy soils due to run down in soil K levels. Soil test K levels required to avoid deficiency on loamy soils appear to be higher than those used for sands and sandy duplex soils.
Aggregate: News & Events
MORE STORIES

Soil ecologist’s step into national soil innovation
Dr Ramesha H Jayaramaiah’s new project role will give him more opportunities to connect lab knowledge with practical agricultural systems.

Research spotlights soil fauna’s role in nutrient cycling
A review led by Dr Ramesha Jayaramaiah provides new insights into how soil fauna may help regulate nitrogen cycling and support more sustainable agricultural systems.

EasyDiesel tool calculates deep ripping decisions
The Department of Primary Industries and Regional Development (DPIRD) has released a tool for farmers to calculate the ongoing viability of their ripping program using current fuel prices.

Register now for the 2026 Soil Science Australia National Conference
Western Australia is hosting the conference on Whadjuk Noongar Boodja in Boorloo (Perth) from November 1-5, 2026.
Tagged craig scanlan, crop nutrition, dpird, grdc, murdoch, npk, potassium, richard bell, summit, wheat