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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.
K responsive loam east beverley Update Paper
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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.
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