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Crop nutrition in soils with added clay

David Hall from DAFWA says adding clays to sandy soils can add significant Potassium and Phosphorous, as well as improve the nutrient holding capacity of the soil.  Recorded at the National Soil Science conference at the Melbourne Cricket Ground, November 2014.

Further information

Proceedings of the Soil Science Australia National Soil Science Conference:

Long term effects of claying on water repellence and crop nutrition

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