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Trials measure mapping profitability

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Trials measure mapping profitability.. Frank D'Emden (left) and Dowerin grower Andrew Todd are assisting the GRDC RCSN with trials investigating various mapping layers for variable-rate technology... The trial is looking at the use of PA tools with mapping layers, such as electromagnetic induction (commonly EM38), gamma radiometrics and normalised difference vegetation indices (NDVIs), to develop more 'high-tech' VRT zone application maps...