Graham Potter kneeling in a field with sprayer in the backgroundGraham Potter © Jim Varney
It is not just variable-rate growth regulators growing in popularity with farmers looking to better target inputs – altering the depth of cultivations is also being touted as the next step in precision farming. Graham Potter, who farms near Thirsk, North Yorkshire, is pioneering the use of variable-depth subsoiling across his 200ha of cropping.  With about 20 different soil types, ranging from sands to heavy clay, Mr Potter believes variable cultivation depth is a logical next step for his RTK-based […]
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