Potato Council grower collaboration trials at Castle Howard in Yorkshire last season produced a bewildering set of data on the impact of different cultivation techniques. The report paints a complex picture but its author has also been able to draw some straightforward conclusions.Once a soil has been saturated it is very difficult to return it to a friable state without cultivation, writes Matthew Smallwood, and different strategies can have a marked impact on crop growth and yield. Soil treatments at Slingsby Bank near Malton were split into three categories, primary and secondary cultivations and final bed preparation.
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