Mechanically flailing potato haulms to remove the majority of the bio-mass not only slows down tuber bulking, it can also speed up the desiccation process by as much as 25%.This makes it a key tool within a potato grower's depleted armoury for next season, after the use-up period for broad-spectrum herbicide diquat - the mainstay product for desiccation - ends in February 2020.
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