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Extending the rotation, using biofumigant cropping, and longer term planning are just some of the new fronts a large-scale potato grower has opened up in the all-out war he is waging on potato cyst nematode (PCN). Worth Farm manager Simon Day, who oversees operations on 2,255ha of prime arable land east of Spalding, says the introduction of integrated crop management principles alongside traditional chemical control is showing some success with declining pest numbers. PCN is an increasing problem across the […]