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Tagged: potatoes

Blight control – To spray or not to spray?

For many it’s been a reatively low-pressure few months for blight. CPM looks at a new decision-support system that can provide guidance on spray intervals. We generally err on the side of caution when blight pressure is low. By Rob Jones Agrovista’s blight-monitoring service is finding favour with a North Yorks grower, who’s trialling the […]

Blight control – Rise of a new blight threat

It’s recently been confirmed that new blight strain 37_A2 is fluazinam-resistant. CPM looks at the implications on tuber blight control strategies. 37_A2­ has shown no insensitivity to other actives. By Lucy de la Pasture Last year, a new blight strain was detected in the UK – 37_A2 (Dark Green). It was found in five outbreaks […]

Potato agronomy – More than meets the eye

  Spotting problems in potato fields often happens late in the day. CPM learns how using an eye-in-the-sky is being used to improve crop monitoring and performance. Our role as agronomists will change. By Rob Jones Diseased potatoes are fickle. It’s not uncommon for small areas of infection to remain hidden until late into the […]

Potato desiccation – Burning question over diquat

Many growers are diquat-dependent at burn down. CPM gathers opinion from those looking at the alternatives. Based on diquat’s track record of five decades of safe use, concerns are unfounded. By Lucy de la Pasture A question-mark hangs over the future of diquat, though the truth is no one really knows what the regulators will […]

Blight control – Fertiliser with benefits

  Can a fertiliser be a fungicide’s best friend? CPM gets the gen on a nutritional product which appears to bring benefits to the blight programme. It makes sense to use with blight fungicides to enhance the control of the disease. By Lucy de la Pasture It’s a question many growers and agronomists have been […]

Potato weed control – Life after linuron

Potato growers received an unwelcome, if not entirely unexpected, Valentine’s day present from CRD in Feb – the issue of a withdrawal notice for linuron. CPM investigates the alternatives. There’s no ‘one-size-fits-all’ herbicide strategy. By Lucy de la Pasture The writing has been on the wall for linuron for a while, but for many growers […]