Written by Jane
Eyespot could be lurking in the base of crops, growers are warned. The combination of wet weather and cooler temperatures during March and the first part of April couldn’t favour the disease better and it is being found where you wouldn’t usually expect it. For Crop Management Partners agronomist Tristan Gibbs eyespot is something he rarely sees in the south east corner of the UK. But it can quite easily be found this season, especially in earlier drilled crops. He puts that largely down to the weather but feels variety resistance might be a factor. “Eyespot ratings appear to have fallen away over time. We only have two varieties with better scores than six – KWS Zyatt and Revelation but we have numerous fours, and LG Sundance is less. Perhaps it is a factor.” He hopes it will dry out now that warm weather is forecast but will factor it into T1 sprays. “I’ve seen the odd bit in the past but usually symptoms disappear as leaf sheaths die off during spring growth. In prothioconazole, boscalid and fluxapyroxad we have enough choice that I can build it into T1 strategies focused on septoria or septoria plus rust. Septoria remains the…
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