Split Oilseed rape treatment advised

Given this year’s early phoma pressure Bayer’s Alison Daniels advocated a split Proline (prothioconazole) treatment to get on top of extended autumn infection.

ADAS trials comparing it with other fungicides showed it was “setting a new standard for control”.

“The timing is critical,” she said. The first 0.35 litres/ha should be applied when 10-20% of plants were spotted, with the second going on four to eight weeks later.

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