New Phoma Forecast

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There is a new forecast for Phoma leaf spot timing on oilseed rape which can be viewed below.

http://resources.rothamsted.ac...

This information is critical at this time of year for deciding an autumn fungicide spraying regime. More information on this disease can be found here: Phoma stem canker of oilseed rape

This forecast has been produced with data and input from Croprotect and Rothamsted expert Jon West.