Disrupted spray programmes and high disease pressure means growers should use the best chemistry and ensure they hit key yield-building leaves with remaining fungicide applications. The Crop Doctor experts toured England again last week and found septoria “as bad as it could be” in Herefordshire and Lincolnshire, while the disease also loomed large in Yorkshire and to a lesser extent in Oxfordshire. Yellow rust – largely absent at the time of the last tour – was also showing signs of […]