25 July 1997

Long-term worries

LONG-TERM storage prospects are a concern for many potato crops, particularly on heavy land.

Paul Chatterton, a crop consultant with Digby &#42 Machin, Pock-lington, suggests 20-30% of York-shire crops are now at a stage where storage should not be considered.

The problem is worst on heavier ground where it has been impossible to maintain a full spray programme, leading to serious patches of blight in crops. &#42