30 June 2000

Light on blight

BLIGHT spray supplier Unicrop notes that details for its fungicides (Arable, Jun 16) should have indicated no restriction on the number of applications for Unicrop Zineb (zineb). For Bombardier FL (chlorothalonil) the maximum number of applications for potatoes is five and recommended application rates are 2litres/ha early, 2.5litres/ha mid-season and 3litres/ha late when haulm is dense, it adds.