Council Directive 2007/33/EC of 11 June 2007 on the control of potato cyst nematodes and repealing Directive 69/465/EEC (c. 33)

ANNEX IV U.K.

SECTION II U.K. PROTOCOL FOR RESISTANCE TESTING

13. The final population (Pf) on the standard susceptible control variety at the end of the resistance test shall be determined by counting all cysts from all replicates and the eggs and juveniles from at least four replicates. U.K.