SCHEDULE 2

PART 4Measures for the control of European populations of Potato cyst nematode

Further investigations for the presence of Potato cyst nematodes

15.  If any suspected occurrence or confirmed presence of Potato cyst nematodes in Northern Ireland results from a breakdown or change in the effectiveness of a resistant potato variety which relates to an exceptional change in the composition of nematode species, pathotype or virulence group, the Department must ensure that the species of Potato cyst nematode and, where applicable, the pathotype and virulence group involved, is investigated and confirmed by appropriate methods.