Anthelmintic resistance in Northern Ireland (I): Prevalence of resistance in ovine gastrointestinal nematodes, as determined through faecal egg count reduction testing

Authors:

• McMahon, C.

• Bartley, D.J.

• Edgar, HW.J.

• Ellison, S.E.

• Barley, J.P.

• Malone, F.E.

• Hanna, R.E.B.

• Brennan, G.P.

• Fairweather, I.