The influence of relative resistance and urea-supplementation on deliberate infection with Teladorsagia circumcincta during winter

1. Stear, M.J.
2. Bairden, K.
3. Duncan, J.L.
4. Eckersall, P.D.
5. Fishwick, G.
6. Graham, P.A.
7. Holmes, P.H.
8. McKellar, Q.A.
9. Mitchell, S.
10. Murray, M.
11. Parkins, J.J.
12. Wallace, D.S.