Figure 1

Adult worm burden. Adult worm burden (mean ± s.e) in the abomasum of Suffolk (shaded bar) and Texel (clear bar) lambs following infection with 3 × 104 L3 of T. circumcincta.
Adult worm burden. Adult worm burden (mean ± s.e) in the abomasum of Suffolk (shaded bar) and Texel (clear bar) lambs following infection with 3 × 104 L3 of T. circumcincta.