Figure 3.

Frequency distribution of trichostrongylid (excl. Nematodirus spp) faecal egg counts of lambs after approximately 4 weeks on pasture (summer), in September-October (autumn) and November (winter lambs).

Lindqvist et al. Acta Veterinaria Scandinavica 2001 42:377   doi:10.1186/1751-0147-42-377