Items where Author is "<span class="person_name">Wallace, D. S.</span>"
Number of items: 1.
Article
  • The distribution of faecal nematode egg counts in Scottish Blackface lambs following natural, predominantly Ostertagia circumcincta infection. (1995) M. J. Stear, K. Bairden, J. L. Duncan, G. Gettinby, Quintin McKellar, M. Murray and D. S. Wallace