Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe Farm Livestock Research Centre of the Animal Health Trust.AuthorsWOOLDRIDGE, W. R.PublicationNature, 1958, Vol 181, Issue 4602, p76ISSN0028-0836Publication typeArticleDOI10.1038/181076a0