Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSpreading of Opuntia in Overgrazed Pastures in Kansas.AuthorsSchaffner, John H.PublicationEcology, 1938, Vol 19, Issue 2, p348ISSN0012-9658Publication typeArticleDOI10.2307/1929656