Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe Effects of Continuous Gamma Radiation on the Intrinsic Rate of Natural Increase of Daphnia Pulex.AuthorsMarshall, J. S.PublicationEcology, 1962, Vol 43, Issue 4, p598ISSN0012-9658Publication typeArticleDOI10.2307/1933449