Book Reviews Advances in Ecological Research. vol. 2. J. B. Cragg, Ed. Academic Press, New York, 1964. xii + 264 pp. Illus. $9.50 + See all authors and affiliations Science 07 May 1965:Vol. 148, Issue 3671, pp. 831-832DOI: 10.1126/science.148.3671.831-a T. BurnettFind this author on Google Scholar Find this author on PubMed Search for this author on this site Article Info & Metrics eLetters PDF This is a PDF-only article. The first page of the PDF of this article appears below.