-li- REFERENCES Anderson, E. C., R. L. Schuch, W. R. Fisher and W. Langham. 1956. Radioactivity in people and foods. Science 125: 1273-78. Auerbach, 8S. I. and D. A. Crossley, Jr. and cesium-137 uptake by 1958. Strontium-90 vegetation under natural conditions. Second United Nations International Conference on Peaceful Uses of Atomic Energy. Paper No. A/Conf. 15/P401. Chakravarti, D. and T. Joyner. 1960. Potassium as an index of naturally occurring radioactivity in tuna muscle. Transactions of the American Fisheries Society. Cole, D., E. E. Held and S. F. Gessel. tension lysimeter i960. (In press). Useof a in coral atoll and glacial till soils. ceedings of Soil Science Society of America. Pro- (In press). Dunning, G. M. 1957. Radioactive contamination of certain areas in the Pacific Ocean from nuclear tests. U. S. Atomic Energy Commission report, U. 5. Government Printing Office, Washington, D. C. Gross, W. J. {959 The effect of osmotic stress on the ionic exchange of a shore crab. Held, E. Atoll. . E. 196. Biological Bulletin 116:248-257. Land crabs and fission products at Eniwetok Pacific Science 14(1): 18-27. Libby, W. F. 1956. Science 123: 657-660, Radioactive fallout and radioactive strontium. bLowman, Palumbo, D i958. F. G., R. F. J South, and D. R. Weeks. The biological and geographical distribution of W189 in the vicinity of the Eniwetok Test Site, April-September, 19538. University of Washington, Laboratory of Radiation Biology, Report No. UWFL-57. (Secret) 10, Nishita, H., E. M. Romney, G. U. Alexander and K. H. Larson. 1959. The influence of K and Cs on the release of Cs!37 from three soils. University of California at Los Angeles, Aomigni Energy Project, Report No UCLA-437. pre yeh