REFERENCES 1961. Alexander, M. Sons, Inc., New York. Au, F. H. F. Plutonium." Introduction to Soil Microbiology. John Wiley and “The Role of Soil Microorganisms in the Movement of 1974. The Dynamics of Plutoniwn in Desert Environments. P. B. In: Dunaway and M. G. White, Eds. NVO-142. Au, F. H. F., and W. F. Beckert. 1975a. pp. 135-141. "The Influence of Selected Variables on the Transport of Plutonium to the Spores of Aspergillus Niger." In: The Radioecology of Plutoniwn and Other Transuranics in Desert Environments. 187-196. M. G. White and P. B. Dunaway, Eds. Au, F. H. F., and W. F. Beckert. 1975b. NVO-153. pp. "System for Sampling and Monitoring Microscopic Organisms and Substances."' United States Patent Au, F. H. F., W. F. Beckert, and J. 1976a. Application, Serial Number 615,962, filed September 23, 1975. C. McFarlane. Uptake by a Soil Microorganism, Aspergillus Niger." Protection Agency, NERC-LV 539-37. "Plutonium U.S. Environmental Au, F. H. F., V. D. Leavitt, and W. F. Beckert. 1976b. ‘Possible Influence of Desert Soil Microbial Changes on Plutonium Transport." Studtes of Envtronmental Plutoniun and Other Transuranics in Desert Ecosystems. M. G. White and P. B. Dunaway, Eds. Beckert, W. F., and F. H. F. Au. 1975. NVO-159. In: pp. 67-79. "Plutonium Uptake by a Fungus and Transport to Its Spores." Paper presented at the IAEA/ERDA Symposium on Transuranium Nuclides in the Environment. San Francisco, California, November 17-21. Bollen, W. B. 1959. Microorganisms and Soil Fertility. College Press, Corvallis, Oregon. Bondietti, E. A., S. A. Reynolds, and M. H. Shanks. 1975. Oregon State "Interaction of Plutonium With Complexing Substances in Soils and Natural Waters." Paper presented at the IAEA/ERDA Symposium on Transuranium Nuclides in the Environment. San Francisco, California, November 17-21. 10. Chmiel, A. 1975. "Kinetic Studies on Citric Acid Production by Aspergiilus Niger I. Phases of Mycelium Growth and Production Formation." Acta Mterobiol. Polon. ll. Dunaway, P. B. 7:185-193. 1976. Comment at the Plutonium Information Meeting, Nevada Applied Ecology Group (NAEG), Hilton Hotel, Las Vegas, Nevada, February 12-13. 225