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Machine-read from the scan, so expect some errors. Lines that couldn’t be read are left out.
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Experimental Ecology Program. 1 x 10 , 1 . 2 5 ~1o!h. I n t &se Sam? es no prondunced effects were found same doses and stored i n red clay flower pots under conditions of constant temperature, light, and relative humidity. At intervals of 30, 60, and 90 days, 5 controls and 1 sample a t each of the aforementioned doses, were proces: ed t o exbract the surviving arthropod populations. of this experiment it was found that doses of 3,OoO and 8p000 r had little effect on the arthropod populations analyzed 30 and 40 days after irradiation, One series of SO-gram samples from a single r. Three other series of 100-gram samples were given the Under the conditions
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Gamma radiation studies were also made on the natural microbia populations i n the same tree-hole ata range of doses from 5 x 10 t o groups of micro-orga i s m s seqarated with appropriate media. Doses of 5 x lo3 to1X 14 r produced greater than 50% mortality inall these microbial po@ations txtt a fraction of each population survived the highest dose given, ' c; Survival curves were determined f o r six physiological Initial gamma irradiation studies on a single species o f - soil inhabiting was found t o be about 5,000 rfor both sexeswhen irradiated as adults. The dose for. sterilization When irradiated as 2nd stage larvae 2,000 r were effective as a sterilization emerged as deformed adults, Larvae treated Kith 4,000 r, either failed to complete development or Health Physics Radiation Dosimetry Programs .Section participated in a series of fast neutron measurements a t Argonne The Radiation Dosimetry National Laboratory during the week of October 10. This was apart of the general program of cooperation with biological inve-stigations ia an.effort t o provide better dosimetry, with t h e proportional counters a t both the CP-5 and the 'ANL &-Inch cyclotron, and the results were reported t o the participants,. Dosimetry measurements were made .satisfactorily Twelve threshold detectors for Tast neutrons were installed at various sites at ORNL. counted as soon as possible. after the accident, tissue doses as small as 1 rad can be measured4 dose which a man would have received had he been at t h e location of t h e foils can be determined with an error of less than 20%. A simple first order differential equation, wh&h has been studied by H. A.Blair appears to relate empirically dose, dose rate, and radiation injury as reflected by a shortened life span. equation i s derived from information theory was submitted for publication genetic specificity in the DNA molecule, as described by Watson and Crick. Professional Health Physics Training Program. Fellows , numbering 20, began the 12-month training period i n Radiological Physics under the Fellowship program at Vanderbilt University, September .22. In case of an accident these samples w i l l be recovered and If counting can be started within one hour A paper i n which this The derivation i s based on the storage of The 1955-56 group of AEC Oak Ridge Institute of Nuclear Studies Directors were held i n Oak Ridge October 17 and 18, action included a recommendation (under Council advice) that the Institute proceed with plans t o purchase a bo-acre tract in Oak Ridge t o serve as a site fora permanent headquarters and an authorization t o proceed with a Pmgram t o secure nongovernmental funds f o r construction of proposed fac3itks.
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"Atomic Energy and Agriculture" will be the title of the Institute ' s symposium a t the annual meeting of the American Association f o r the Advancement3of Science, t o be held December 27-29 in Athens, Georgia. William G. Pollard, executive director of the Institute, left October 28 for a trip ' t o Japan under the auspices gf the Educational Exchange F'rogram xrf the US Department of State. He spoke. atthe opening of an Atoms for Peace exh%bit i n Tokyo, November 1, and i s speaking a t various Japanese universities and colleges prior to his return t o Oak Ridge, November 12. Ridge OEtober 14-15 t o discuss preliminary results of the iodine-uptake survey being conducted by seven research institutions throughout the The Thyroid-Uptake Calibration Committee met i n Oak The conference on rare earths in biochemical and medical research, held by the Division October 27-29, w a s attended by more than 85 scientists from throughout the country, and by a number of local scientists who attended a t least some .of the sessions. The Medica1,Division plans t o hold a showing of its cesium-137.teletherapy primarily for technical-personnel inthe Oak Ridge area, though it i s expe'cted that press representatives may be invited. NatTonal Science Foundation fora program t o provide assistance to.science teaching i n secondary schools. the University Relations Division, contemplates working with a group of selected secondary-school teachers who would undergo a training period of three months i n OakRidge, including the four-week Oak Ridge Institute f b r Secondary-School Science Teachers, Summer 3.956, and would then spend the next nine months - September 1956-May 1957 - giving lecture demonstratio i n science classes a t individual high schools. The showing i s designed The Institute has presented a proposal t o the This program, which would be directed by Plans are i n progress fora mid-April symposium on industrial appllcations, of atomic energy t o be held i n Atlanta, Georgia, under the sponsorship of the Institute,the Atomic Industrial Forum, and the First National Bank A total of 279 enrolimbnts have been received for the 'fall quarter of the Oak Ridge Resident Graduate Program, '(,04$which brings the grand total for Museum attendance t o 503,491. October 13, the Museum had its 500,000th visitor., October attendance a t the American Museum of Atomic Energy totaled During t h e month there were three showings of t h e "You and the Atom" exhibi a t Rerea College in connection with a special program arranged by the inst it uti on on October 5 and 7; a t the Winston-Salem Fair, Winston-Salem, Nor Carolina, October 10-15; M t . Vernon, Iowa, October '
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Home Show, i n Oakland, California, October 1-9. There were lb presentations of t h e new high school assembly;demonst ration, "This Atomic World," in Illinois and Missouri, and eight showings of t h e package-type "Summary of Atomic Energy" exhibits. "Atoms a t Work" traveling exhibit w a s shown at the Bay. Area