DR. SHILLING then intreduced DR. JOHN BONNER, who discussed the subject of weapons effects. He limited his discussion essentially to blast effects and described past and current studies on the biological assessment of blast damage. He also mentioned BLAST radio-ecological aspects of nuclear fallout and instruEFFECTS mentation and dosimetry studies. DR. BURNETT asked why this particular program should be included in Biology and Medicine. While agreeing to its importance, he expressed the opinion that it belonged in some other Division. DR. DUNHAM explained that no other agency appeared to be interested in this matter and that the only blast information which had been developed had come from the Biology and Medicine studies. DR. PEARSON was next introduced to discuss agricultural research. He stated that while the major responsibility for agricultural research was in the Department of Agriculture and the agriculture experiment stations, the AEC nevertheless had basic AGRICULTURAL biclogical research programs with many agricultural RESEARCH implications. He reviewed the work being done in animal physiology, metabolism of proteins and amino acids in animals, and in the field of trace elements in large animals; such as, zinc, molybdenum, cobalt and iodine. FARM DR. PEARSON then called on DR. TRUM to discuss the effects of radiation on farm animals. At present what work that is being done is in the large animal field; such as, cattle, donkeys, sheep and dogs. There appears to be a strong case for further studies ANIMALS in large animals and particularly in studies of radio- active materials resulting from weapons tests other than fission products; in other words, induced radioactive materials. DR. ROBERT REITEMETER was then introduced to discuss study in the field of soil chemistry and some of the inorganic phases of plant physiology. DR. REITEMEIER told of the severe limitations on the use of radioisotopes in field experiments because of health and safety reasons. He believed that the use of crops SOIL for the purpose of decontaminating soil should be investiCHEMISTRY gated. It appears that studies of the decontamination of food products suffer because of a lack of actual fallout materials readily available for experimental purposes. DR. WARREN asked if it had been learned whether in general contamination was retained by the edible parts of plants. DR. REITEMEIER said that in general most food products did not concentrate the radioactive contamination in the edible parts, such as the sugar from a sugar cane and sugar beet and pods of beans and peas. A more serious problem was in the case of leafy vegetable subject to aerial deposition. ~B.

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