DR, NERDS: The apparent seasonal variation shotm in those sheep could be attributed to the fact that part of that iodine was, or during the spring months, concontratied in the thyroic of the glands that were in utero. These were preznaint sheen eszch year, I belicve, that they were monitovins. quentiy, it is not an entirely preeding thing, Conse- Breeding ws acknowledge as seasonal, but the thyroid activity would be not quite that pronounced nad they not been prognant sheep. DR. HUNGATE: for those. I think this corresponds fairly reasonably The fetus dozs not begin to take up any activity antil about the “4Sth cay. DR, SHOUT: I think I misled Doctor Pearson when I wrote to him and saia I would Like ‘to make seme comments. I think when I wrote to him I must have left out the word "nere" because I neant to say ovvortunities for university studies in ecology at Oak Ridse, Cne thing that I have been more or less struck by in the discussions is that we have in the areas of the Atomic Energy operations offices, different ecolcgical situations with respect to environment. For example, in the case of Hanford and Savannah River and Oat Ridge, eas ecolozical regions, about the only thing the three have in common is that a river forms a boundary line of the reservation, In order for you to appreciate perhaps a little bit more the ecological situation that we would have in Oak Ridze as conpared with some of the other places, I would like to make

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