MITCHELL: (contimued ) all his dietary intake frum that, or yeu eculd put it other vay, that acre vould ocntribute the tolerance te the diet, so that if all the land that a person were dating off of eecee LIBBY: 270 micrccuries par acre? MITCHELL« 270 micrcgraus cf spe ani then assuming path way will | the sams as this hare. ILVE: Is thet the previous figure on the avaliable strontiun acre - vas what? MITCHELL: GO pounés per acre and it came cut abcut 27000 grans, VOICE Available strontiun (chatter ) ICH: That's the question, is that available strontius? there tends to be, at least I've got very casually ths from an agrononist that there is very commonly quite a difference betveen amilyszable material ani available mm you see if ycu've got wove MITCEELL# Well, these figures would apply only if the same ratio in redicactive material. ICM: But there is no reascn why one wuldo't think it cught to that is to say if you've gct a bicsphore drift technique | feeding radicactive strentius dcwn on the ground, one “4 ‘3/