a ~ I 3 J . sinately a thousand between ths indicato that you have aynronina n awe absorption of digferent clomonts, All of ths cther factors -- soil, Pil, even concentration hore, the os, part of tho plant, and so forth -- in general, those fluc ebout ten. tension ck the stu: Plots where we were trying to datermina tho absorntion, tomptings to mike a de termination of rad i we we. =, because we have contaninatcd the Groun A with strontiua-5), If there were wind ercsion, the particlss would have br on away. aw Under these circuzstianses, we actually fcund thet the valucs iven a single contanination where the matorial was rot turned under was a valu2 of uptake on tho order of one one-thousandths of the value that is obtained in tho Necubuyer study. As I say, this was all on the surfaces, so compared with Naeubuyer, this was on the surfaco and not done on the fceder roots. This is basing continucd this year to deternine . wncther the cistribution walch you would have in normal acricul- tural products will inecroase this value out in tha field, (Slide) a different thins. This indicates a study which is of quite At the plant, due to preduction of the aQificrent clements, wa havo a probicn from the enission froa the