and at 140 miics, ws hive sensthing on the , have 67 por cenit; At 149 miles, wo have 4.4 peor cont and 12.7, So he eve wlth tne 15.7 15.’ and 4.4,4, the the that we have here with tre with soli before we did anything with 4%. The one suspicson point of contact ntact point of Ya will nnve to fue x ¢ ~ U n ¢ he bh taal 4 3 Q (3 tS » ce DS 9 ag Q hu t ° ct & O in] th go tat [~ tg 3 © Je 3, our “~~ y -~ ehecs this, and we have eunsriments bn nvosress cn it. teans are just coming in off the ficlid, the lust groun of thea, this friday, so we have had no chance to evaluate this material. We will checi and see waethor the tine facter enters into this by a possible reaction with the soll in hold ding the dificrence between these two; in cther words, fixings it so it is not avail- able vy our solubility stuaics. In the lasoratery, in order to answer these problems that we observe in the field, wa have a group, and we hava decided to divide it aroitvarily because of tho nature of ths probicms into a soil plants section, a metabolic history sce- tion, and tren we have cur dlological Field survey secticn. fo in the soil plant work, we have adopted tha philessvhy that if we study this problom from tho sane point of view that