—- ha Sample Be Sunshine Units Kurpeski Farm (#7), McHenry County, Illinois, Miami silt loam, collected September 30, 1953. {1) CL 117: Beltsville #531677, NH)AC exe traction of 8 Ibs. soil, O-1" depth, a 14.0) g oxalate, 5.36 g oxide, 3.83 g Ca, 16.30 + 0.53 oT, (2) CL 118: Beltsville #531678, NHAC ex- 5659 + 0.29 traction of 8 lbs. soil, 1-6" depth, 1j.02 g oxalate, 5.26 g oxide, 3.76 g Ca, he Austin Farm (#8), McHenry County, Illinois, Miami silt loam, collected October 1, 1953. (1) CL 138: Beltsville #531679, NH,AC ex- 22.0 + 0.28 traction of 8 lbs. soil, 0-1" depth, 15.95 g oxalate, 6.0 g oxide, 2 g Cae (2) CL 139: Beltsville #531680, NHAC ex- =i7h * 0413 traction of 8 lbs. soil, 1-6" depth, 14.54 g oxalate, 5.5 g@ oxide, 3.78 g Ca, ie McKee Farm (#9), McHenry County, Illinois, Drumrer silty clay loam, collected October 1, 19536 (1) CL 122s: Beltsville #531681, NHAC ex- 8.10 + 0.19 (2) CL 123: Beltsville #531682, NHAC 0.91, + 0.07 (3) CL 140: Beltsville #531681, leached with 4.0 + 0.2 traction of 8 lbs, soil, 0-1" depth 5322 g oxalate, 19.8 g oxide, 12h g Ca. extraction of 8 lbs, soil, 1-6" depth, 84.12 g oxalate, 29.9 g oxide, 19.5 g Ca, HCl after NH) AC extraction of 8 lbs. soil, O-1" depth, 47673 g oxalate, 1).2 .g oxide, 9.48 &g Ca. (kL) CL lbh: Beltsville #531681, calcium oxalate from 200 g soil fused with sodium carbonate following extraction of 8 lbs. soil with NHAC and HCl, 0-1" depth, 6.37 + 0.20 1.28 g oxide, 0.56 g Ca. je Blomberg Farm (/10), McHenry County, Illinois, Drummer silty clay loam, collected October 1, 1953. (1) CL 110: Beltsville #531683, NH),AC extraction of 8 lbs. soil, 0-1" ‘depth, 28.99 g oxalate, 11.06 g oxide, 7.78 g Ca, a DOE ARCHIVES 1.65 + 0.05 (67