Table 4. 239°7249py and 241am Contents and Ratios for Alfalfa Grown on Area 13 Soil Treated With Agricultural Amendments Soil 239°240py (pCi/g) 241am (pCi/g) 239? 240p4/241 am veg./Soil C.F.* amendment Mean + §.E.7 Mean + S.E.* Ratio + §.B.7 Pu Control C + DTPA Nitrogen N + DTPA Sulfur S + DTPA Organic matter O.M. + DTPA 0.027 0.042 0.043 0.042 0.047 0.23 0.080 0.22 + + + + + + + + 0.010 0.024 0,030 0.015 0.013 0.062 0.047 0.022 0.052 0.098 0.0556 0.090 0.10 0.19 0.046 0.094 + + + + + + + + 0.53 0.43 0.77 0.47 0.47 1.2 1.7 1.7 + + + + + + + + 3.8 5.9 6.4 6.5 7.2 3.6 1.3 3.4 0.27 0.25 0.34 0.19 0.19 0.0022 0.92 1.0 Q9 0.012 0.014 0.014 0.026 0.016** 0.52%* 0.0032 0.045 See footnote, Tables 2 and 3. Average Pu/Am ratio for Area 13 soil = 6.7 + 0.11 **Significant differences (P = .05) Am E-5 E-5 E-5 E=5 E-5 E-4 E-4 E-4 4.8 9.2 5.8 9.4 1.1 1.9 4.9 1.0 E-4 E-4 E-4 E-4 E-3 E-2 E-4 E-3