Table 7.12. Soil Characteristics of Constructed Forested Wetlands, Including Mehlich I Extractable Nutrients.

 Sampling Organic Bulk Soil
Site Name Age date Ca Mg K P Fe Matter Density Moisture
 (years) (mg kg-') (g m2) (mg kg') (g m2) (mg kg'1) (g m2) (mg kg') (g m-2) (mgkg') (g m2) (%) (g cm3) (%)
LP2 Phase 1 0.5 Aug-98 1197.94 61.66 125.81 5.50 16.29 0.72 452.53 24.14 45.68 2.42 2.1 1.71 11.0
FGGSB 2 2 Jul-98 2865.75 134.34 330.23 15.19 7.13 1.80 760.23 34.83 51.43 2.90 5.1 1.30 25.0
CO 7984 5 Jun-98 2601.74 176.84 100.48 6.76 26.65 1.80 1030.16 69.80 67.63 4.94 2.0 1.27 14.0
HP5 Phase 3 6 Jul-98 3415.00 90.19 216.60 5.01 22.34 1.47 897.40 25.64 25.29 0.72 10.1 0.95 22.0
Clear Springs 8 Jul-97 528.20 109.47 129.90 2.74 28.75 6.10 101.88 23.37 70.53 17.92 4.4 1.01 34.0
East Lobe 10 Jun-97 6041.25 *** 1276.25 *** 92.60 *** 1199.75 *** 16.55 *** 8.2 *** 36.0

East Lobe 10 Nov-97 6524.09 110.29 1293.36 19.93 101.55 1.47 1368.91 25.41 23.57 0.39 7.7 0.75 41.0
West Lobe 10 Jul-97 6290.95 *** 1504.76 *** 125.90 *** 1114.38 *** 8.08 *** 8.3 *** 38.0
Cateye 12 Jul-99 4985.00 294.16 215.97 14.92 30.95 1.97,1500.50 82.86 62.82 4.41 7.2 0.94 25.0
SP11 14 Jul-99 1747.13 60.02 43.84 1.67 14.76 0.65 738.51 25.70 47.76 2.90 3.4 1.39 18.0
Guy Branch 15 Aug-99 6517.14 150.93 1411.57 12.80 67.10 1.00 987.66 32.00 23.64 1.06 13.2 0.42 58.0
SP6 16 Aug-98 3895.00 256.71 696.90 5.50 43.16 2.21 508.20 27.80 75.47 11.04 27.4 0.27 68.0
Morrow Swamp 17 Aug-99 5692.50 383.94 358.05 24.91 50.32 0.97 1896.25 128.93 68.16 4.85 4.1 0.92 35.0
Sink Branch 18 Jun-98 4199.29 210.29 299.39 12.80 29.91 1.31 1408.43 73.96 49.60 2.80 4.3 1.17 17.0
Parcel B 19 Jun-97 6487.14 1699.55 350.32 87.79 25.08 7.33 2339.60 626.19 57.66 14.13 5.1 1.35 22.0
*** Bulk density data not available at these sites.