Soil: Bednesti Series (2)
      (Silt Loam) 


Parent Material: Lacustrine and alluvium; fine sand and silt.
Classification:     Podzolized Gray Wooded; Bisequa Gray Luvisol, 1970.
Profile Description:
Horizon Depth (cm.) Description 
Ao (5-0) Dark Brown partially decomposed remains of mosses, needles, twigs, and other organic debris. pH 4.5. 
A2p (0-5) Light gray very fine sandy loam, friable and exhibiting a fine platy structure. pH 4.6. 
Bp (5-20) Brown silt loam with moderately well developed medium sized granular structure, coherent in place, very friable, and containing a few concretionary forms. ph 5.6 to 6.0. 
Cp (20-35) Brownish-gray silt loam, weakly developed nuciform structure. pH 5.6 to 6.0. 
B22 (35-55) Light brownish-gray to pale brown silty clay loam that is moderately compacted; coarse blocky structure. Aggregates are sharply angular. pH 6.5. 
B31 (55-70) Pale brown silt loam occurring in compacted stratified layers of varying thickness. pH 6.5. 
C (70+ ) Pale brown to very pale brown stratified silt loam. pH 7.0. 

Chemical Analysis
Horizon  Depth 
cm. 
pH 
P2O5 
Exchangeable Cations 
me/100g 
CaO 
%
MgO
%
K2O
Na2O
%
SiO2
%
Fe2O3
%
Al2O3
%
R2O3
Ca Mg
A2  0-7.5 4.6  0.07 0.22 2.50 0.50 0.23 2.58 1.90 0.89 1.08 74.04 5.44 12.13 17.57 
Bp  7.5-25 5.4 0.07 0.27 3.94 0.65 0.38 2.93 1.85 0.90 0.98  69.50 7.12 15.11 22.23 
Cp  25-47.5 5.8 0.03 0.14 6.44 2.34 0.23 3.06 1.82 1.30 1.04 69.31 10.92 13.40 24.32 
B22 47.5-75 6.0 0.03 0.16 9.23 3.03 0.45 3.38 2.11 1.07 1.09 67.22 8.57 16.21  24.78 
75+ 6.6 0.02 0.20 8.95 3.38 0.32 3.13 2.00 1.59 1.03 67.50 9.57 14.45 24.02 

Reference: B.C. Soil Survey, Report No. 4. 1954. 
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