The Soils of Middlesex County - Agriculture and Agri-Food Canada
The Soils of Middlesex County - Agriculture and Agri-Food Canada
The Soils of Middlesex County - Agriculture and Agri-Food Canada
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DETAILED PROFILE DESCRIPTIONS AND ANALYSES<br />
EMBRO SOIL ONTARIO 1987 PROFILE NO . TPHDOIS<br />
LOCATION<br />
ELEVATION<br />
SITE<br />
LANDFORM AND<br />
PARENTMATERIALS<br />
SLOPE<br />
SOILWATERREGIME<br />
STONINESS<br />
CLASSIFICATION<br />
STATUS<br />
Township <strong>of</strong> London, Lot 8, Con. VII, NTS Map Area 40P/3,17 TPT 8050 6945<br />
280 metres<br />
Row crop<br />
Nearly level to very gently sloping ground moraine, loamy glaciolacustrine<br />
deposits overlying loamy glacial till<br />
1 .0% simple<br />
Imperfectly drained, conductivity medium, saturation period medium<br />
Nonstony<br />
GleyedMelanic Brunisol<br />
Taxadjunct to Gleyed Brunisolic Gray Brown Luvisol<br />
Depth Colour<br />
(range) moist<br />
Horizon cm . dry Texture Primary Structure<br />
Ap 0-30 l0YR3/2m SIL moderate, coarse,<br />
(23-34) subangularblocky<br />
Bmgj 30-63 10YR513m SIL moderate, medium,<br />
(30-36) subangular blocky<br />
IIBmgj 63-78 10YR5/3m SIL moderate to strong,<br />
(15-17) medium, subangular<br />
blocky<br />
IICkgj 78-110 7.5YR5/2m L moderate to strong,<br />
medium to coarse,<br />
subangular blocky<br />
Secondary Structure<br />
moderate, fine to<br />
medium, subangular<br />
blocky<br />
moderate, fine to<br />
medium, subangular<br />
blocky<br />
moderate, fine to<br />
medium, subangular<br />
blocky<br />
moderate to strong,<br />
medium, subangular<br />
blocky<br />
Consistence<br />
slightly sticky,<br />
very frrn, slightly<br />
plastic<br />
slightly sticky,<br />
firm, slightly<br />
plastic<br />
slightly sticky,<br />
firm, slightly<br />
plastic<br />
slightly sticky,<br />
firm, plastic<br />
Mottles<br />
common, fine,<br />
prominent, 10YR5/6<br />
common, fine,<br />
prominent, 10YR5/6<br />
common, fine,<br />
prominent, 10YR5/6<br />
Horizon<br />
Depth<br />
em<br />
Grav.<br />
>2<br />
mm<br />
VCS<br />
2-1<br />
mm<br />
S<strong>and</strong><br />
CS<br />
1-.5<br />
mm<br />
Fraction<br />
MS<br />
5- .25<br />
nun<br />
FS<br />
.25-.1<br />
mm<br />
VFS<br />
.1-.05<br />
mm<br />
S<strong>and</strong> Silt Clay<br />
Fine<br />
Clay<br />
dN.m<br />
Bulk<br />
Density Porosity<br />
g/cm3 %<br />
Ap 0-30 1 0 2 5 6 7 21 58 21 9 132 43<br />
Bmgj 30-63 2 1 2 6 7 7 23 59 18 8 1 .46 40<br />
IlBmgj 63-78 4 0 2 8 8 10 29 55 15 7 1 .42 47<br />
IlCkgj 78-110 8 1 3 5 12 9 31 45 24 8<br />
Horizon<br />
Depth<br />
cm<br />
% Moisture Retention<br />
0<br />
kpa<br />
5<br />
kPa<br />
(g/g)<br />
33<br />
kPa<br />
1500<br />
kPa<br />
Available<br />
Moisture<br />
%<br />
Hydr.<br />
Cond .<br />
cm/hr<br />
Elec.<br />
Cond .<br />
mmhos/cm<br />
pH<br />
H2O<br />
pH<br />
CaC12<br />
Organic<br />
Matter<br />
%<br />
CEC<br />
me/l00g CaC03<br />
%<br />
Ap 0-30 37.6 30.6 26.4 10.0 16 .4 6 .66 0.3 7 .5 7 .4 4 .4 37.6 0 .5 -<br />
Bmgj 30-63 25.4 2I .3 19.0 8 .4 10 .6 2.12 0 .2 7 .5 7 .2 1 .0 15.3 0.4 -<br />
1IBmgj 63-78 25.7 2I .2 18 .2 7.2 11 .0 536 0 .1 7.6 73 0.5 13 .6 0 .8 -<br />
IlCkgj 78-110 - - - - 0.2 7 .7 72 - - 1 .4 0.7<br />
Cal/Dol<br />
Ratio