BIRCHWOOD PEDON DESCRIPTION 2332105Print Date: 8/8/02
Description Date:
10/29/96
Describer: Meredith Ashworth
Site ID:
2332105
Pedon ID: 2332105
Lab Pedon #:
Lab Source ID:
Soil Name as Described/Sampled:
Birchwood
Soil Name as Correlated:
| Classification: |
Coarse-loamy, mixed, mesic Aquic
Dystrudepts |
Pedon Type: modal pedon for map
unit
Pedon Purpose: full pedon description
Taxon Kind:
series
Location Information
| MLRA: |
144A -- New England And Eastern New York Upland, Southern
Part |
| Soil Survey Area: |
MA023 -- Plymouth County, Massachusetts |
| Map Unit: |
321B -- Birchwood loamy sand, 3 to 8 %, v.
stony |
| Location Description: |
Rocky Gutter Wildlife Management Area |
Latitude: 41 degrees 51 minutes 12
seconds north
Longitude: 70 degrees 50 minutes 25 seconds
west
Datum: NAD83
UTM Zone: 19
UTM Easting: 347236
meters
UTM Northing: 4635136 meters
| State Physiographic Area: |
|
| Local Physiographic Area: |
Rocky Gutter Wildlife Management Area |
| Geomorphic Setting: |
footslope of side slope of drumlinoid ridge
footslope of side slope
of upland |
Upslope Shape: concave
Cross
Slope Shape: concave
Primary Earth Cover: tree
cover
Secondary Earth Cover: intermixed conifers and hardwoods
| Parent Material: |
eolian sands over basal till |
Bedrock Kind:
Bedrock Depth:
Bedrock Hardness:
Bedrock
Fracture Interval:
Particle Size Control Section: 25 to 76
cm.
| Diagnostic Features: |
fibric soil materials 0 to 3 cm.
ochric epipedon 0 to 15
cm.
hemic soil materials 3 to 8 cm.
sapric soil materials 8 to 9
cm.
albic materials 13 to 15 cm.
spodic horizon 15 to 25
cm.
cambic horizon 25 to 67 cm.
densic materials 76 to
cm. |
Restrictions
| Top Depth (cm) |
Bottom Depth (cm) |
Restriction Kind |
Restriction Hardness |
| 76 |
|
densic material |
|
| Slope (%) |
Elevation (meters) |
Aspect (deg) |
MAAT (C) |
MSAT (C) |
MWAT (C) |
MAP (mm) |
Frost Free Days |
Drainage Class |
Slope Length (meters) |
Upslope Length (meters) |
| 4 |
35 |
60 |
|
|
|
1197 |
|
moderately well |
|
|
Oi--0 to 3 cm; slightly decomposed plant material; abrupt wavy boundary.
Oe--3 to 8 cm; very dark brown (10YR 2/2), moderately decomposed plant
material; abrupt wavy boundary.
Oa--8 to 9 cm; highly decomposed plant material; abrupt wavy boundary.
A--9 to 13 cm; black (N 2.5/), mucky sandy loam; moderate granular structure;
very friable; many medium roots throughout and many coarse roots throughout and
many fine roots throughout; clear wavy boundary.
E--13 to 15 cm; dark grayish brown (2.5Y 4/2), sandy loam; friable; many fine
roots throughout and many medium roots throughout and many coarse roots
throughout; clear irregular boundary.
Bh--15 to 25 cm; dark brown (10YR 3/3), sandy loam; moderate subangular
blocky structure; very friable; many fine roots throughout and many medium roots
throughout and many coarse roots throughout and few very coarse roots
throughout; clear wavy boundary.
Bw--25 to 67 cm; light olive brown (2.5Y 5/6), sandy loam; moderate
subangular blocky structure; friable; common fine roots throughout and common
medium roots throughout and common coarse roots throughout; 2 percent nonflat
subangular 2 to 75 millimeter mixed rock fragments; clear wavy boundary.
BC--67 to 76 cm; olive yellow (2.5Y 6/6), loamy sand; weak subangular blocky
structure; friable; few fine roots throughout and few medium roots throughout
and few coarse roots throughout; 5 percent distinct yellowish brown (10YR 5/6),
moist, masses of oxidized iron and 2 percent distinct light yellowish brown
(2.5Y 6/3), moist, iron depletions and 1 percent prominent strong brown (7.5YR
5/8), moist, masses of oxidized iron; 10 percent subangular 2 to 75 millimeter
mixed rock fragments and 2 percent subrounded 2 to 75 millimeter mixed rock
fragments; abrupt wavy boundary.
2Cd1--76 to 99 cm; light yellowish brown (2.5Y 6/4), gravelly loamy sand;
massive; firm; 3 percent distinct light olive brown (2.5Y 5/6), moist, masses of
oxidized iron and 2 percent prominent strong brown (7.5YR 5/8), moist, masses of
oxidized iron and 1 percent distinct light brownish gray (2.5Y 6/2), moist, iron
depletions and 1 percent prominent very dark gray (10YR 3/1), moist, iron
depletions; 15 percent subangular 2 to 75 millimeter mixed rock fragments and 3
percent subrounded 2 to 75 millimeter mixed rock fragments; clear wavy
boundary.
2Cd2--99 to 152 cm; light brownish gray (2.5Y 6/2), gravelly loamy sand;
massive; firm; 4 percent distinct light olive brown (2.5Y 5/6), moist, masses of
oxidized iron; 15 percent subrounded 2 to 75 millimeter mixed rock fragments and
2 percent subangular 2 to 75 millimeter mixed rock fragments and 1 percent
subrounded 75 to 250 millimeter mixed rock fragments.