Left Side Parent Material & Landform
What parent material is very rare in Northern Indiana
Weathered Bedrock
How many textures are on the texture triangle
12
Rule for Restore Original Vegetation
Wetland- Poorly Drained
Prairie= Not poorly drained, has a black surface, >10''
Mesic Forest= If not wetland or prairie
Is the site suitable for a homesite yes if - If no -
Not a floodplain or filled depression
16-38 is no, not applicable, or N/A
What is the rule for Outwash Parent Material
Step 2 from water
courser under finer subsoil
Rule for Limiting Layer Fragipan
Not in Northern Indiana
Rule for Grassed Waterways
3-18% slope
Potassium
Apply : K<75ppm
What is the rule for Dune landform.
Eolian Sand parent material >3% slope
What do you do to the soil to judge color
Wet down soil
Nitrogen Application
medium if > 20'' to limiting layer and no pure sand and<12% slope
Low if:anything else
Tank filter Cleaning Interval
6 months- 4 or more residents
1 year 1-3 residents
Rule for Local Overwash Parent Material
Bottom of hill
>20 '' thick
buries dark horizon
judged high in the pit
Rule for Limiting Layer Dense Till
Associated with calcareous deposits
No plant roots present
>1.75 g/cm3
Terraces
Not poorly drained
deep
3-12% slope and no sand in subsoil
Phosphorous
Apply: P<25ppm
Rule for Upland Landform: Parent material - hillslope - swell - depression - flat
Till or Loess Parent Material
hillslope >3% slope
swell < 2%, convex water runs away
depression <2%, 3 sides higher
flat Frist landform marked YES
Rule for texturing: Mod Sandy, Medium, and Mod Clayey
Mod sandy- ribbons <1/2''
Medium- ribbons 1/2-1&1/2''
Mod Clayey- long ribbon, dull
Most significant benefit cover crops
A. Scavenge N-<2% slope, or3-6% and sandy subsoil
B. No Need - >18 slope
C. Erosion Control- Anything Else
Is the soil suitable for an absorption field
Yes if: No limiting layer <20'' Slope <25% Landform does not have the word depression