| Student ID No. ___________ |
Student Name ___________ |
Score (KEY) |
Points: 100 |
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SOIL EVALUATION
(5 points each) |
| ____C___ |
1. Surface Texture |
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A. Sand
B. Sandy loam
C. Loam or silt loam
D. Clay loam or silty clay loam
E. Clay or silty clay |
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| ____A___ |
2. Chert and gravel content of surface layer |
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A. <15% (no coarse fragment modifier such as sand, silt or clay
B. 15 - <35% cherty or gravelly
C. 35 - <60% very cherty or gravelly
D. >/= to 60% extremely cherty or extremely gravelly |
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| ____B___ |
3. Slope (between 50' stakes in field) |
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A. 0 - <2% nearly level
B. 2 - <5% gently sloping
C. 5 - <9% sloping
D. 9 - <14% strongly
E. 14 - <25% steep
F. >/= to 25% very steep |
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| ____A___ |
4. Depth of soil (or zone) limiting rooting depth |
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A. 40 - 60+ in. deep or very deep
B. 20 - <40 in.
C. 10 - <20 in. shallow
D. 0 - <10 in. very shallow |
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| ____E___ |
5. Drainage class |
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A. Very poorly drained
B. Poorly drained
C. Somewhat poorly drained
D. Moderately well drained
E. Well drained
F. Somewhat excessively drained
G. Excessively drained |
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| ____B___ |
6. Depth of surface layer (The A Horizons) |
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A. <3 inches
B. 3 - <7 inches
C. 7 - 10 inches
D. >10 inches |
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| ____D___ |
7. Permeability of most limiting layer or to 60 inches |
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| Inches/Hour |
Class |
| A. <0.06 |
very slow |
| B. 0.06- <0.2 |
slow |
| C. 0.20- <0.6 |
moderately slow |
| D. 0.60- <2.0 |
moderate |
| E. 2.00 - <6.0 |
moderately rapid |
| F. 6.00 - <20.0 |
rapid |
| G. >20.0 |
very rapid |
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| ____D___ |
8. Available water capacity to most limiting layer (fragipan
or bedrock) |
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A. 0 - <3 very low
B. 3 - <6 low
C. 6 - <9 moderate
D. 9 - <12 high
E. >/= to 12 very high |
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| ____B___ |
9. Land capability class |
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A. Class I
B. Class II
C. Class III
D. Class IV
E. Class V
F. Class VI
G. Class VII
H. Class VIII |
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| ____C___ |
10. Major factors, if any, that keep area out of Class
I |
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A. s= stoniness, shallowness, droughtiness
B. w = wetness, and/or flooding
C. e = erosion
D. None |
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FORAGE ADAPTATION
(5 points each)
(check one space per answer) |
| Forage |
Adapted |
Not Adapted |
| 1. Alfalfa |
___X___ |
______ |
| 2. Annual Lespedeza |
___X___ |
______ |
| 3. White or Ladino Clover |
___X___ |
______ |
| 4. Bermuda Grass |
___X___ |
______ |
| 5. Caucasian Bluestem |
___X___ |
______ |
| 6. Big Bluestem |
___X___ |
______ |
| 7. Reed Canary Grass |
___X___ |
______ |
| 8. Tall Fescue |
___X___ |
______ |
| 9. Kentucky Bluegrass |
___X___ |
______ |
| 10. Orchardgrass |
___X___ |
______ |
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