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STUDENT I.D. NO. _____ STUDENT NAME ______________ SCORE: _____ Points: 100
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SOIL EVALUATION
(5 points each) |
| __________ |
1. Surface Texture |
| A. Sand |
| B. Sandy loam |
| C. Loam or silt loam
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| D. Clay loam or silty clay loam |
| E. Clay or silty clay |
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| __________ |
2. Chert and gravel content of surface layer |
| 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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| __________ |
3. Slope (between 50' stakes in field) |
| 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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| __________ |
4. Depth of soil (or zone) limiting rooting depth |
| A. 40 - 60+ in. deep or very deep |
| C. 10 - <20 in. shallow |
| B. 20 - <40 in. |
| D. 0 - <10 in. very shallow
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| __________ |
5. Drainage class |
| A. Very poorly drained |
| B. Poorly drained |
| C. Somewhat poorly drained |
| D. Moderately well drained
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| E. Well drained |
| F. Somewhat excessively drained |
| G. Excessively drained |
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| __________ |
6. Depth of surface layer (The A Horizons) |
| A. <3 inches |
| C. 7 - 10 inches |
| B. 3 - <7 inches |
| D. >10 inches
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| __________ |
7. Permeability of most limiting layer or to 60 inches |
| 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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| __________ |
8. Available water capacity to most limiting layer (fragipan or bedrock) or to 60 inches. |
| A. 0 - <3 very low |
| B. 3 - <6 low |
| C. 6 - <9 moderate
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| D. 9 - <12 high |
| E. >/= to 12 very high |
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| __________ |
9. Land capability class |
| 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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| __________ |
10. Major factors, if any, that keep area out of Class I |
| 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 | _____ | _____ |
| 2. Annual Lespedeza | _____ | _____ |
| 3. White or Ladino Clover | _____ | _____ |
| 4. Bermuda Grass | _____ | _____ |
| 5. Caucasian Bluestem | _____ | _____ |
| 6. Big Bluestem | _____ | _____ |
| 7. Reed Canary Grass | _____ | _____ |
| 8. Tall Fescue | _____ | _____ |
| 9. Kentucky Bluegrass | _____ | _____ |
| 10. Orchardgrass | _____ | _____ | |
| Revised: April 2004 |