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Nebraska Soils Field Trip - Virginia Tech

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Seq. #<br />

4th IUSS Soil Classification Conference <strong>Field</strong> Tour Guidebook<br />

Horizon<br />

depth<br />

(cm) Tour Book Tour<br />

Soil Taxonomy<br />

1 0 10 Ap1 ~ mollic epipedon<br />

2 10 23 Ap2 ~ mollic epipedon<br />

mollic epipedon,<br />

3 23 40 Bt1 ~ argillic horizon<br />

World Reference<br />

Base<br />

Diagnostic characteristics of<br />

Soil Taxonomy<br />

Soil Taxonomy<br />

World Reference<br />

Base<br />

anthric horizon,<br />

mollic horizon<br />

anthric horizon,<br />

mineral soil material mineral material<br />

mollic horizon<br />

mollic horizon,<br />

mineral soil material mineral material<br />

argic horizon relict redoximorphic features relict stagnic colour pattern<br />

mineral soil material mineral material<br />

4 40 61 Bt2 ~ argillic horizon argic horizon relict redoximorphic features relict stagnic colour pattern<br />

mineral soil material mineral material<br />

5 61 88 Bt3 ~ argillic horizon argic horizon relict redoximorphic features relict stagnic colour pattern<br />

mineral soil material mineral material<br />

lithologic discontinuity at 160 cm, lithological discontinuity at 160 cm,<br />

6 88 160 Bt4 ~ argillic horizon argic horizon relict redoximorphic features relict stagnic colour pattern<br />

mineral soil material mineral material<br />

7 160 186 2Btkb1 ~<br />

8 186 240 2Btkb2 ~<br />

9 240 279 2Btkb3 ~<br />

10 279 301 3Btkb ~<br />

11 301 330 4Btb ~<br />

12 330 420 4Btkb1 ~<br />

13 420 500 4Btkb2 ~<br />

Horizon designation Diagnostic horizon Diagnostic characteristics or properties<br />

Diagnostic materials<br />

Diagnostic properties of<br />

World Reference Base<br />

buried argillic<br />

identifiable secondary carbonates,<br />

horizon buried argic horizon relict redoximorphic features relict gleyic colour pattern<br />

mineral soil material mineral material<br />

buried argillic<br />

identifiable secondary carbonates,<br />

horizon buried argic horizon relict redoximorphic features relict gleyic colour pattern<br />

mineral soil material mineral material<br />

identifiable secondary carbonates, secondary carbonates,<br />

buried argillic<br />

lithologic discontinuity at 279 cm, lithological discontinuity at 279 cm,<br />

horizon buried argic horizon relict redoximorphic features relict oximorphic colours<br />

mineral soil material mineral material<br />

identifiable secondary carbonates, secondary carbonates,<br />

buried argillic<br />

lithologic discontinuity at 301 cm, lithological discontinuity at 301 cm,<br />

horizon<br />

buried argillic<br />

buried argic horizon relict redoximorphic features relict gleyic colour pattern<br />

mineral soil material mineral material<br />

horizon buried argic horizon relict redoximorphic features relict gleyic colour pattern<br />

mineral soil material mineral material<br />

buried argillic<br />

relict redoximorphic features, relict gleyic colour pattern,<br />

horizon buried argic horizon identifiable secondary carbonates secondary carbonates<br />

mineral soil material mineral material<br />

buried argillic<br />

relict redoximorphic features, relict gleyic colour pattern,<br />

horizon buried argic horizon identifiable secondary carbonates secondary carbonates<br />

mineral soil material mineral material<br />

38

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