Introduction to the Field Trip
|
|
||
|
|
by Raymond R. Anderson |
1 |
|
|
|
|
|
|
A Brief History of Madison County
|
|
||
|
|
by John P. Pope |
3 |
|
|
|
|
|
|
Overview of Pennsylvanian Cyclothems in the Madison/Warren County Area |
|
||
|
|
by John P. Pope |
9 |
|
|
|
|
Paleogeography and Paleoclimate
|
9
|
|
|
|
Cyclothems
|
11
|
|
|
|
Conodont Distribution
|
13
|
|
|
|
Factors Controling Formation of
Cyclothems
|
15
|
|
|
|
References
|
16
|
|
|
|
|
|
The Control of Infiltration as a Mechanism for the Self-Regulation of
prairie Ecosystems: Preliminary
Studies at Rolling Thunder Prairie State Preserve, Warren County Iowa
|
|
||
|
|
by Steven H.
Emerman |
19 |
|
|
|
|
The Prairie as a Self-Regulating
System
|
19
|
|
|
|
Preliminary Results
|
21
|
|
|
|
References
|
22
|
|
|
|
|
|
|
|
|
|
|
Field Trip Stops |
|
||
|
Saturday April 29, 2000 |
|
||
|
|
Stop 1: Roadcut on the south edge of Winterset: Swope and Dennis
cyclothems |
|
|
|
|
|
by John P. Pope |
27 |
|
|
Stop 2. Cut on road to Waste Water Treatment Plant south of Winterset: Hertha, Exline, and Lost Branch cyclothems |
|
|
|
|
|
by John P. Pope |
31 |
|
|
Stop 3: Structural features observed at road cuts along Highway 169 north and south of the Middle River, Warren County. |
|
|
|
|
|
by Steven H. Emerman |
35 |
|
|
Stop 4. Bethany Falls Limestone and tunnel at Pammel State Park |
|
|
|
|
|
by John P. Pope |
39 |
|
|
Stop 5: Road cut east of
East Peru. Lost Branch? / Exline?, Hertha, and Swope cyclothems
|
|
|
|
|
|
by John P. Pope |
43 |
|
|
Stop 6. Ravine at Donna Phillips Farm east of East Peru roadcut: Lost Brach, ?Exline, Hertha cyclothems |
|
|
|
|
|
by John P. Pope |
47 |
|
|
Stop 7. Streamcut along Hwy. 92 east of Martensdale at Middle River: Swede Hollow Fm |
|
|
|
|
|
by Steven H. Emerman |
51 |
|
Sunday April 30, 2000 |
|
||
|
|
Stop 8: Rolling Thunder State Preserve, Warren County |
|
|
|
|
|
by Steven H. Emerman |
55 |
|
|
Stop 9:
Woodland Mound State Preserve |
|
|
|
|
|
by Steven H. Emerman |
57 |