USGS - science for a changing world

Northern Prairie Wildlife Research Center

  Home About NPWRC Our Science Staff Employment Contacts Common Questions About the Site

Classification of Natural Ponds and Lakes
in the Glaciated Prairie Region

Plate 30

gif -- Tillage Ponds (T-4) in Cultivated Cropland
Plate 30. Tillage ponds (T-4) in cultivated cropland. Indicator plant species were not present. June 14, 1968, Barnes County, N. Dak.

Previous Section -- Plate 29
Return to Contents
Next Section -- Plate 31

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo logo U.S. Department of the Interior | U.S. Geological Survey
Page Contact Information: Webmaster
Page Last Modified: Saturday, 02-Feb-2013 07:00:04 EST
Sioux Falls, SD [sdww55]