Browse Items (18 total)
Series of aerial photograph maps dated 1983-05 of wetlands in Poweshiek County. Technical responsibility notations dated 1990. Towns included: Newburg, Grinnell(North & South), Searsboro, Sheridan, Malcolm, Montezuma, Belle Plaine SW, Brooklyn,…
An outline of how to utilize neighborhood group action for conservation purposes.
Hardin County Soil Map at various editorial stages. Map highlights I-V soil areas and associated acres.