Browse Items · Iowa Heritage Digital Collections

Sediment collection in the ditch.

Sediment collection in the ditch in Elk Township; Delaware County, Iowa.

Tags: Agriculture, Delaware County Iowa, Farmland, Soil and Water Conservation

Sediment at the bottom of the hill in Colony Township; Delaware County, Iowa.

Tags: Agriculture, Delaware County Iowa, Erosion, Farmland, Soil and Water Conservation

Tags: Agriculture, Big Spring Basin, Delaware County Iowa, Farmland, Soil and Water Conservation

Various news articles for the Rotary Club Tour, 1949.

Tags: Agriculture, Delaware County Iowa, Farmland, Rotary Club Tour, Soil and Water Conservation

Tags: Agriculture, Delaware County Iowa, Elk Township, Farmland, Rill Erosion, Soil and Water Conservation

Tags: Agriculture, Delaware County Iowa, Delhi Township, Farmland, Rill Erosion, Soil and Water Conservation

Tags: Agriculture, Delaware County Iowa, Farmland, Soil and Water Conservation

Tags: Agriculture, Delaware County Iowa, Farmland, Soil and Water Conservation

Tags: Delaware County Fair, Delaware County Iowa, Soil and Water Conservation

Ray Wycoff (holding rod) and George Carlson (taking notes) assessing soil conditions in Delaware County, Iowa.

Tags: Agriculture, Delaware County Iowa, Farmland, George Carlson, Ray Wycoff, Soil and Water Conservation