Series of color photographs of participants at a informational meeting on soil health. Instrument held in photos is a soil probe used during a soil survey. Gentleman in white shirt is soil scientist, Robin Wisner. (6)
One man is driving a tractor while others look on in the distance. The Agricultural Engineering students are learning how to layout, build and check terraces on farm land for erosion control.
One man is driving a tractor while others look on in the distance. The Agricultural Engineering students are learning how to layout, build and check terraces on farm land for erosion control.
Official document from State of Iowa Secretary of State recognizing the Poweshiek County Soil Conservation District as a governmental subdivision of the State.
