Soils, Soil Erosion, Soil Conservation & Crop Management

Photograph of soil. Sample of soil, Unit 70. Showing plowman condition.
Date: July 19, 1955
Creator: McConnell, John
System: The Gateway to Oklahoma History

Soils, Soil Erosion, Soil Conservation & Crop Management

Photograph of a mound of dark soil held in the hand of someone out-of-frame (to the right). There is a field and an automobile visible but out of focus in the background. Printed description on the back: "Soil. Sample of soil, Unit 70."
Date: July 19, 1955
Creator: McConnell, John
System: The Gateway to Oklahoma History

Soils, Soil Erosion, Soil Conservation & Crop Management

Photograph of a mound of dark soil held in the hand of someone out-of-frame (to the left). There is a field visible but out of focus in the background. Printed description on the back: "Soil. Sample of soil, Unit 70."
Date: July 19, 1955
Creator: McConnell, John
System: The Gateway to Oklahoma History

Soil Plowpan Condition

Photograph of sample of soil Unit 70, showing plowpan condition.
Date: July 19, 1955
Creator: McConnell, John
System: The Gateway to Oklahoma History