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Soils, Soil Erosion, Soil Conservation & Crop Management

Description: Photograph of alkali spots. Alkali spots forming after 2 tons of gypsum was applied in 1956. Before planting, the area on the left of drain remained untreated. The area to the right of the terrace was treated in 1957, applying 2 tons of gypsum per acre. Henry Kedding is present in the photo. OK-652-2.
Date: March 4, 1958
Creator: Maxwell, A. J.
Item Type: Refine your search to only Photograph
Partner: Oklahoma Conservation Historical Society

Alkali Spots in Field

Description: Photograph of Henry Kedding standing on an alkali spot after 2 tons of gypsum was applied to field in 1956. Directly behind Kedding, are several buildings and structures, which include houses, barns, and silos. The back of the photograph proclaims, “Alkali spot after 2 tons of Gypsum was applied in 1956. Before planting, area on left of drain untreated. Right of terrace treated in 1957 – 2 tons per acre. Henry Kedding in photo.“
Date: March 4, 1958
Creator: Maxwell, A. J.
Item Type: Refine your search to only Photograph
Partner: Oklahoma Conservation Historical Society

Comparison of Treated and Untreated Soil With Gypsum

Description: Photograph of Henry Kedding standing in a field both treated and untreated with gypsum. The area has significant Alkali spots deposits from applied gypsum. The back of the photograph proclaims, "Comparison of treated and untreated soil with gypsum. Area in foreground treated with 2 tons of Gypsum per acre in 1956. Area in background untreated."
Date: March 4, 1958
Creator: Maxwell, A. J.
Item Type: Refine your search to only Photograph
Partner: Oklahoma Conservation Historical Society
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