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Soil Erosion of Crop Field
Photograph of small gully in field which is the direct result of improper farming methods. The rows of preceding crops have been planted up and down the slope.
Date:
November 6, 1937
Creator:
Slack, James N.
System:
The Gateway to Oklahoma History
Water Erosion Control
Photograph of partial control of large gully which was rapidly destroying 175 acres of valuable land. It was necessary to build large structure to supplement controlling the gully with Bermuda grass. Note grass holding to an 85 degree slope on the sides of the gully.
Date:
November 6, 1937
Creator:
Slack, James N.
System:
The Gateway to Oklahoma History
Grass, Legume and Forb Cultivation
Photograph of plot # 51, Red Plains Experiment Station. Of a uniform nursery plots showing complete cover of Bouteloua filliformia (T. 3111) with 19 plants per square foot. Other plots of this succession are comparable. No crabgrass in the plot. Erosion of 1 to 2%. OK-8319.
Date:
November 6, 1941
Creator:
Wolff, S. E.
System:
The Gateway to Oklahoma History
Water Conservation; Water Erosion; Flooding and Prevention
Photograph of the Calvary watershed; flooding in the residential area of Cordell, OK. This area is downstream from the proposed site [of?] the Calvary Creek watershed. OK-2221-6.
Date:
November 6, 1964
Creator:
unknown
System:
The Gateway to Oklahoma History