Photograph of an open ditch showing water coming to siphon tubes and size of area being irrigated at one time.

Photograph of switchgrass planted in the spring of 1955, with fertilizer shown in pounds per acre. OK-395-1.

Photograph of Dr. Horace J. Hopper, Agriculture Director of the Samuel Roberts Foundation, right, discusses small grain variety test work being conducted by the Foundation in cooperation with the Oklahoma Agricultural Experiment Station. From left to right, Herbert R. Young, local Soil Conservation Service [SCS] Work Unit Conservationist [WUC]; Ray Walker, SCS State conservationist; D.G. Craig, SCS Agronomist for the South Great Plains States; Hershel Burris, Secretary, Oklahoma State Soil Conservationist Board; and, Dr. Harper. They were attending a soil conservation training conference for SCS personnel in South-Central Oklahoma. The program of training emphasized soil and crop management problems for the Cross-Timbers. OK-298-4.

Photograph of switchgrass. The switchgrass was planted on March 27, 1956. There was no moisture to germinate the seed until April 28. The fertilized part receive 100 pounds of 16-20-0 per acre. OK-395-6.

Photograph of Weeping Lovegrass. The switchgrass was planted on March 27, 1956. There was no moisture to germinate the seed until April 28. The fertilized part receive 100 pounds of 16-20-0 per acre. OK-395-5.

Photograph of a field of weeping lovegrass planted in the spring of 1955. The back of the photograph proclaims, "Weeping lovegrass planted in the spring of 1955. Fertilizer applied in the row as indicated."

Photograph of a field of weeping lovegrass planted March 27, 1956. The back of the photograph proclaims, "Weeping Lovegrass planted March 27, 1956. There was no moisture to germinate seed until April 28. Fertilized side received 100 lbs. of 16-20-0 per acre."

Photograph of Dr. Horace J. Hopper, Agriculture Director of the Samuel Roberts Foundation, right, discusses small grain variety test work being conducted by the Foundation in cooperation with the Oklahoma Agricultural Experiment Station. From left to right, Ray Walker, Soil Conservation Service [SCS] State conservationist; D.G. Craig, SCS Agronomist for the South Great Plains States; Hershel Burris, Secretary, Oklahoma State Soil Conservationist Board; and, Dr. Harper. They were attending a soil conservation training conference for SCS personnel in South-Central Oklahoma. The program of training emphasized soil and crop management problems for the Cross-Timbers. OK-298-5.

Photograph of Soil Conservation Service [SCS] Personnel. Selected SCS personnel attending a day of in-service agronomic training at the Samuel Roberts Noble Foundation, Ardmore, Oklahoma. Area Conservationists, with personnel from Areas V, VI, VII, VIII, and IX, were in attendance. Training conducted by the Agricultural Division staff of the Foundation. Emphasis was placed on soil and crop management problems of the Cross Timbers [referring to strip of land, a mix of prairie, savanna and woodland, that runs across southeastern Kansas, central Oklahoma and central Texas] with discussion on such subjects as: Breeding, and the Selection of Forage Grasses and Legumes; The Use of Fertilizers in Establishing Pasture Grasses; Tour of Headquarters Farm; Tour of Biomedical Division Laboratories; and Tour of Lone Grove Farm studying small grain variety tests, forage evaluation on Cross Timber soils; Deep Plowing Experiments; Cropping Systems and Fertilization; Pasture Establishment and Management; and Brush and Timber Control. Arrangements were made through Dave Rykar, in charge of Public Relations for the Foundation. OK-298-2.

Photograph of a gullied area. The “before” picture. Gullied area to be controlled by a diversion terrace. OK-395-10.

Photograph of irrigation of peanuts on the Earl Q. Gray farm.

Photograph of switchgrass. The switchgrass was planted in the spring of 1955 with fertilizer as shown in pounds per acre. OK-395-1.

Photograph of switchgrass. The switchgrass was planted on March 18, 1956. The fertilized part of planting received 100 pounds of 16-20-0 fertilizer per acre. OK-395-4.

Photograph of Weeping Lovegrass. The Weeping Lovegrass was planted on May 18, 1956. The fertilized part received 100 pounds of 16-20-0 fertilizer per acre as applied in the drill row. OK-395-7.

Photograph of Weeping lovegrass. Weeping lovegrass planted in the spring of 1955. Fertilizer applied in the row as indicated. OK-395-2.

Photograph of the effects of drought conditions on the Washita River looking east from Highway 18. The back of the photograph proclaims, "Drought Conditions. Washita River looking East from Highway 18. This is the first time in history that the Washita River has quit flowing."