Land Clearance, Cultivation & Brush and Weed Control

Photograph of range cover evaluation plot # 173, in poor condition. Range on red shale hills site (soil unit 24-RR) had 1288 pounds of threeawn grass cover per acre, which was 48% effective in controlling soil splash. Detectability was 28% and the splash itself amounted to 17,869 pounds per acre. OK-10-632.
Date: November 7, 1949
Creator: Osborn, Ben
System: The Gateway to Oklahoma History

Red Shale Hills Site in Poor Condition

Photograph of the Red Shale Hills site (soil unit 24-RR) in poor condition, cover mainly of threeawn and weeds amounting to 1800 lb. per acre. The grass clumps are conspicuously tussocked by erosion of the exposed areas between.
Date: November 4, 1949
Creator: Osborn, Ben O.
System: The Gateway to Oklahoma History

Land Clearance, Cultivation & Brush and Weed Control

Photograph of range cover evaluation plot # 164, in excellent condition. Range on red shale hills site (soil unit 24-RR) had 4528 pounds of sideoats grama grass cover per acre, which was 97% effective in controlling soil splash. Detectability was 32% and the splash itself amounted to 1,248 pounds per acre. OK-10-634.
Date: November 1, 1949
Creator: Osborn, Ben
System: The Gateway to Oklahoma History