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Soils, Soil Erosion, Soil Conservation & Crop Management
Photograph of the appearance of delayed subtilled fallow plot immediately after the first cultivation. 3300 pounds of surface residue per acre, 56% of the original. TX-R-4, 1778.
Date:
July 25, 1950
Creator:
unknown
System:
The Gateway to Oklahoma History
Soils, Soil Erosion, Soil Conservation & Crop Management
Photograph of the appearance of subtilled fallow plot after four cultivations. Plot SM 6. 3500 pounds of surface residue per acre, 57% of the original. TX-R-4, 1781.
Date:
July 17, 1950
Creator:
unknown
System:
The Gateway to Oklahoma History