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Erosion on Roads and Adjacent Lands.
Discusses the need to protect highway ditches in order to prevent soil erosion damage to public roads and farmlands.
Date:
September 1938
Creator:
Davis, Arnold M., 1902-
System:
The UNT Digital Library
Soil-Depleting, Soil-Conserving, and Soil-Building Crops.
Discusses soil conservation in a clear and concise manner. Discusses soil building, soil conserving, and soil depleting crops as well as the minerals to be found in soil.
Date:
September 1938
Creator:
United States. Bureau of Plant Industry.
System:
The UNT Digital Library