Erosion on roads and adjacent lands
Series: Leaflet / United States Department of Agriculture -- no. 164; Leaflet (United States. Dept. of Agriculture) -- no. 164
Publisher: U.S. Dept. of Agriculture
Published: 1950
Place of publication: Washington, D.C
Language: por
Translated from: eng
Subjects: Erosion; Roads; Soil conservation
Notes: Translated from English to Portuguese.