Tiedosto:Soil sci.jpgDescriptionSoil sci.jpg English: Soil scientist Source http://soils.usda.gov/education/resources/k_12/lessons/profile/soil_sci.jpg Author This file is
Tiedosto:Compilation of rainfall and runoff from terraces C5, C6, and C7 and watersheds C8 and W23 of the Central Piedmont Soil and Water Conservation Station, Statesville, N.C., 1933-38 (IA compilationofrai52harr).pdfPiedmont Soil and Water Conservation Station, Statesville, N.C., 1933-38 ( ) Author Harrold, L. L. (Lloyd L.), 1915- United States. Soil Conservation