Frederick John Sievers

Born 1880-01-01

Identifiers

• Open LibraryOL5126016A

Top Subjects

• Soils -- Washington (State) (2)
• Loam soils (1)
• Silt loam (1)
• Soil management -- Washington (State) (1)
• Soil moisture (1)
• Soils -- Organic content (1)
• Soil fertility (1)