Henry F. Holtz

Born 1880-01-01

Died 1931-01-01

Identifiers

• Open LibraryOL5311143A

Top Subjects

• Plants -- Effect of calcium on (1)
• Plants -- Effect of phosphorus on (1)
• Soils -- Washington (State) -- Calcium content (1)
• Soils -- Washington (State) -- Phosphorus content (1)