{"identifier":"nobleid:/w1/20260521/F466C2DF","arkIdentifier":"ark:/48914/w1/20260521/F466C2DF","version":1,"workTitle":"The role of the state chemist in the development of the US fertilizer industry","workType":"Journal Article","authors":"Frank Johnson","description":null,"workUrl":null,"existingDoi":"10.1007/bf01049753","createdAt":"2026-05-21T16:13:47.148787Z","canonicalUrl":"https://nobleid.org/ark:/48914/w1/20260521/F466C2DF.v1"}