11. Dairy chemistry: a practical handbook for dairy chemists and others having control of dairies Creator: Richmond, Henry Droop. Collection: Core Historical Literature of Agriculture Publisher: C. Griffin & company, limited, Publication Place: London : Date: 1920 Format: Book
12. Fertilizers and crop production Creator: Van Slyke, Lucius L. 1859-1931 Collection: Core Historical Literature of Agriculture Publisher: Orange Judd Publishing Company, Inc., Publication Place: New York : Date: 1932 Format: Book
13. A source book of agricultural chemistry Creator: Browne, Charles Albert, 1870-1947. Collection: Core Historical Literature of Agriculture Publisher: G.E. Stecher, Publication Place: New York City : Date: 1944 Format: Book
14. An introduction to agricultural chemistry Creator: Comber, Norman Mederson, 1888- Collection: Core Historical Literature of Agriculture Publisher: Longmans, Green & Co., Publication Place: New York : Date: 1947 Format: Book
15. Cation exchange in soils Creator: Kelley, Walter Pearson, 1878- Collection: Core Historical Literature of Agriculture Publisher: Reinhold Pub. Corp., Publication Place: New York : Date: 1948 Format: Book
16. Soil fertility Creator: Malherbe, Izak Devilliers, 1888- Collection: Core Historical Literature of Agriculture Publisher: Oxford University Press, Publication Place: London : Date: 1948 Format: Book
17. Soil fertility diagnosis and control for field, garden, and greenhouse soils Creator: Spurway, Charles Henry. Collection: Core Historical Literature of Agriculture Publisher: Edwards Brothers, Inc., Publication Place: [Ann Arbor, Mich. : Date: 1948 Format: Book