Arthur Frederick Schalk

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Books

Bulletin

Arthur Frederick Schalk, R. S. Amadon

North Dakota Pure Seed Law

North Dakota Pure Seed Law

Henry Luke Bolley, Lawrence Root Waldron, Robert Lorenzo Webster, Orin Alva Stevens, Arthur Frederick Schalk, Albert Franklin Yeager, Theodore Ellinson Stoa

Bang's Disease (Bovine Infectious Abortion) and Abortion in Other Farm Livestock

Bang's Disease (Bovine Infectious Abortion) and Abortion in Other Farm Livestock

Arthur Frederick Schalk

The Influence of Energy Material Upon the Relation of Soil Microorganisms to Soluble Plant Food

The Influence of Energy Material Upon the Relation of Soil Microorganisms to Soluble Plant Food

Leunis Van Es, Edwin Fremont Ladd, John Henry Shepperd, C. J. T. Doryland, Harvey Oscar Werner, Joseph Waite Ince, Walter Harvest Peters, Arthur Frederick Schalk, W. B. Richards

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