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Question box : answers from scientists of the U.S. Department of Agriculture
Question box : answers from home economists of the U.S. Department of Agriculture
Education and research in agriculture and home economics in the United States
The principles of agriculture; a text-book for schools and rural societies
Economic analysis of total weed population management for irrigated agriculture : final report
History of the English landed interest; its customs, laws and agriculture
New special price list for County agents and vocational agriculture teachers
List of publications of the Biological Survey, Department of Agriculture. 1907
Elementary principles of agriculture; a text book for the common schools
Primary agriculture and practical arithmetic for use in the county schools