Complete Research Program, European Corn Borer, 1929 United States. Bureau of Entomology Published: 1929 Total Pages: 180 Get eBook
Report of the Third Annual Conference on European Corn Borer Research. Washington, D.C., January 2, 1929 Published: 1929 Total Pages: 84 Get eBook
Experiment Station Record U.S. Office of Experiment Stations Published: 1932 Total Pages: 1040 Get eBook
Dictionary Catalog of the National Agricultural Library National Agricultural Library (U.S.) Published: 1967 Total Pages: 776 Get eBook
The Official Record of the United States Department of Agriculture United States. Department of Agriculture Published: 1927 Total Pages: 900 Get eBook
Department of Agriculture Appropriation Bill United States. Congress. House. Committee on Appropriations Published: 1930 Total Pages: 1590 Get eBook
Hearings [Agriculture Dept.] United States. Congress. House. Committee on Appropriations Published: 1932 Total Pages: 2334 Get eBook
