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: 1930 Total Pages: 1066 Get eBook
Experiment Station Record United States. Office of Experiment Stations Published: 1925 Total Pages: 1116 Get eBook
European Corn Borer United States. Congress. House. Committee on Agriculture Published: 1928 Total Pages: 156 Get eBook
Report of the Joint Committee on the European Corn Borer Joint committee on the European corn borer Published: 1927 Total Pages: 24 Get eBook
The Official Record of the United States Department of Agriculture United States. Department of Agriculture Published: 1930 Total Pages: 420 Get eBook
