The Online Books Page

Books by C. E. Beer:

Books in the extended shelves:

• Beer, C. E. (Craig Eugene), 1927-: Interrelationships of plant population, soil moisture and soil fertility in determining corn yields on Colo clay loam at Ames, Iowa (Ames, Iowa : Agriculture and Home Economics Experiment Station, Iowa State University of Science and Technology, 1967), also by W. D. Shrader and Roland Karl Schwanke (page images at HathiTrust)
• Beer, C. E. (Craig Eugene), 1927-: Irrigated corn yields in the north central region of the United States (Iowa Agriculture and Home Economics Experiment Station, Iowa State University of Science and Technology, 1970), also by D. J. Wiersma (page images at HathiTrust)
• Beer, C. E. (Craig Eugene), 1927-: Response of corn yields in a planosol soil to surface drainage, cropping system and variable fertilizer treatments (Agricultural and Home Economics Experiment Station, Iowa State University of Science and Technology, 1961), also by H. T. David and W. D. Shrader (page images at HathiTrust)
• Beer, C. E. (Craig Eugene), 1927-: Yield response of corn in a planosol soil to subsurface drainage with variable tile spacings (Agricultural and Home Economics Experiment Station, Iowa State University of Science and Technology, 1965), also by H. P. Johnson and W. D. Shrader (page images at HathiTrust)

Find more by C. E. Beer at your library, or elsewhere.