1. A quarter century of progress in sugar beet improvement by the Great Western Sugar Company;Brewbaker,1950
2. A critical study of family and group breeding methods for sugar beets;Brewbaker,1938
3. A preliminary test of the efficiency of a modified gamete-selection method for breeding sugarbeets;Brewbaker,1948
4. A breeding procedure designed to make maximum use of both general and specific combining ability;Comstock;Agron. J.,1949
5. Improvement of the sugarbeet;Coons,1936