Biodiversity Heritage Library
By "Ruth, W. A. (Warren Albert), 1884-"
A study of the framework of the apple tree and its relation to longevity / by W.A. Ruth and Victor W. Kelley.
By: Ruth, W. A. (Warren Albert), - Kelley, Victor W. (Victor Wendell),
Publication info: [Urbana, Ill.] :University of Illinois Agricultural Experiment Station,.
Contributed by: University Library, University of Illinois Urbana Champaign