The Online Books Page

Books by O. R. Mathews:

Books in the extended shelves:

• Mathews, O. R. (Oscar Roland), 1890-: Cultural practices for sorghums and miscellaneous field crops at the Southern Great Plains Field Station, Woodward,, Okla. (U.S. Dept. of Agriculture, 1955), also by L. F. Locke (page images at HathiTrust)
• Mathews, O. R. (Oscar Roland), 1890-: Dry land crops at the Dalhart (Texas) Field Station (U.S. Dept. of Agriculture, 1940), also by B. F. Barnes (page images at HathiTrust)
• Mathews, O. R. (Oscar Roland), 1890-: Implements and methods of tillage to control soil blowing on the northern Great Plains (U.S. Dept. of Agriculture, 1954) (page images at HathiTrust)
• Mathews, O. R. (Oscar Roland), 1890-: Relation of cultural practices to winter wheat production, Southern Great Plains Field Station, Woodward, Okla. (U.S. Dept. of Agriculture, 1953), also by L. F. Locke (page images at HathiTrust)
• Mathews, O. R. (Oscar Roland), 1890-: Relation of the depth to which the soil is wet at seeding time to the yield of spring wheat on the Great Plains (U.S. Dept. of Agriculture, 1940), also by John S. Cole (page images at HathiTrust)
• Mathews, O. R. (Oscar Roland), 1890-: Results of field crop, shelterbelt, and orchard investigations at the United States Dry Land Field Station, Ardmore, S.Dak, 1911-32 (U.S. Dept. of Agriculture, 1937), also by Verner I. Clark (page images at HathiTrust)
• Mathews, O. R. (Oscar Roland), 1890-: Soil and crop studies at the Big Spring (Texas) Field Station, 1916-53 (U.S. Dept. of Agriculture, 1957), also by F. E. Keating (page images at HathiTrust)
• Mathews, O. R. (Oscar Roland), 1890-: Soil moisture and winter wheat with suggestions on abandonment (Agricultural Experiment Station, Kansas State College of Agriculture and Applied Science, 1936), also by A. L. Hallsted (page images at HathiTrust)
• Mathews, O. R. (Oscar Roland), 1890-: Storage of water in soil and its utilization by spring wheat (U.S. Dept. of Agriculture, 1923), also by E. C. Chilcott and United States Department of Agriculture (page images at HathiTrust)
• Mathews, O. R. (Oscar Roland), 1890-: Summer fallow at Ardmore, S. Dak. (U.S. Dept. of Agriculture, 1932), also by Verner I. Clark (page images at HathiTrust)
• Mathews, O. R. (Oscar Roland), 1890-: Use of water of spring wheat on the Great Plains (U.S. Dept. of Agriculture, 1923), also by John S. Cole and E. C. Chilcott (page images at HathiTrust)
• Mathews, O. R. (Oscar Roland), 1890-: Water penetration in the gumbo soils of the Belle Fourche Reclamation Project (U.S. Dept. of Agriculture, 1916) (page images at HathiTrust)
• Mathews, O. R. (Oscar Roland), 1890-: Winter wheat and sorghum production in the southern Great Plains under limited rainfall (U.S. Dept. of Agriculture, 1938), also by L. A. Brown (page images at HathiTrust)

Find more by O. R. Mathews at your library, or elsewhere.