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Browsing by Author "Powers, W. L. (Wilbur Louis), b. 1887"

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Browsing by Author "Powers, W. L. (Wilbur Louis), b. 1887"

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  • Care, use and economic value of farm manure 
    Powers, W. L. (Wilbur Louis), b. 1887; Ruzek, C. V. (Charles Vladis), 1887-; Oregon State Agricultural College. Agricultural Experiment Station ([Corvallis, Or.] : Agricultural Experiment Station, Oregon State Agricultural College, 1931-06)
  • Climate and its relation to agriculture : Corvallis, Oregon, area, 1889-1950 
    Oregon State College. Agricultural Experiment Station; Powers, W. L. (Wilbur Louis), b. 1887 ([Corvallis, Or.] : Agricultural Experiment Station, Oregon State College, 1950-08)
  • Composition, rating and conservation of Willamette Valley soils 
    Oregon State College. Agricultural Experiment Station; Powers, W. L. (Wilbur Louis), b. 1887; Ruzek, C. V. (Charles Vladis), 1887-1968; Jones, J. S. (J. Shirley), 1876- (Corvallis, Or. : Agricultural Experiment Station. Oregon State College., 1939-07)
  • Crop rotation and soil fertility 
    Powers, W. L. (Wilbur Louis), b. 1887; Oregon Agricultural College. Experiment Station; Ruzek, C. V. (Charles Vladis), 1887- ([Corvallis, Or.] : Oregon Agricultural College, Experiment Station, 1923-06)
  • Drainage and improvement of wet land 
    Powers, W. L. (Wilbur Louis), b. 1887; Oregon State Agricultural College. Agricultural Experiment Station (Corvallis, Or. : Agricultural Experiment Station, Oregon State Agricultural College, 1931-01)
  • Drainage and improvement of white land and similar wet land 
    Powers, W. L. (Wilbur Louis), b. 1887; Oregon Agricultural College. Experiment Station ([Corvallis, Or.] : Oregon Agricultural College, Experiment Station, 1927-06)
  • Drainage and improvement of white land and similar wet land 
    Powers, W. L. (Wilbur Louis), b. 1887; Oregon Agricultural College. Experiment Station (Corvallis, Ore. : Oregon Agricultural College, Experiment Station, 1923-06)
  • The drainage of "white land" and other wet lands in Oregon 
    Oregon Agricultural College. Experiment Station; Powers, W. L. (Wilbur Louis), b. 1887; Teeter, T. A. H. (Thomas Anderson Hendricks), b. 1886 (Corvallis, Or. : Oregon Agricultural College. Experiment Station, 1916-07)
  • Drainage practices for Oregon 
    Oregon State College. Agricultural Experiment Station; Powers, W. L. (Wilbur Louis), b. 1887; King, Arthur Solomon, 1906-1972 (Corvallis, Or. : Agricultural Experiment Station. Oregon State College., 1950-11)
  • Duty of water in irrigation 
    Oregon Agricultural College. Experiment Station; Powers, W. L. (Wilbur Louis), b. 1887 (Corvallis, Or. : Oregon Agricultural College. Experiment Station, 1920-01)
  • The economic limit of pumping for irrigation : with special reference to Willamette Valley 
    Oregon State Agricultural College. Agricultural Experiment Station; Powers, W. L. (Wilbur Louis), b. 1887 (Corvallis, Or. : Agricultural Experiment Station. Oregon State Agricultural College., 1928-07)
  • The economical use of irrigation water 
    Oregon Agricultural College. Experiment Station; Powers, W. L. (Wilbur Louis), b. 1887 (Corvallis, Or. : Oregon Agricultural College. Experiment Station, 1917-01)
  • Farm drainage 
    Oregon Agricultural College. Experiment Station; Powers, W. L. (Wilbur Louis), b. 1887; Cretcher, Ward, 1893-1921 (Corvallis, Or. : Oregon Agricultural College. Experiment Station, 1921-06)
  • Identification and productivity of western Oregon soil types 
    Powers, W. L. (Wilbur Louis), b. 1887; Torgerson, E. F. (Edward Fritchoff), 1888-; Dannen, E. V. (Eugene Verle), 1914-; Oregon State College. Agricultural Experiment Station (Corvallis : Agricultural Experiment Station, Oregon State College, 1948)
  • The improvement and irrigation requirement of wild meadow and Tule land 
    Oregon Agricultural College. Experiment Station; Powers, W. L. (Wilbur Louis), b. 1887; Johnston, W. W. (William Waters), 1896- (Corvallis, Or. : Oregon Agricultural College. Experiment Station, 1920-01)
  • Irrigation and soil-moisture investigations in western Oregon 
    Oregon Agricultural College. Experiment Station; Powers, W. L. (Wilbur Louis), b. 1887 (Corvallis, Or. : Oregon Agricultural College. Experiment Station, 1914-08)
  • Irrigation of alfalfa 
    Oregon Agricultural College. Experiment Station; Powers, W. L. (Wilbur Louis), b. 1887; Johnston, W. W. (William Waters), 1896- (Corvallis, Or. : Oregon Agricultural College. Experiment Station, 1922-03)
  • Irrigation of potatoes 
    Oregon Agricultural College. Experiment Station; Powers, W. L. (Wilbur Louis), b. 1887; Johnston, W. W. (William Waters), 1896- (Corvallis, Or. : Oregon Agricultural College. Experiment Station, 1920-08)
  • Irrigation requirement of arable Oregon soils 
    Oregon State College. Agricultural Experiment Station; Powers, W. L. (Wilbur Louis), b. 1887; Lewis, M. R. (Mortimer Reed), 1886- (Corvallis, Or. : Oregon State System of Higher Education, Agricultural Experiment Station. Oregon State College., 1941-06)
  • Land capability for soil and water conservation in Oregon 
    Oregon State College. Agricultural Experiment Station; Hill, William W.; Powers, W. L. (Wilbur Louis), b. 1887 (Corvallis, Or. : Agricultural Experiment Station. Oregon State College., 1953-01)

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