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Last edited by RenameBot
September 13, 2008 | History
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W. L. Powers

We need a photo of W. L. Powers

Born 1887

41 works Add another?

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  • Cover of: Land drainage

    First published in 1922 4 editions in 1 language — 3 previewable Cover of edition landdrainage00powerich Cover of edition landdrainage00teetgoog
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  • Cover of: Drainage and improvement of white land and similar wet land

    First published in 1923 2 editions in 1 language
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  • Cover of: Irrigation and soil-moisture investigations in western Oregon

    First published in 1915 2 editions in 1 language
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  • Cover of: Report on the agricultural and economic phases of the Jordan Valley Irrigation District to the State Reclamation Commission of Oregon

    First published in 1931 2 editions in 1 language
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  • Cover of: Twenty-five years of supplemental irrigation investigations in Willamette Valley

    First published in 1932 2 editions in 1 language
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  • Cover of: Care, use and economic value of farm manure

    First published in 1931 1 edition in 1 language
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  • Cover of: Composition, rating, and conservation of Willamette Valley soils

    First published in 1939 1 edition in 1 language
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  • Cover of: Composition and rating of Willamette Valley soils

    First published in 1940 1 edition in 1 language
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  • Cover of: Contributions of soil science to the welfare of Oregon

    First published in 1940 1 edition in 1 language
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  • Cover of: Crop rotation and soil fertility

    First published in 1923 1 edition in 1 language
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  • Cover of: Drainage and improvement of wet land

    First published in 1931 1 edition in 1 language
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  • Cover of: drainage of irrigated lands

    First published in 1922 1 edition in 1 language
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  • Cover of: drainage of "white land" and other wet lands in Oregon

    First published in 1916 1 edition in 1 language
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  • Cover of: Drainage practices for Oregon

    First published in 1950 1 edition in 1 language
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  • Cover of: Duty of water in irrigation

    First published in 1920 1 edition in 1 language
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  • Cover of: economical use of irrigation water

    First published in 1917 1 edition in 1 language
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  • Cover of: Farm drainage

    First published in 1921 1 edition in 1 language
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  • Cover of: Fundamental principles of modern irrigation practice

    1 edition in 1 language
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  • Cover of: Identification and productivity of western Oregon soil types

    First published in 1948 1 edition in 1 language
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  • Cover of: improvement and irrigation requirement of wild meadow and Tule land

    First published in 1920 1 edition in 1 language
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We need a photo of W. L. Powers

Born 1887
Subjects
Irrigation, Soils, Drainage, Soil fertility, Soil moisture, Reclamation of land, Research, Water duties, Waterlogging (Soils), Alfalfa, Alkali lands, Analysis, Classification, Crop rotation, Economic aspects of Irrigation, Economic conditions, Effect of sulphur on, Farm manure, Irrigation pumps, Irrigation water, Irrigation, United States: Northwest, Marshes, Meadows, Measurement, Plants
Places
Oregon, Willamette River Valley, Deschutes County, Jordan River Valley, Or Jordan Valley, Umatilla County, Western Oregon

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ID Numbers

  • OLID: OL2259746A

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History

Download catalog record: RDF / JSON
September 13, 2008 Edited by RenameBot fix author name
April 1, 2008 Created by an anonymous user initial import