This community houses work produced by South Dakota State University graduate students. The collection includes both born digital ETDs, and digitized versions of printed theses and dissertations from 1883 to 2012.
Due to copyright restrictions, the collection contains both open access and university access theses and dissertations. University access items are only available to SDSU users, and on-campus visitors. Non-SDSU users wishing to access restricted materials may request items through their institution’s interlibrary loan services.

Open PRAIRIE strives to confirm that all open access items are clear of any copyright restrictions. Works in Open PRAIRIE are made available exclusively for educational purposes such as research or instruction. Literary rights, including copyright for published works held by the creator(s) or their heirs, or other third parties may apply. All rights are reserved unless otherwise indicated by the copyright owner(s).
Please contact the Institutional Repository Coordinator, Michael Biondo, with any issues, or questions concerning copyright infringement in this collection.

Finally, the development of this collection is ongoing. If you are a former South Dakota State University graduate student and wish to include your work in Open PRAIRIE, please contact us.

  • Theses and Dissertations in this collection are also housed in their departmental communities.
  • All signatures have been redacted.
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    ETDS from 1950

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    A Study of the Conditions Affecting Costs of Delivering Electricity to Rural Areas Through Central-station Service, Frank Wiersma

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    Effect of Wind Variation on Distribution Pattern of Slow Revolving Sprinkler Heads, John L. Wiersma

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    Farm Tenure Patterns and the Family Circle, Fred A. Wiswall

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    A financial summary and an Enrollment-trend Survey of the Colman Independent School for the Ten-year Period for School Year 1939-1940 Through Year 1948-1949, H. W. Woodward

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    A Survey of the Microflora Obtained by Flushing the Normal Bovine Uterus, Johannah Jane Wulf

    ETDS from 1949

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    A Method of Measuring the Quantity of X-Radiation, J. Norman Cheadle

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    Correction Factors for Adjusting Weights of Range Calves to a Constant Age, Christian Alfred Dinkel

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    The Effect of Wrapping Material on Freezing Rate, Quality and Cooking Losses of Beef Frozen and Stored in Home Freezer Units, James Robert Dynes

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    A Study Comparing the Educational Proficiency of Students from High Schools with Eight or Less Teachers, Nine to Sixteen Teachers, and Over Sixteen Teachers Who Attended South Dakota State College as Freshmen During the School Year of 1940-1941, David W. Evans

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    The Effect of Age of Gilt on Size of Litter, Clifford Inman Iverson

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    The Apparent Digestibility by Sheep of Prairie Hay Harvested at Three Stages of Maturity, Robert Manseau Jordan

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    Devitalization of Weed and Cereal Seeds by a Radio Frequency Generator, Dwight Lambert

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    A Study of the Heel Flies, Hypodermia Lineatum Devillers and Hypoderma Novis DeGeer, in South Dakota, John A. Lofgren

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    Systems of Producing Fat Yearlings for South Dakota, William Clark McCone

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    A Study of the Marketing of Feeder Cattle and Calves by the Farmers and Ranchers of South Dakota, 1947, Charles C. Micheel

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    A Study of the Mechanical and Economical Problems Involved in Converting a Farm Tractor from Gasoline Fuel Type to a Liquified Petroleum Type, Dennis Leroy Moe

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    Stress Analysis by Photoelastic Methods, Herald K. Palmer

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    Separation of the Selenium Compounds in Seleniferous Plant Protien Hydrolysates by Paper Partition Chromatography, Arnold L. Smith

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    The Apparent Digestibility by Steers of a Wintering Ration Consisting of Prairie Hay Cut at Three Different Stages of Maturity Supplemented with Oats and Soybean Oil Meal, George Emmett Staples

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    An Amplidyne Voltage Regulator, Junis Oliver Storry

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    Cytological Observations of the F1 and Two Backcross Generations of T.Vulgare X Agropyron Spp., Donald L. Thompson

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    An Improved Method for the Determination of Crude Fiber and Nitrogen Extract of Feeds, Robert Alvin Wilcox

    ETDS from 1948

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    Lignin, Cellulose and Crude Fiber Changes in Maturing Western Wheatgrass: (Agropyron smithii Rybd.), Chester R. Anderson

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    An Analysis and Interpretation of the Results of the Iowa Every-Pupil Test in Correctness in Writing as Evidenced by Brookings, S. Dak. High School and a Lesser Analysis and Interpretation of the Understanding Basic Social Concepts Test, Virgil A. Bell

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    Responses of Oats and Barley to 2.4-Dichlorophenoxyacetic Acid (2.4-D), Lyle A. Derscheid