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 1934

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    An Analysis of the Bank Credit Situation in South Dakota, Roy James Smith

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    The Effect of Fertilizer Applications on the Quality and the Quantity of the Oil in Flaxseed, Clarence O. Stockland

    ETDS from 1933

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    The Effects of Temperature and Pressure Variation on the Process of Cooking Foods, Benjamin M. Aldrich

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    Determination of the Limits and Accuracy of Potassium Ferricyanide as an Outside Indicator in the Determination of Iron and a Comparison of this Outside Indicator with Diphenylamine as an Inside Indicator, Eugene D. Burr

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    The Latex System in the Root of Taraxacum Officinale, Eleanor Kelton Evenson

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    An Investigation of the Reaction Between Ethylene Bromide and Magnesium, Charles E. Heacock

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    Reliability and Adequacy of South Dakota Farm Price Data, John Muehlbeier

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    The Influence of Feed and Sunshine on the Vitamin D Content of Cow’s Milk, Ben L. Robinson

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    A Key to Differentiate Nymphal Stages of Melanoplus Differentialis (Thomas) from Those of Melanoplus Bivittatus (Say), (Orthoptera); also, Descriptions of Instars and a Key for Identification of Nymphal Stages of these Two Species, Gerald Bishop Spawn

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    A Comparative Study of the Toxic Effects of Colloidal Arsenic and Certain Inorganic Arsenicals on the Grasshopper (Helanopus Differentialis), Nial K. Tidball

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    Social Adjustments of Physically Handicapped Persons, Marie Van Maanen

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    A Plant Efficiency Survey and Experimental Plant Results Obtained at The Sioux Falls Sewage Treatment Plant, Sioux Falls, S.D., Lowell A. Yost and Hans Jepson

    ETDS from 1932

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    Anatomical Study of Water Shoots and Ordinary Twigs, Dorothea I. Bingham

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    Some Effects of a Constant Temperature and Different Relative Humidities Upon Egg Laying of Melanoplus Bivittatus Scudder., Millard Jewell Hatten

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    Public Charities in Brookings County, South Dakota, Anna Foulks Hubbell

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    The Development of the Floral Organs of Glycyrrhiza Lepidota, Richard L. Matteson

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    Stress Investigation and Design Methods for Composite Beams Consisting of Concrete Slabs on Steel I-Beams, Hjalmer T. Person

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    The Morphology of the Seminal Vesicles, Accessory Glands, and the Ejaculatory Canal of Melanoplus Differentialis (Thomas) and an External Morphological and a Histological Study of the Seminal Vesicles, Accessory Glands, and Ejaculatory Canal of this Grasshopper, Wilbur T. Reierson

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    Juvenile Delinquency in Brookings County, South Dakota, Cathryn Schaefer

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    Farm Mortgage Experience of Life Insurance Companies Lending in South Dakota, Harry Allan Steele

    ETDS from 1931

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    Studies in the Life History of the Croton Bug, Blatella Germanica (Linnaeus), Laurence Adams Carruth

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    Greenhouse Studies on the Relationship of Age of Wheat Plants to Infection by Puccinia Graminis Tritici, George W. Eade

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    Certain Cultural Characteristics of Digitalis Pupurea, (Linne) with a Proposed Chemical Assay, Clark W, Eidsmoe

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    A General Discussion of Trichinella Spiralis (Owen), an Investigation of Infection of the Brown Rat, and a Life History Study of the Parasite in the White Rat, Carl A. Johnson

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    Discrepencies of Theory as Against Empirical Results of Critical Speeds of Circular Cross Sectioned Shafting, Vern Kilpatrick