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.

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  • Theses and Dissertations in this collection are also housed in their departmental communities.
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    ETDS from 1937

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    Management of County-Owned Lands in Northwestern South Dakota: With Special Reference to Leasing Procedure, Charles W. Loomer

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    An Investigation of Some Addition Complexes of Magnesium Bromide with Organic Substances, John E. Martin

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    A Study of Business Activity in South Dakota, David Overacre Mesick

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    The Effects of Diets Containing Selenium in the Form of Seleniferous Grains and Inorganic Salts on the Blood Picture of the Dog and the Selenium Content of the Tissues and Organs of These Animals, Alvin L. Moxon

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    A Review of Certain Phases of Cosmetics, Dorothy Nelson

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    The Effect of Cultivation on Certain Chemical and Physical Properties of Some South Dakota Soils, Oscar E. Olson

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    The Relationship Existing Between the Extent of Education and the Relief Status of Rural Households in South Dakota, Vera Petheram

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    Dehiscence of the Fruit of Porulaca Grandiflora, Roland V. Rethke

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    Mortgage Loans on Farm Real Estate in Sample Areas in South Dakota, Howard C. Salvig

    ETDS from 1936

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    An Analysis of Crop Production in South Dakota by Types of Farming Areas, Warren Richards Bailey

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    Index Numbers of South Dakota Farm Prices, Leslie Max Brown

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    An Investigation into the Bromate Method of Manganese Determination, Ray A. Bunday

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    The Abortion of Essential Organs in the Imperfect Flowers of Benzoin Aestivale, Norris M. Paulson

    ETDS from 1935

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    Selenium in Proteins from Toxic Foodstuffs, Edgar Page Painter

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    An Analysis of the Expenditures of South Dakota Counties from 1919 to 1935, George H. Phillips

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    A Study of Economic Activity in South Dakota, Glenn Aldrich Scott

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    A Study of Inequalities in Farm Real Estate Assessment in South Dakota, Norman Victor Strand

    ETDS from 1934

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    Dissociation and Life Cycle of Bacillus Subtilis, Herbert C. Batson

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    A Study of the Sculpture of the Chorion of the Eggs of Eighteen South Dakota Grasshoppers (Acridiidae), Raymond Cecil Bushland

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    Trends of Property Taxes in Brookings County and in South Dakota from 1915 to 1938, Adlowe Lyle Larson

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    Reaction to Price Change by South Dakota Farmers, John Gordon McNeely

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    A Comparison of Certain Methods of Assay Oil of Chenopodium, Orville Peterson

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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

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    The Effect of a Varying Moisture Supply at Different Periods of Growth on the Development, Yield and Quality of Flax, William K. Soule

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    Comparative Metabolism of Several Calcareous Minerals in Poultry Feeding, John T. Tripp

    ETDS from 1930

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    A Study of the Farm Shop Curriculum, Robert B. Fall

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    A Traffic Survey of the City of Sioux Falls, South Dakota, George Everett Thompson

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    The Anatomy of the Germinating Bulbil of Lilium Tigrinum, Katherine Harris Tripp

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    Abortive Stamens and Carpels in Lychnis Alba, Gus B. Ulvin

    ETDS from 1928

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    The Origin of Adventitious Roots In Coleus, Ethel Belk

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    Reversal of Polarity In Some Woody Dicotyledonous Angiosperms, Ida J. Rude

    ETDS from 1926

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    The Relative Feeding Value of Ground Soybeans and Soybean Oilmeal for Milk and Butterfat Production by the Dairy Cow, Harold J. Brooks

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    Studies on the Epidemiology of Stem Rust in South Dakota, Raymond O. Bulger

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    An Investigation to Determine the Relative Feeding Value of Stacked Green Corn Compared to Corn Fodder; Corn Silage Plus Alfalfa Hay; and Alfalfa Hay Alone As A Preliminary Feed for Fattening Cattle, John Hetland

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    Recent Developments in X-Rays, Orville G. McMillan

    ETDS from 1925

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    A Chemical and Morphological Study of Grindelia Squarrosa (Pursh) Dunal, Marcus A. Chase

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    Resonance in Magnetically Coupled, Tuned Circuits, H. D. Craun

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    Quantitative Determination of the Elements in the Nodes and Internodes of Normal and Abnormal Corn Plants, Percy Danielson

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    The Relation of Respiration, Transpiration, and Loss of Weight to Surface Area and Number of Lenticles in Potato Tubers, Walter H. Michaels

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    The Influence of Starter on the Keeping Quality of Butter, J. Kenneth Muse

    ETDS from 1924

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    An Experimental Comparison of the Feeding Value of Soy Bean with Alfalfa Hay for Feeding Dairy Cows, Wilard R. Beall

    ETDS from 1923

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    The Relative Feeding Value of Soybean Meal Compared to Linseed Meal As A Protein Supplement for Dairy Cows for Milk and Fat Production, and Their Effect on the Quality of the Butter Fat, John R. Bollinger

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    The Influence of the Diet of the Cow and the Effect of Heat Upon the Antiscorbutic Potency of Milk, Lynn Copeland

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    The Influence of the Size and Design of Nails On Their Efficiency With Respect to Driving and Pulling From Various Species of Wood, George Emil Heck

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    The General Cytology of the Aecium of Dicaeoma Distichlidis, Lynn D. Hutton

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    A Comparative Study of Methods of Proportioning Concrete, Lawrence C. Maugh

    ETDS from 1922

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    The Effect of Diet of the Cow and the Pasteurization of Milk in Closed Bottles Upon the Nutritive and Antiscorbutic Properties of Cows' Milk, George C. Biggar

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    A Chemical and Morphological Study of Nicandra Physalodes (L) Pers., Anton Hogstad

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    Concerning the Degree of Self Fertilization in Corn (Zea mays indentata) That is Obtained Under Normal Field Conditions, George Janssen

    ETDS from 1921

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    Cooperative Marketing of Farm Products in South Dakota, Wendell Frichiof Kumlien

    ETDS from 1919

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    The Indians and the Agriculture of Crow Creek Indian Reservation, Thomas J. Jackson

    ETDS from 1917

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    Some Studies on the Effect of Different Storage Temperatures Upon the Fat Constants and Acidity of Print Creamery Butter, Arthur D. Lynch

    ETDS from 1916

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    Correlation of Certain Characters in Ears of Moody County White Dent Corn, Jens L. Bolland

    ETDS from 1913

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    The Potato, I. S. Oakland

    ETDS from 1905

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    The Influence of Habitat Structure and Environmental Variability on Habitat Use by Fish in the Vermillion River, South Dakota, Patrick J. Braaten

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    Chimney Design and Chimney Formula Comparison, W. F. Schaphorst

    ETDS from 1899

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    The Evolution of Cooking Apparatus With Some Tests With the Aladdin Oven, Hattie Dibble

    ETDS from 1898

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    Course in Sewing For Children, Lilla Harkins

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    Thesis, William H. Knox

    ETDS from 1897

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    A Comparative Study of Degenerative Tissue, Homer Davis

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    Hygienic Analysis of some of the Potable Waters of Brookings, Lloyd E. Work

    ETDS from 1896

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    The Trend Towards Socialism in Recent Law-Making, James Arthur Brown

    ETDS from 1895

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    Specifications for a System of Irrigation for College Grounds, Harry M. Cornell

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    A Study of the Wheat Market, William J. A. Schoppe

    ETDS from 1894

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    The Power Absorbed by a 60 in. Circular Saw and Other Wood Working Machines, Duston W. McKenney

    ETDS from 1893

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    A Study of the Forage Plants of South Dakota with Their Fungous and Insect Enemies, David Griffiths