This community contains the theses and dissertations of the South Dakota State University, Department of Agronomy, Horticulture, and Plant Science.
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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ETDS from 1980

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Variability of Factors Influencing Stand Establishment in Green Needlegrass Populations from Western South Dakota, Terril J. Heilman

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Flowering and Podding Response of Soybeans (Glycine max) to Irrigation, John Douglas McLeod

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A Plant Growth Study of 18 Flax (Linum usitatissimum, L.) Genotypes, Mick Sikaenyi Mwala

ETDS from 1979

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Comparative Studies of Two Flax (Linum usitatissimum) Cultivars for Stomatal Characteristics, Adaxial Stomatal Resistance, and Osmotic Potential, Patricia Ann Franks

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The Relationship of Root-pulling Resistance, Tassel Size, and Silk Delay with Yield in the F1 Hybrids of 12 Corn (Zea mays L.) Inbreds, David W. Peters

ETDS from 1973

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Physiological Maturity of Grain Sorghum in South Dakota, Leroy E. Johnke

ETDS from 1972

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Grain Sorghum Canopy Temperature as a Function of Meteorological Conditions, Charles Gregg Carlson

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Effect of Planting Method and Seeding Rate on the Establishment of Alfalfa Under Dryland and Irrigation, Lloyd H. Hansen

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Taxonomy of the Agropyron Intermedium and Agropyron Trichophorum Complex, Emmanuel Kidane Mariam

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Soybean Row Spacings, Plant Populations and Yield Components, Erol Oral

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Intermediate Wheatgrass Seed Production Responses to Fertilizers and Cultural Practices, James Bernard Weber

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A Cytogenetical Study of a Hexaploid Agrotricum Immune from Wheat Streak Mosaic Virus, Raymond Sze-Chung Wong

ETDS from 1971

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An Evaluation by Winter Wheat of Phosphorus Carriers and the Effect of Different Carriers on Three Phosphorus Availability Indices, Charles C. Biggar

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Plant Analysis of Spring Small Grains at Different Stages of Growth, James Henry Pfeifer

ETDS from 1970

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A Study of Protein Content and its Relationships to Other Phenotypic Characters in Iterspecific Oat Crosses, Leroy A. Spilde

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Effect of Atrazine and its Carriers on the Grain Sorghum Plant, Clair E. Stymiest

ETDS from 1965

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Linkage Between Chromosomal Interchanges and Colchicine Mutated Genes in Sorghum Vulgare, John R. Deakin

ETDS from 1960

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Physiologic specialization within Sphacelotheca reiliana (Kühn) Clint. on Sorghum and the Biology of its Chlamydospores in the Soil, Ibrahim Aziz Al-Sohaily

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Studies on the Persistence of Corynebacterium insidiosum in Soil and of an Antagonistic Variant of the Species, Gordon Albert Nelson

ETDS from 1958

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Genetic Analysis of Colchicine-induced Diploid Mutants in Sorghum, A. Earl Foster

ETDS from 1949

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

ETDS from 1937

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

ETDS from 1934

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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 1931

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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

ETDS from 1926

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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

ETDS from 1893

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