Index Catalog // ScholarsArchive@OSU

Creator:: McGraw, Donald J.
Abstract:: An examination of the technical and historical literature concerning the discovery and development of antibiotics suggests the possible existence of an era of discovery. This era appears to have a well-defined beginning (about 1940) and a well-defined close (about 1960). It is the purpose of this dissertation to examine the...
Resource Type:: Dissertation
Full Text:: an example of the era AN ABSTRACT OF THE THESIS OF DONALD J. McGRAW for the degree of DOCTOR OF

Creator:: Olcott, Donald J.
Abstract:: This thesis asserts that faculty are the critical resource for the integration of distance education by postsecondary institutions. The major barriers to the participation and adoption of distance education center around faculty. This manuscript thesis incorporates a series of articles to develop applied frameworks and strategies that place faculty at...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE THESIS OF Donald J. Olcott Jr. for the

Creator:: Floyd, Donald J.
Abstract:: Seedling root fluorescence (SRF) has been used as a test in the USA since 1941 to discriminate Italian ryegrass (Lolium multiflorum Lam.) from perennial ryegrass (L. perenne L.). Generally, roots of Italian ryegrass fluorescece when exposed to ultraviolet light, while roots of perennial ryegrass do not. Presence of fluorescent seedlings...
Resource Type:: Dissertation
Full Text:: seed increase and its heritability among half-sib families AN ABSTRACT OF THE THESIS OF Donald J

Creator:: Floyd, Donald J.
Abstract:: Sex steroids, follicle stimulating hormone (FSH), luteinizing hormone (LH) and gonadotropin releasing hormone (GnRH) were measured in monosex and mixed sex populations of rainbow trout during early development. Steroids declined following fertilization, increased at hatch, then fell and remained constant thereafter. Trends toward differences in steroids between males and females...
Resource Type:: Dissertation
Full Text:: 0.3 M glucose, poured into 16 x 25.5 cm glass trays and irradiated at 400 J..tw/cm2 for 2.5 mm with

Creator:: Vandenberg, J. D. (John Donald)
Abstract:: Chalkbrood is a mycosis of larvae of the alfalfa leafcutting bee, Megachile rotundata (Fabricius). It is a serious threat to alfalfa seed growers in western North America who use populations of this bee for pollination. Basic studies were conducted to determine the etiology of this disease and the course of...
Resource Type:: Dissertation
Full Text:: leaf-cutting bee, Megachile rotundata AN ABSTRACT OF THE THESIS OF John Donald Vandenberg for the

Creator:: Baumgartner, D. J. (Donald John), 1933-
Abstract:: The simplified equations of motion proposed by Morton to determine the extent of vertical travel of a forced plume in a linear density stratified environment were re-written and solved in a way which allowed them to be applied to any non linear profile of density. For application to any specific...
Resource Type:: Dissertation
Full Text:: fluid AN ABSTRACT OF THE THESIS OF Donald John Baumgartner for the Doctor of Philosophy (Name

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