308 research outputs found

    Alaska coal-a bibliography

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    Coal has been mined and used in Alaska for more than a century, and still is the principal source of energy for power generation for the interior Alaska region. Recent events that have caused increases in the cost of energy have spurred new world-wide interest in greater use of lower cost coal in place of oil. In the past few years, there has been increased interest in Alaska coal by private investors, evidenced by stepped-up exploration activity. Interest from the Pacific Rim nations is shown by the signing of contracts between Korean buyers and the Usibelli Coal Mine; and the entrance of Korean capital into exploring the Bering River Field. Japan is continuing pilot plant testing of Beluga coal. All of this indicates a rapidly growing interest in Alaska's coal and it seemed appropriate to have a comprehensive bibliography of Alaskan coals available to help the emerging coal mining industry in Alaska. Since a literature search is the first task of every company that wants to enter the Alaskan coal. mining industry, the time seemed appropriate to compile a comprehensive bibliography of Alaskan coal to eliminate duplication of effort and guarantee the industry the most comprehensive source of information. Julia Triplehorn is uniquely qualified for this task. She is a reference librarian by profession, with background in both geology and library science, and long experience in bibliographic searches on numerous other subjects. She has done an admirable job in searching all available sources, and has added an inclusive index that took time, dedication, and patience--a job well done. The School of Mineral Industry, Mineral Industry Research Laboratory, is pleased to make this bibliography available to industry and all those involved in research working toward the development of Alaskan resources.Preparation and publication of this volume is made possible by funds appropriated by the State of Alaska for Coal Research

    Notes on the Species of Megasida Casey from the United States (Coleoptera: Tenebrionidae)

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    Author Institution: Department of Zoology and Entomology, The Ohio State University, Columbus, OhioA tenebrionid beetle from southwestern United States, Megasida tenuicollis New Species, is described. Two species of this genus are now known from north of the Rio Grande River, the other being M. obliterata (Champion). Ecological and distributional data are presented for both species and their diagnostic characters are discussed and illustrated

    A New Species of Eleodes from Texas, with Notes on the Subgenus Promus (Coleoptera: Tenebrionidae)

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    Author Institution: Academic Faculty of Entomology, The Ohio State University, Columbus 43210A new species, Eleodes (Promus) knullorum, from Texas is described and two names for taxa in the subgenus Promus are placed in synonymy, E. seriata LeConte under E. goryi Solier and E. terricola Blaisdell under E. insularis Linell

    A New Species of Eleodes from Colorado (Coleoptera: Tenebrionidae)

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    Author Institution: Department of Zoology and Entomology, The Ohio State University, Columbus 1

    Mather Library at the Geophysical Institute, University of Alaska at Fairbanks

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    Some factors influencing populations of the European corn borer, Ostrinia nubilalis (Hubner) in the north central states: Resistance of corn, time of planting and weather conditions Part II, 1958-1962

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    A cooperative project was conducted by the agricultural experiment stations of Iowa, Minnesota and Ohio and the U. S. Department of Agriculture to study the effects of weather, planting date and resistant hybrids as factors influencing populations of the European com borer, Ostrinia nubilalis (HĂŒbner). Identical studies were carried out at Ankeny, Iowa; Waseca, Minnesota; and Wooster, Ohio, during a 10-year period, 1953-1962. The first 4 years of the study (1953-56) were reported by Everett et al. (1958). The work reported herein is a companion bulletin to the Everett et al. (1958) publication and deals with the results of experiments conducted during 1958-1962. The experimental design was a randomized block, split plot with five replications. The whole plot treatments were four hybrid-planting date combinations consisting of early- or late-planting dates and susceptible or resistant hybrids. The subplot treatments consisted of a factorial arrangement of all possible combinations of three levels of infestation (zero, natural and natural + 3 egg masses) by first brood and the same three levels of infestation by second-brood borers. Temperature and rainfall records were kept at each of the three stations. Borer population and injury to the plant were recorded at the end of the first brood and in the fall. Yield data were collected
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