1,084 research outputs found

    GEOL 112: Hazards, Risks of Earthquakes and Volcanoes Textbook Alternatives

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    Poster summarizing cost saving textbook alternatives for GEOL 112: Hazards, Risks of Earthquakes and Volcanoes.https://scholarworks.sjsu.edu/davinci_tap2014/1005/thumbnail.jp

    AN ANALYSIS OF THE SOUTHEASTERN FEEDER PIG MARKET

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    Livestock Production/Industries,

    Three Rails to Onawa

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    The Effects of Timber Management Activities on Understory Plant Succession in Young Loblolly Pine (Pinus Taeda) Plantations.

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    An understory vegetative succession study was conducted on the LSU Lee Memorial Forest near Bogalusa, Louisiana. Research blocks were established within fifteen-year-old overstocked loblolly pine (Pinus taeda) stands, in specific areas classified as with or without a history of prescribed burning for the current timber rotation. Silvicultural treatments involved precommercially thinning randomly selected blocks to various stand densities, along with the establishment of unthinned control areas. Growth rates of residual trees were determined from tree diameter measurements, on all timbered plots. Burn-history areas received a further treatment, involving the mechanical destruction of all timber on specified areas, followed by site-preparation fires. These clearcut areas, representing initial secondary succession, were planted with one-year-old loblolly pine seedlings. Control plots, application of various herbicide treatments, and the continued use of prescribed fire, were subtreatments made within timbered plots in burn-history areas. Replanted areas received banding and spot-gun herbicide applications along with untreated areas to serve as controls. The amount of available light, measured as photosynthetic active radiation (PAR), was determined annually, along with the composition and density of understory vegetation. Successional changes in vegetation led to increases in the density of most plant taxa. Increases were most pronounced within clearcut and replanted areas, with the greatest disturbances. Herbicide treatments on clearcut plots lowered the density of most taxa in the Spring following herbicide application. Most plant taxa impacted by herbicide applications rebounded to greater densities the year following treatments. Herbicide usage within timbered areas impacted understory vegetation to a lesser extent than within clearcut areas. Light levels within all timbered plots failed to teach the critical levels necessary for understory vegetation to be fully impacted by herbicides. A history of prescribed fire suppression or use had a greater bearing on the composition and density of understory vegetation than the use of fire as an implemented treatment. Absence of abundant understory vegetation, along with greater numbers of larger woody stems, were characteristic of no-burn-history areas. The passage of time was the single most important factor in determining the composition and density of understory vegetation on all areas

    The formative years of Onawa, Iowa, 1857-1912

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    The purpose of this narrative was to tell the early history of Onawa, Iowa, from approximately 1857 to 1912. Also, it was hoped that this writing would create a better understanding of the many problems which face a small town as it struggles to grow into a prosperous community. Formation of the community was slow, tedious work started by founding fathers and continued by each following generation. Furthermore, it was hoped that the reader\u27s mind might be stimulated into drawing a comparison between Onawa and any small town which might be known to them

    Tax Trends in Maine Towns

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    Foreword Taxes on real estate and personal property are increasing in Maine. In an attempt to find out for what this additional revenue is spent, tbe Extension Service has summarized the receipts and expenses of forty-six Maine towns for the six years 1932 to 1937 inclusive. Income from assessments on real estate and personal property was the chief source of revenue. It is this tax, which must be paid, that concerns farmers and land and home owners. Receipts from the state for specific and supervised uses were an important source of income. These grants varied according to the size of the town and the offset appropriations made by the town. The smaller towns received considerably more from the state than they paid to the state in direct taxes. School and highway costs amounted to over 50 per cent of the actual expenses. The most important school expenditure was for teachers\u27 salaries, and the most important highway expenditure was for constructing and maintaining roads and bridges not in the state highway system. The very small towns lost population during the period studied, and their expenses per capita increased more rapidly than those of the larger towns.https://digicom.bpl.lib.me.us/books_pubs/1158/thumbnail.jp

    Naval journalism.

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    Thesis (M.S.)--Boston Universit

    On Killing al-Zarqawi: Does United States Policy Know Its Tool in the War on Terror?

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    This article appeared in Homeland Security Affairs (July 2006), v.2 no.2Much of the media-pundit and popular analysis that has followed the death of al Qaeda leader Abu Musab al-Zarqawi has focused on how his death will affect the outcome of the war in Iraq. However, the emphasis on outcome is not the right approach. Al-Zarqawi'Ûªs death serves a greater strategic purpose both in the war in Iraq and in the larger war on terror, when viewed as process rather than as outcome. From the premise that al-Zarqawi'Ûªs death leaves the Iraqi insurgency and al Qaeda intact and capable of continuing to fight, the questions for the United States become: Does his death advance United States policy in the war in Iraq, and the overall war on terror? How successful is the United States in disrupting the processes of the Iraqi Insurgency and of al Qaeda? As a corollary, what are the domestic implications? This article argues that the answers perhaps can be found in the tools of policy that are available to the United States.Approved for public release; distribution is unlimited

    A streamline cable depressor

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    In the past the collection of samples from the deep scattering layer by the familiar horizontal net haul method has been handicapped by the available tools. The time-honored weighted line technique has often been suspected of introducing error in the depth factor of data. The development of the streamlined cable depressor herein described provides an effective tool for oceanographic studies. Because of its form, the depressor has a high lift/drag ratio and is free from the damaging vibration usually characteristic of depressors. Many applications are suggested by its performance in the field
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