2,058 research outputs found

    Circular 17

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    Raise Your Calf Right— Feed your freshening cow / Take care of your freshening cow / Give ihe Calf a good place to live / Teach the calf to drink right away / Start your calf on grain early / Feed your calf roughage within 2 weeks. / Remember water and salt / Keep your heifers growing / -- Raise Your Calf Economically— Compare these rations: Whole milk, Skim milk, Skim milk powder, Gruel, Milk-Flo, Calf Manna, Calf meal / Follow recommended feeding programUnited States Department of Agriculture in cooperation with the Agricultural Research Administratio

    Financing Georgia's Future

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    This report explores how Georgia finances its expenditures through various revenue sources and compares Georgia's taxes across states and over time on multiple dimensions

    Financing an Increased State Role in Funding K-12 Education: An Analysis of Issues and Options

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    This report presents an analysis of replacing school property tax with alternative state revenue sources. FRC Report 11

    Evidence for Past Subduction Earthquakes at a Plate Boundary with Widespread Upper Plate Faulting: Southern Hikurangi Margin, New Zealand

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    At the southern Hikurangi margin, New Zealand, we use salt marsh stratigraphy, sedimentology, micropaleontology, and radiocarbon dating to document evidence of two earthquakes producing coseismic subsidence and (in one case) a tsunami over the past 1000 yrs. The earthquake at 520-470 yrs before present (B.P.) produced 0.25 +/- 0.1 m of subsidence at Big Lagoon. The earthquake at 880-800 yrs B.P. produced 0.45 +/- 0.1 m of subsidence at Big Lagoon and was accompanied by a tsunami that inundated >= 360 m inland with a probable height of >= 3.3 m. Distinguishing the effects of upper plate faulting from plate interface earthquakes is a significant challenge at this margin. We use correlation with regional upper plate paleoearthquake chronologies and elastic dislocation modeling to determine that the most likely cause of the subsidence and tsunami events is subduction interface rupture, although the older event may have been a synchronous subduction interface and upper plate fault rupture. The southern Hikurangi margin has had no significant (M > 6.5) documented subduction interface earthquakes in historic times, and previous assumptions that this margin segment is prone to rupture in large to great earthquakes were based on seismic and geodetic evidence of strong contemporary plate coupling. This is the first geologic evidence to confirm that the southern Hikurangi margin ruptures in large earthquakes. The relatively short-time interval between the two subduction earthquakes (similar to 350 yrs) is shorter than in current seismic-hazard models.GNSEQC Biennial ProjectNew Zealand Natural Hazards Research Platform and Foundation for Research Science and TechnologyInstitute for Geophysic

    Effect of Lunar Dust Simulant on Human Epithelial Cell Lines

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    The purpose of this project is to assess the potential toxicity of lunar dust to cause the release of pro-inflammatory cytokines by human lung cells. Some of this dust is on the scale of 1-2 micrometers and could enter the lungs when astronauts track dust into the habitat and inhale it. This could be a serious problem as NASA plans on going back to the moon for an extended period of time. Literature shows that quartz, which has a known cytoxicity, can cause acute cases of silicosis within 6 months, and in most cases cause silicosis after 3 years. The activation of lunar dust through impacts creates surface based radicals which, upon contact with water create hydroxl radicals and peroxyl radicals which are very reactive and potentially might even be as cytotoxic as quartz. These radicals could then react with lung cells to produce pro-inflammatory mediators such as interleukin-6 and interleukin-8, and TNF-alpha

    Expansion opportunities for the New Hampshire poultry meat industry, Station Bulletin, no.395

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    The Bulletin is a publication of the New Hampshire Agricultural Experiment Station, College of Life Sciences and Agriculture, University of New Hampshire, Durham, New Hampshire

    Financing Georgia's Future II

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    This second release of a biennial report focuses on Georgia's taxes, making cross-state comparisons of their structure and exploring revenue performance over time. FRC Report 14

    The Ursinus Weekly, January 24, 1916

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    Ursinus scores another victory • Ursinus student writes on success • Griffith chosen as baseball coach • Zwinglian prize essay: Nature\u27s university • Among the colleges • Reserves lose close game • Literary societies • On the campus • Inter-group basketball • College directoryhttps://digitalcommons.ursinus.edu/weekly/2614/thumbnail.jp

    Characterization of Early Cortical Neural Network Development in Multiwell Microelectrode Array Plates.

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    We examined neural network ontogeny using microelectrode array (MEA) recordings made in multiwell MEA (mwMEA) plates over the first 12 days in vitro (DIV). In primary cortical cultures, action potential spiking activity developed rapidly between DIV 5 and 12. Spiking was sporadic and unorganized at early DIV, and became progressively more organized with time, with bursting parameters, synchrony, and network bursting increasing between DIV 5 and 12. We selected 12 features to describe network activity; principal components analysis using these features demonstrated segregation of data by age at both the well and plate levels. Using random forest classifiers and support vector machines, we demonstrated that four features (coefficient of variation [CV] of within-burst interspike interval, CV of interburst interval, network spike rate, and burst rate) could predict the age of each well recording with >65% accuracy. When restricting the classification to a binary decision, accuracy improved to as high as 95%. Further, we present a novel resampling approach to determine the number of wells needed for comparing different treatments. Overall, these results demonstrate that network development on mwMEA plates is similar to development in single-well MEAs. The increased throughput of mwMEAs will facilitate screening drugs, chemicals, or disease states for effects on neurodevelopment.EC was supported by a Wellcome Trust PhD studentship and NIHR Cambridge Biomedical Research Centre studentship. DH was supported by student services contract #EP-13-D-000108 and by a travelling fellowship from the Company of Biologists.This is the final version of the article. It first appeared from SAGE Publications via https://doi.org/10.1177/108705711664052
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