Index Catalog // ScholarsArchive@OSU

‘Oregon Snowflake’ Flowering Currant

Creator:: Contreras, Ryan N. and Friddle, Mara W.
Abstract:: Flowering currant (Ribes sanguineum Pursh.), also known as winter currant, is native to the West Coast of the U.S., primarily west of the Coast Range from Southern California north to British Columbia with populations also occurring in Idaho. The species is prized for its early spring flowers in pendulous racemes...
Resource Type:: Article

¹³⁶Xe + ²⁰⁸Pb reaction: A test of models of multinucleon transfer reactions

Creator:: Barrett, J. S., Loveland, W., and Yanez, R.
Abstract:: The yields of over 200 projectile-like fragments (PLFs) and target-like fragments (TLFs) from the interaction of (E[subscript]c.m.=450 MeV) Xe¹³⁶ with a thick target of Pb²⁰⁸ were measured using Gammasphere and off-line γ-ray spectroscopy, giving a comprehensive picture of the production cross sections in this reaction. The measured yields were compared...
Resource Type:: Article

2014 Farm Bill Field Guide to Fish and Wildlife Conservation

Creator:: Jodi Stemler Consulting
Resource Type:: Technical Report

3-D joint inversion of the magnetotelluric phase tensor and vertical magnetic transfer functions

Creator:: Tietze, Kristina, Ritter, Oliver, and Egbert, Gary D.
Abstract:: With advancing computational resources, 3-D inversion techniques have become feasible in recent years and are now a more widely used tool for magnetotelluric (MT) data interpretation. Galvanic distortion caused by small-scale near-surface inhomogeneities remains an obstacle for 3-D MT inversion which so far has experienced little attention. If not considered...
Resource Type:: Article

350 mV, 5 GHz Class-D Enhanced Swing Differential and Quadrature VCOs in 65 nm CMOS

Creator:: Guha Roy, Ankur, Dey, Siladitya, Goins, Justin B., Fiez, Terri S., and Mayaram, Kartikeya
Abstract:: A new enhanced swing class-D VCO which operates from a supply voltage as low as 300 mV is presented. The architectural advantages are described along with an analysis for the oscillation frequency. Prototype differential and quadrature variants of the proposed VCO have been implemented in a 65 nm RF CMOS...
Resource Type:: Article

A Brief Report on Predicting Self-Harm: Is It Gender or Abuse that Matters?

Creator:: Gómez, Jennifer M., Becker-Blease, Kathryn, and Freyd, Jennifer J.
Abstract:: Self-harm, which consists of non-suicidal self-injury and attempted suicide, is a public health problem that is not well understood. There is conflicting evidence on the role of gender in predicting self-harm. Abuse history also is a potentially relevant factor to explore, as it is related to both gender and self-harm....
Resource Type:: Article

A Burning Problem: Social Dynamics of Disaster Risk Reduction through Wildfire Mitigation

Creator:: Charnley, Susan, Poe, Melissa R., Ager, Alan A., Spies, Thomas A., Platt, Emily K., and Olsen, Keith A.
Abstract:: Disasters result from hazards affecting vulnerable people. Most disasters research by anthropologists focuses on vulnerability; this article focuses on natural hazards. We use the case of wildfire mitigation on United States Forest Service lands in the northwestern United States to examine social, political, and economic variables at multiple scales that...
Resource Type:: Article

A Call to Improve Methods for Estimating Tree Biomass for Regional and National Assessments

Creator:: Weiskittel, Aaron R., MacFarlane, David W., Radtke, Philip J., Affleck, David L.R., Temesgen, Hailemariam, Woodall, Christopher W., Westfall, James A., and Coulston, John W.
Abstract:: Tree biomass is typically estimated using statistical models. This review highlights five limitations of most tree biomass models, which include the following: (1) biomass data are costly to collect and alternative sampling methods are used; (2) belowground data and models are generally lacking; (3) models are often developed from small...
Resource Type:: Article

A case of mistaken identification of an amber fossil male strepsipteran (Insecta: Strepsiptera)

Creator:: Kogan, M., Poinar, George O., Jr., and Cook, J. L.
Abstract:: A well preserved specimen of amber Strepsiptera was erroneously described as Stylops neotropicallis Kogan and Poinar, 2010. The taxonomic position of the species was based on a count of 6 antennomeres (typical of the Stylopidae), however, further observations showed that there are actually 7 antennomeres, which places the fossil in...
Resource Type:: Article

A Community-Based Approach to Developing a Mobile Device for Measuring Ambient Air Exposure, Location, and Respiratory Health

Creator:: Rohlman, Diana, Syron, Laura, Hobbie, Kevin, Anderson, Kim A., Scaffidi, Christopher, Sudakin, Daniel, Peterson, Elena S., Waters, Katrina M., Haynes, Erin, Arkin, Lisa, Feezel, Paul, and Kincl, Laurel
Abstract:: In west Eugene (Oregon), community research indicates residents are disproportionately exposed to industrial air pollution and exhibit increased asthma incidence. In Carroll County (Ohio), recent increases in unconventional natural gas drilling sparked air quality concerns. These community concerns led to the development of a prototype mobile device to measure personal...
Resource Type:: Article

A comparison of the Indian Health Service counseling technique with traditional, lecture-style counseling

Creator:: Lam, Naomi, Muravez, Savanna N., and Boyce, Robert W.
Abstract:: Objectives: To compare the immediate postcounseling retention of important information using the traditional method with retention obtained using the Indian Health Service (IHS) interactive technique, and to compare the time required to counsel patients on new prescriptions using the traditional method with the time required using the IHS technique. Design:...
Resource Type:: Article

A compromise aspect-adaptive cylindrical projection for world maps

Creator:: Jenny, Bernhard, Šavrič, Bojan, and Patterson, Tom
Abstract:: There are two problems with current cylindrical projections for world maps. First, existing cylindrical map projections have a static height-to-width aspect ratio and do not automatically adjust their aspect ratio in order to optimally use available canvas space. Second, many of the commonly used cylindrical compromise projections show areas and...
Resource Type:: Article

A Continuous-Time Delta-Sigma Modulator for Biomedical Ultrasound Beamformer Using Digital ELD Compensation and FIR Feedback

Creator:: Zhang, Yi, Chen, Chia-Hung, He, Tao, and Temes, Gabor C.
Abstract:: This paper presents the design of a continuous-time ΔΣ modulator (CTDSM) to be used in an ultrasound beamformer for biomedical imaging. To achieve better resolution, the prototype modulator operates at 1.2 GHz. It incorporates a digital excess loop delay (ELD) compensation to replace the active adder in front of the...
Resource Type:: Article

A dynamic flux balance model and bottleneck identification of glucose, xylose, xylulose co-fermentation in Saccharomyces cerevisiae

Creator:: Hohenschuh, William, Hector, Ronald, and Murthy, Ganti S.
Abstract:: A combination of batch fermentations and genome scale flux balance analysis were used to identify and quantify the rate limiting reactions in the xylulose transport and utilization pathway. Xylulose phosphorylation by xylulokinase was identified as limiting in wild type Saccharomyces cerevisiae, but transport became limiting when xylulokinase was upregulated. Further...
Resource Type:: Article

A field comparison of multiple techniques to quantify groundwater–surface-water interactions

Creator:: González-Pinzón, Ricardo, Ward, Adam S., Hatch, Christine E., Wlostowski, Adam N., Singha, Kamini, Gooseff, Michael N., Haggerty, Roy, Harvey, Judson W., Cirpka, Olaf A., and Brock, James T.
Abstract:: Groundwater–surface-water (GW-SW) interactions in streams are difficult to quantify because of heterogeneity in hydraulic and reactive processes across a range of spatial and temporal scales. The challenge of quantifying these interactions has led to the development of several techniques, from centimeter-scale probes to whole-system tracers, including chemical, thermal, and electrical...
Resource Type:: Article

A genetic linkage map of black raspberry (Rubus occidentalis) and the mapping of Ag (4) conferring resistance to the aphid Amphorophora agathonica

Creator:: Bushakra, Jill M., Bryant, Douglas W., Dossett, Michael, Vining, Kelly J., VanBuren, Robert, Gilmore, Barbara S., Lee, Jungmin, Mockler, Todd C., Finn, Chad E., and Bassil, Nahla V.
Abstract:: Black raspberry (Rubus occidentalis L.) is a high-value crop in the Pacific Northwest of North America with an international marketplace. Few genetic resources are readily available and little improvement has been achieved through breeding efforts to address production challenges involved in growing this crop. Contributing to its lack of improvement...
Resource Type:: Article

A Metalloprotease Secreted by the Type II Secretion System Links Vibrio cholerae with Collagen

Creator:: Park, Bo R., Zielke, Ryszard A., Wierzbicki, Igor H., Mitchell, Kristie C., Withey, Jeffrey H., and Sikora, Aleksandra E.
Abstract:: Vibrio cholerae is autochthonous to various aquatic niches and is the etiological agent of the life-threatening diarrheal disease cholera. The persistence of V. cholerae in natural habitats is a crucial factor in the epidemiology of cholera. In contrast to the well-studied V. cholerae-chitin connection, scarce information is available about the...
Resource Type:: Article

A Mixed Methods Approach to Analyzing Vietnamese American Fishing Communities on the Gulf of Mexico

Creator:: Freeman, Matthew Alan, Hoffman, David Michael, Schewe, Rebecca Lynn, Shoup, Brian Dale, and Witt, Joseph Dylan
Abstract:: As fisheries management becomes more collaborative by seeking input and involvement from stakeholders, it is important to understand and address the diversity of those stakeholders. Gulf Coast fisheries communities include diverse racial and ethnic groups, particularly a large number of Vietnamese Americans involved in all aspects of the seafood industry....
Resource Type:: Presentation

A model to predict stream water temperature across the conterminous USA

Creator:: Segura, Catalina, Caldwell, Peter, Sun, Ge, McNulty, Steve, and Zhang, Yang
Abstract:: Stream water temperature (tₛ) is a critical water quality parameter for aquatic ecosystems. However, tₛ records are sparse or nonexistent in many river systems. In this work, we present an empirical model to predict tₛ at the site scale across the USA. The model, derived using data from 171 reference...
Resource Type:: Article

A national survey of managed honey bee 2013-2014 annual colony losses in the USA

Creator:: Lee, Kathleen V., Steinhauer, Nathalie, Rennich, Karen, Wilson, Michael E., Tarpy, David R., Caron, Dewey M., Rose, Robyn, Delaplane, Keith S., Baylis, Kathy, Lengerich, Eugene J., Pettis, Jeff, Skinner, John A., Wilkes, James T., Sagili, Ramesh, and vanEngelsdorp, Dennis
Abstract:: Honey bee colony losses are a major concern in the USA and across the globe. Long-term data on losses are critical for putting yearly losses in context. US colony loss surveys have been conducted yearly since the winter of 2006–2007. Here, we report the results from the eighth annual survey...
Resource Type:: Article

A New Genus of Fleas with Associated Microorganisms in Dominican Amber

Creator:: Poinar, George, Jr.
Abstract:: A flea preserved in Dominican amber is described as Atopopsyllus cionus, n. gen., n. sp., (Atopopsyllini n. tribe, Spilopsyllinae, Pulicidae). The male specimen has two unique characters that have not been noted in previous extant or extinct fleas, thus warranting its tribal status. These characters are 5-segmented maxillary palps and...
Resource Type:: Article

A novel approach to modeling plate deformations in fluid-structure interactions

Creator:: Howard, T. K., Marcum, W. R., and Jones, W. F.
Abstract:: As computational power increases, so does the desire to use computational simulations while designing fuel plates. The downside is multi-physics simulations – or more specifically, fluid–structure interactions (FSI) as addressed herein – require a larger amount of computational resources. Current simulations of a single plate can take weeks on a...
Resource Type:: Article

A Novel Fuel Performance Index for Low-Temperature Combustion Engines Based on Operating Envelopes in Light-Duty Driving Cycle Simulations

Creator:: Niemeyer, Kyle E., Daly, Shane R., Cannella, William J., and Hagen, Christopher L.
Abstract:: Low-temperature combustion (LTC) engine concepts such as homogeneous charge compression ignition (HCCI) offer the potential of improved efficiency and reduced emissions of NOₓ and particulates. However, engines can only successfully operate in HCCI mode for limited operating ranges that vary depending on the fuel composition. Unfortunately, traditional ratings such as...
Resource Type:: Article

A Phytophthora sojae Glycoside Hydrolase 12 Protein Is a Major Virulence Factor during Soybean Infection and Is Recognized as a PAMP

Creator:: Ma, Zhenchuan, Song, Tianqiao, Zhu, Lin, Ye, Wenwu, Wang, Yang, Shao, Yuanyuan, Dong, Suomeng, Zhang, Zhengguang, Dou, Daolong, Zheng, Xiaobo, Tyler, Brett M., and Wang, Yuanchao
Abstract:: We identified a glycoside hydrolase family 12 (GH12) protein, XEG1, produced by the soybean pathogen Phytophthora sojae that exhibits xyloglucanase and β-glucanase activity. It acts as an important virulence factor during P. sojae infection but also acts as a pathogen-associated molecular pattern (PAMP) in soybean (Glycine max) and solanaceous species,...
Resource Type:: Article

A Polynomial Chaos Method for Dispersive Electromagnetics

Creator:: Gibson, Nathan L.
Abstract:: Electromagnetic wave propagation in complex dispersive media is governed by the time dependent Maxwell’s equations coupled to equations that describe the evolution of the induced macroscopic polarization. We consider “polydispersive” materials represented by distributions of dielectric parameters in a polarization model. The work focuses on a novel computational framework for...
Resource Type:: Article

A Polynomial-Time Approximation Scheme for Euclidean Steiner Forest

Creator:: Borradaile, Glencora, Klein, Philip N., and Mathieu, Claire
Abstract:: We give a randomized O(n polylog n)-time approximation scheme for the Steiner forest problem in the Euclidean plane. For every fixed ε > 0 and given n terminals in the plane with connection requests between some pairs of terminals, our scheme finds a (1 + ε) approximation to the minimum-length...
Resource Type:: Article

A practical approach for uncertainty quantification of high-frequency soil respiration using Forced Diffusion chambers

Creator:: Lavoie, Martin, Phillips, C. L., and Risk, David
Abstract:: This paper examines the sources of uncertainty for the Forced Diffusion (FD) chamber soil respiration (Rs) measurement technique and demonstrates a protocol for uncertainty quantification that could be appropriate with any soil flux technique. Here we sought to quantify and compare the three primary sources of uncertainty in Rs: (1)...
Resource Type:: Article

A Preliminary Approach to Formalization of Ecosystem Based Fisheries Management using the NS1 Paradigm

Creator:: Anderson, Lee
Abstract:: National Standard 1 states that a primary function of fisheries management in the single stock case is the determination of the annual allowable harvest, and it is based on the selection of a target stock size and a control rule that will specify a harvest path that that will cause...
Resource Type:: Presentation

A Primer on Peroxiredoxin Biochemistry

Creator:: Karplus, P. Andrew
Abstract:: Peroxiredoxins (Prxs) were not recognized as a family of enzymes until the 1990s but are now known to be the dominant peroxidases in most organisms. Here, the history and fundamental properties of peroxiredoxins are briefly reviewed, with a special focus on describing how an exquisitely tunable balance between fully folded...
Resource Type:: Article

A rapid method for landscape assessment of carbon storage and ecosystem function in moss and lichen ground layers

Creator:: Smith, Robert J., Benavides, Juan C., Jovan, Sarah, Amacher, Michael, and McCune, Bruce
Abstract:: Mat-forming “ground layers” of mosses and lichens often have functional impacts disproportionate to their biomass, and are responsible for sequestering one-third of the world's terrestrial carbon as they regulate water tables, cool soils and inhibit microbial decomposition. Without reliable assessment tools, the potential effects of climate and land use changes...
Resource Type:: Article

A Review of Policy Instruments used to manage Protected Resources

Creator:: Magnusson, Gisele and Bisack, Kathryn
Abstract:: Choosing a policy instrument is a strategic choice. In the case of fisheries interactions with marine mammals and sea turtles, the preferred policy instrument has been a command-and-control approach such as effort reductions (e.g. area closures) and/or technology standards (e.g. gear modifications), even though market based approaches are available. Since...
Resource Type:: Presentation

A review of the challenges and opportunities in estimating above ground forest biomass using tree-level models

Creator:: Temesgen, Hailemariam, Affleck, David, Poudel, Krishna, Gray, Andrew, and Sessions, John
Abstract:: Accurate biomass measurements and analyses are critical components in quantifying carbon stocks and sequestration rates, assessing potential impacts due to climate change, locating bio-energy processing plants, and mapping and planning fuel treatments. To this end, biomass equations will remain a key component of future carbon measurements and estimation. As researchers...
Resource Type:: Article

A Simulation Model for Epidemics of Stem Rust in Ryegrass Seed Crops

Creator:: Pfender, W. F. and Upper, D.
Abstract:: A simulation model (STEMRUST_G, named for stem rust of grasses) was created for stem rust (caused by Puccinia graminis subsp. graminicola) in perennial ryegrass grown to maturity as a seed crop. The model has a daily time step and is driven by weather data and an initial input of disease...
Resource Type:: Article

A Stochastic Optimal Control Methodology for Managing the Trans-Boundary Pacific Sardine Fisheries

Creator:: Hariharan, Aneesh, Gallucci, Vincent, Anderson, Chris, McFarlane, Sandy, and Fluharty, David
Abstract:: The Pacific sardine fishery is shared but independently managed by three nations: Canada, USA and Mexico. As a result, potential conflict scenarios may arise. A stochastic optimal control methodology is presented to analyze potential conflict scenarios by first considering a deterministic logistic stock growth function and adding a stochastic term,...
Resource Type:: Presentation

A Study of CINDY/DYNAMO MJO Suppressed Phase

Creator:: Chen, Sue, Flatau, Maria, Jensen, Tommy G., Shinoda, Toshiaki, Schmidt, Jerome, May, Paul, Cummings, James, Liu, Ming, Ciesielski, Paul E., Fairall, Christopher W., Lien, Ren-Chieh, Baranowski, Dariusz B., Chi, Nan-Hsun, de Szoeke, Simon, and Edson, James
Abstract:: The diurnal variability and the environmental conditions that support the moisture resurgence of MJO events observed during the Cooperative Indian Ocean Experiment on Intraseasonal Variability (CINDY)/DYNAMO campaign in October–December 2011 are investigated using in situ observations and the cloud-resolving fully air–ocean–wave Coupled Ocean–Atmosphere Mesoscale Prediction System (COAMPS). Spectral density and...
Resource Type:: Article

A Synthesis of Year-Round Interdisciplinary Mooring Measurements in the Bering Strait (1990-2014) and the RUSALCA Years (2004-2011)

Creator:: Woodgate, Rebecca A., Stafford, Kathleen M., and Prahl, Fredrick G.
Abstract:: The flow through the Bering Strait, the only Pacific-Arctic oceanic gateway, has dramatic local, regional, and global impacts. Advanced year-round moored technology quantifies challengingly large temporal (subdaily, seasonal, and interannual) and spatial variability in the ~85 km wide, two-channel strait. The typically northward flow, intensified seasonally in the ~10–20 km...
Resource Type:: Article

A tad too high: Sensitivity to UV-B radiation may limit invasion potential of American bullfrogs (Lithobates catesbeianus) in the Pacific Northwest invasion range

Creator:: Garcia, Tiffany S., Rowe, Jennifer C., and Doyle, James B.
Abstract:: Biological invasion potential can be strongly influenced by abiotic factors such as temperature, water availability, and solar radiation. Invasive species that possess phenotypically plastic traits can mediate impacts from these stressors, but may be unable to recognize and respond to dangerous levels in a novel environment. Understanding potential constraints on...
Resource Type:: Article

A unified approach for process-based hydrologic modeling: 1. Modeling concept

Creator:: Clark, Martyn P., Nijssen, Bart, Lundquist, Jessica D., and Rupp, David E.
Abstract:: This work advances a unified approach to process-based hydrologic modeling to enable controlled and systematic evaluation of multiple model representations (hypotheses) of hydrologic processes and scaling behavior. Our approach, which we term the Structure for Unifying Multiple Modeling Alternatives (SUMMA), formulates a general set of conservation equations, providing the flexibility...
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A unified approach for process-based hydrologic modeling: 2. Model implementation and case studies

Creator:: Clark, Martyn P., Nijssen, Bart, Lundquist, Jessica D., Kavetski, Dmitri, Rupp, David E., Woods, Ross A., Freer, Jim E., Gutmann, Ethan D., Wood, Andrew W., Gochis, David J., Rasmussen, Roy M., Tarboton, David G., Mahat, Vinod, Flerchinger, Gerald N., and Marks, Danny G.
Abstract:: This work advances a unified approach to process-based hydrologic modeling, which we term the ‘‘Structure for Unifying Multiple Modeling Alternatives (SUMMA).’’ The modeling framework, introduced in the companion paper, uses a general set of conservation equations with flexibility in the choice of process parameterizations (closure relationships) and spatial architecture. This...
Resource Type:: Article

A web-based software tool for participatory optimization of conservation practices in watersheds

Creator:: Babbar-Sebens, Meghna, Mukhopadhyay, Snehasis, Singh, Vidya Bhushan, and Piemonti, Adriana Debora
Abstract:: WRESTORE (Watershed Restoration Using Spatio-Temporal Optimization of Resources) is a web-based, participatory planning tool that can be used to engage with watershed stakeholder communities, and involve them in using science-based, human-guided, interactive simulation–optimization methods for designing potential conservation practices on their landscape. The underlying optimization algorithms, process simulation models, and...
Resource Type:: Article

Abundances of Coplanted Native Bunchgrasses and Crested Wheatgrass after 13 Years

Creator:: Nafus, Aleta M., Svejcar, Tony J., Ganskopp, David C., and Davies, Kirk W.
Abstract:: Crested wheatgrass (Agropyron cristatum [L] Gaertm) has been seeded on more than 5 million hectares in western North America because it establishes more readily than native bunchgrasses. Currently, there is substantial interest in reestablishing native species in sagebrush steppe, but efforts to reintroduce native grasses into crested wheatgrass stands have...
Resource Type:: Article

Access to Information is (Not) a Universal Right in Higher Education: Librarian Ethics and Advocacy

Creator:: Bridges, Laurie M. and McElroy, Kelly
Abstract:: A nivel profesional los bibliotecarios han proclamado un responsabilidad ética que asegure acceso a la información a la población entera. Aún así existen muchas barreras para cumplir este cometido, entre ellos distintos niveles educativos y tecnológicos alrededor del planeta, costes a la hora de obtener información de investigación y concentración...
Resource Type:: Article

Acoustic Characterization of a Hydrokinetic Turbine

Creator:: Polagye, Brian
Abstract:: Abstract— This study describes the sound produced by a hydrokinetic turbine operating in a riverine environment near Iguigig, AK (USA). Drifting spar buoys equipped with hydrophones and GPS loggers were used to characterize temporal and spatial variability in turbine sound over a range of turbine operating conditions. Because of the...
Resource Type:: Technical Report

Activity-specific ecological niche models for planning reintroductions of California condors (Gymnogyps californianus)

Creator:: D'Elia, Jesse, Haig, Susan M., Johnson, Matthew, Marcot, Bruce G., and Young, Richard
Abstract:: Ecological niche models can be a useful tool to identify candidate reintroduction sites for endangered species but have been infrequently used for this purpose. In this paper, we (1) develop activity-specific ecological niche models (nesting, roosting, and feeding) for the critically endangered California condor (Gymnogyps californianus) to aid in reintroduction...
Resource Type:: Article

Advanced Morphological — Behavioral Test Platform Reveals Neurodevelopmental Defects in Embryonic Zebrafish Exposed to Comprehensive Suite of Halogenated and Organophosphate Flame Retardants

Creator:: Noyes, Pamela D., Haggard, Derik E., Gonnerman, Greg D., and Tanguay, Robert L.
Abstract:: Sharp increases in the use of flammable plastics and electronic devices coupled with stricter fire safety requirements have promoted the heavy use of flame retardant chemicals. While flame retardant use has increased, a great deal of uncertainty surrounds their safety with some evidence showing toxicity and risk to human and...
Resource Type:: Article

Advancing interpretations of ¹⁴C-uptake measurements in the context of phytoplankton physiology and ecology

Creator:: Milligan, Allen J., Halsey, Kimberly H., and Behrenfeld, Michael J.
Abstract:: The ¹⁴C-uptake method is the most common approach employed for estimating primary production in the ocean. Normalizing ¹⁴C-uptake to chlorophyll a and time yields a value termed the assimilation number, which is thought to reflect phytoplankton physiology. It is often assumed that the measured rate of ¹⁴C-uptake is between net...
Resource Type:: Article

Age, growth, and long-distance dispersal in the western North Atlantic of vexillifer larvae of the pearlfish, Echiodon dawsoni, with notes on Carapus bermudensis (Ophidiiformes: Carapidae)

Creator:: Govoni, John J., Terwilliger, Mark, and Markle, Douglas F.
Abstract:: We examined 120 vexillifer larvae of Echiodon dawsoni and 40 of Carapus bermudensis collected from the continental shelf and slope of the Gulf of Mexico and the western North Atlantic to Nova Scotia. Age was estimated for a subset of vexillifers, from which otoliths (sagittae) were excised and growth increments...
Resource Type:: Article

Alaska Mariculture Initiative–Why not Alaska? Six Economic Case Studies of Successful Mariculture Industries and Their Potential Relationship to a Statewide Strategic Plan to Develop Alaska’s Industry

Creator:: Decker, Julie and Wellman, Katherine
Abstract:: The potential economic impact of a fully developed mariculture industry in Alaska is not well understood by industry or policy makers. It is also not entirely clear what is needed to move from Alaska’s current micro industry (approximately $500,000 in annual sales) to a fully developed industry. In general, the...
Resource Type:: Presentation

Alder Canopy Dieback and Damage in Western Oregon Riparian Ecosystems

Creator:: Sims, Laura, Goheen, Ellen, Kanaskie, Alan, and Hansen, Everett
Abstract:: We gathered baseline data to assess alder tree damage in western Oregon riparian ecosystems. We sought to determine if Phytophthora-type cankers found in Europe or the pathogen Phytophthora alni subsp. alni, which represent a major threat to alder forests in the Pacific Northwest, were present in the study area. Damage...
Resource Type:: Article

All around the town : urban forestry at OSU explores the science of greener, healthier cities

Creator:: Bernart, Bryan
Abstract:: Spring 2015
Resource Type:: Article

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