Index Catalog // ScholarsArchive@OSU

Bees of the Pacific Northwest : key to Lasioglossum species for females of the subgenera Hemihalictus, Sphecodogastra, and Evylaeus in Oregon (Hymenoptera : Halictidae)

Creator:: Engler, Joseph D., Gorman, Mark, Cappaert, David, Stanton, Marek, Best, Lincoln R., and Jackson, August S.
Abstract:: The following taxonomic keys are adapted in part from the subgeneric and species descriptions and keys produced by McGinley (2003), Gibbs et al. (2013) and Gardner and Gibbs (2022). Additional identification information was provided by Jason Gibbs, Thilina Hettiarachchi (University of Manitoba), and Joel Gardner (Washington State University). While these...
Resource Type:: Technical Report
Full Text:: Joseph D. Engler Mark Gorman David Cappaert Marek

Status of the European Green Crab, Carcinus maenas, (aka 5-spine crab) in Oregon Estuaries. Report for 2023

Creator:: Yamada, Sylvia Behrens, Royer, Cameron, Schooler, Shon, Randall, Andrea, and Fisher, Jennifer
Abstract:: The European green crab (Carcinus maenas) has persisted in Oregon and Washington coastal estuaries since the late 1990s. A strong year class arrived during the 1998 El Niño, but numbers decreased and remained below 1 per trap per day until the arrival of the 2015-2016 El Niño. Since then, numbers...
Resource Type:: Technical Report
Full Text:: the European green crab Carcinus maenas on the North American Pacific Coast. J. of Shellfish

Outdoor School for all! : student outcomes in Oregon : 2023 evaluation report

Creator:: Braun, Steven M. and Oregon State University. Extension Service
Abstract:: Outdoor School for All! Student Outcomes in Oregon is an ongoing evaluation project of outdoor schools throughout Oregon. The intent of this project is to build understanding and knowledge about the outcomes of outdoor school programming and support program improvement. We built an evaluation system based on legislative requirements, ongoing...
Resource Type:: Technical Report
Full Text:: /environmental- literacy-plan-2013.pdf Hollweg, K. S., Taylor, J. R., Bybee, R. W., Marcinkowski, T. J

Model Selection of Discrete Classifiers under Class and Cost Distribution Change: An Empirical Study

Creator:: Ahmed, Nahian and Hutchinson, Rebecca A.
Abstract:: A variety of important machine learning applications require predictions on test data with different characteristics than the data on which a model was trained and validated. In particular, test data may have a different relative frequency of positives and negatives (i.e., class distribution) and/or different mislabeling costs of false positive...
Resource Type:: Technical Report
Full Text:: bounded as 0 ≤ D ≤ √ 2, with 0 being a perfect selection. 5 Results We present a set of representative

Compliance of ScholarsArchive@OSU with requirements for quality research data repositories

Creator:: Key, Cara and Llebot, Clara
Abstract:: Oregon State University Libraries and Press is invested in providing high quality research data repository services through the OSU institutional repository, ScholarsArchive@OSU. As the product owner for ScholarsArchive@OSU and the lead of the OSULP Research Data Services program, respectively, we present the following report assessing that quality based on widely...
Resource Type:: Technical Report
Full Text:: with more than $100M in R&D expenditures to develop plans to make the published results of federally

Bees of the Pacific Northwest : key to genera (Hymenoptera : Anthophila)

Creator:: Best, Lincoln R., Dunlap, Joshua B., Jackson, August S., and Rivers, James W.
Abstract:: This key to the bee genera of the Pacific Northwest provides dichotomous couplets which aid the user in identifying 60 genera of bees which occur or may occur in the region. The key architecture is based strongly on the key to the genera of North and Central America published in...
Resource Type:: Technical Report
Full Text:: ., Brantstetter, M.G., Gillung, J.P., Brady, S.G., Danfoth, B.N., Policarova, J., & Straka, J. (2020

Evaluation of Students’ Response to Field Trips to HJ Andrews Experimental Forest

Creator:: Nyman, Matt and O'Connell, Kari
Abstract:: The Andrews Forest Long-Term Ecological Research (LTER) site has a long-term partnership with the University of Oregon Environmental Leadership Program (ELP), providing service-learning opportunities for undergraduate students to facilitate field trips for middle school students to the Andrews LTER site. Undergraduate students develop field trip lessons based on Andrews Forest...
Resource Type:: Technical Report
Full Text:: , O’Neill, S. and Barnett, J. (2020). Youth perceptions of climate change: A narrative synthesis. Wires

Puget Sound Exhaust Gas Cleaning System (EGCS) Washwater Ecological Risk Assessment

Creator:: Word, Jay, Wang, Dayang (Cindy), McGrath, Joy, and Stubblefield, William
Abstract:: Beginning in 2020, the International Maritime Organization International Convention for the Prevention of Pollution from Ships (MARPOL) required vessels to comply with new sulfur air emission standards in Sulphur Emission Control Areas (Baltic Sea, North Sea, and off the coasts of the US and Canada) by: 1) using 0.1% sulfur...
Resource Type:: Technical Report
Full Text:: Sampling Details Appendix D: Chemistry Laboratory Reports Appendix E: Target Lipid Model Appendix F

Future climate projections. Union County : August 2023

Creator:: Dalton, Meghan, Fleishman, Erica, Bachelet, Dominique, and Rupp, David
Abstract:: In this report, we present climate projections for Union County that are relevant to specified natural hazards for the 2020s (2010–2039) and 2050s (2040–2069) relative to the 1971–2000 historical baseline. The projections are based on multiple global climate models for both a lower greenhouse gas emissions scenario (RCP 4.5) and...
Resource Type:: Technical Report

Malheur Experiment Station annual report 2022

Creator:: Oregon State University. Malheur Experiment Station and Oregon State University. Agricultural Experiment Station
Abstract:: The information in this report is for the purpose of informing cooperators in industry, colleagues at other universities, and others of the results of research in field crops. Reference to products and companies in this publication is for specific information only and does not endorse or recommend that product or...
Resource Type:: Technical Report
Full Text:: Crookham Seed Co. D. Palmer Seeds DuPont Enza Zaden FMC Corp. Gowan Co. Irrometer Co., Inc. J.R

ScholarsArchive@OSU

Bees of the Pacific Northwest : key to Lasioglossum species for females of the subgenera Hemihalictus, Sphecodogastra, and Evylaeus in Oregon (Hymenoptera : Halictidae)

Status of the European Green Crab, Carcinus maenas, (aka 5-spine crab) in Oregon Estuaries. Report for 2023

Outdoor School for all! : student outcomes in Oregon : 2023 evaluation report

Model Selection of Discrete Classifiers under Class and Cost Distribution Change: An Empirical Study

Compliance of ScholarsArchive@OSU with requirements for quality research data repositories

Bees of the Pacific Northwest : key to genera (Hymenoptera : Anthophila)

Evaluation of Students’ Response to Field Trips to HJ Andrews Experimental Forest

Puget Sound Exhaust Gas Cleaning System (EGCS) Washwater Ecological Risk Assessment

Future climate projections. Union County : August 2023

Malheur Experiment Station annual report 2022

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