Index Catalog // ScholarsArchive@OSU

Creator:: Hepperly, Jody R.
Abstract:: In recent years, several interrelated forces—prolonged drought, growing populations, height-ened environmental protections, sustained agricultural use, and hydrologic alterations due to climate change—have increased pressure on water users in the Western United States, where the agricultural sector accounts for up to 90% of total water withdrawals. Technology im-provements developed since the...
Resource Type:: Masters Thesis
Full Text:: . Title: Standing in the Way of Control: Small Farmers, Water Use, and Technology Adoption in Oregon

Creator:: Clark, Hannah
Abstract:: Rivers impacted by human activities often have multiple stressors present. The effects of multiple stressors on biological communities can often be difficult to predict, due to the potential for complex interactions between stressors and communities. This thesis explores the impacts of two stressors often associated with agricultural land use, increased...
Resource Type:: Masters Thesis
Full Text:: water in both agriculture and other land uses has created a great need for providing enough fresh

Creator:: Ingman, Mark Christian
Abstract:: China's Minqin Oasis once welcomed traders along the ancient Silk Road with rivers, lakes, and lush forests, yet today the region's farmland and grassland are increasingly being engulfed by the sands of the Gobi Desert. The severity of this incremental catastrophe for a declining population of 300,000 residents has brought...
Resource Type:: Masters Thesis
Full Text:: in water resources and agriculture first within Minqin County. Section 2.2 outlines the historical

Creator:: Nesbit, Shivonne M.
Abstract:: Over the last decade, the Oregon Department of Fish and Wildlife (ODFW) has documented a precipitous decline in the Crooked River redband trout (Oncorhynchus mykiss) population, prompting this study to address potential factors contributing to the decline. There are two main goals to this project: (1) identify potential factors contributing...
Resource Type:: Masters Thesis
Full Text:: 6 as one of the premier redband trout fisheries in Oregon (Shewey 1998). The cold water discharge

Creator:: Barnard, David M.
Abstract:: The state of Oregon has two distinct climate types bisected by the crest of the Cascade Mountain range. The western side of the Cascades experiences high levels of precipitation and mild temperatures due to the maritime influence of the Pacific Ocean, while the eastern side lies in the rain shadow...
Resource Type:: Masters Thesis
Full Text:: radial transport of water (Tyree and Zimmerman 2003). Several conifer species are found in Oregon

Creator:: Feaga, Jeff
Abstract:: The Willamette Valley of Oregon has high rates of winter precipitation that cause leaching losses of residual fertilizer nitrogen (N) as nitrate (NO₃). Cover crops may have potential to mitigate N loss. Shallow groundwater was sampled for 11 years from plots planted in summer vegetables with and without winter cover...
Resource Type:: Masters Thesis

Creator:: Doerner, Robert W.
Abstract:: The primary purpose of this study was to determine if inservicing Agriculture Science and Technology (AST) teachers over a new curriculum, resulted in increased student achievement. Specific objectives were to: 1) determine the subject areas (lessons) for a curriculum for teaching Integrated Pest Management (IPM); 2) develop a curriculum for...
Resource Type:: Masters Thesis
Full Text:: . Weeks The primary purpose of this study was to determine if in- servicing Agriculture Science and

Creator:: Forbes, Steven
Resource Type:: Masters Thesis
Full Text:: in Oregon. Water is used for agriculture, recreation, tourism, industry, fisheries, and has

ScholarsArchive@OSU