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Full-Text Articles in Bioresource and Agricultural Engineering

Comparative Analysis Of Mosquito Trap Counts In The Peruvian Amazon: Effect Of Trap Type And Other Covariates On Counts And Diversity, George W. Peck, Fanny Castro-Llanos, Victor Lopez-Sifuentes, Erica Lindroth Dec 2018

Comparative Analysis Of Mosquito Trap Counts In The Peruvian Amazon: Effect Of Trap Type And Other Covariates On Counts And Diversity, George W. Peck, Fanny Castro-Llanos, Victor Lopez-Sifuentes, Erica Lindroth

Civil and Environmental Engineering Faculty Publications and Presentations

Efficient detection of multiple species of adult mosquitoes in various habitats using effective traps is a crucial 1st step in any disease prevention program. Novel trap types that target tropical vectors of human diseases require field testing in the habitat of the vector–disease system in question. This paper analyzes a series of mosquito trapping studies conducted at Mapacocha, San Juan Bautista District, Loreto, Peru, during August–September 2013 and April–May 2014. Six trap configurations were evaluated in forest and rural locations. Adult mosquito counts were analyzed using full Bayesian inference of multilevel generalized linear models and posterior probability point estimates of …


Tillamook County Waste Disposal Technology Assessment, Arvind Kumar, Ryan Menze, Joe Smith, Jerrod Thomas Jul 2014

Tillamook County Waste Disposal Technology Assessment, Arvind Kumar, Ryan Menze, Joe Smith, Jerrod Thomas

Engineering and Technology Management Student Projects

Tillamook County is a rural county straddling the Northern Oregon Coast Range with the majority of the local economy based around agriculture, timber, tourism, and fishing. As part of Tillamook County’s mission statement, they strive“to enhance the quality of life for its citizens by promoting and preserving public health and safety, maintaining a stable economy, encouraging wise use of resources, and providing services in the most efficient and cost-effective manner possible.” To that end, Tillamook County, Tillamook County Economic Development Council (TCEDC), Portland State University, Oregon State University, and Tetra Tech have undergone an evaluation and technology assessment process to …


Field Evaluation Of Arbuscular Mycorrhizal Fungal Colonization In Bacillus Thuringiensis Toxin-Expressing (Bt) And Non-Bt Maize, Tanya E. Cheeke, Mitchell B. Cruzan, Todd N. Rosenstiel Jul 2013

Field Evaluation Of Arbuscular Mycorrhizal Fungal Colonization In Bacillus Thuringiensis Toxin-Expressing (Bt) And Non-Bt Maize, Tanya E. Cheeke, Mitchell B. Cruzan, Todd N. Rosenstiel

Biology Faculty Publications and Presentations

The cultivation of genetically engineered Bacillus thuringiensis toxin-expressing (Bt) maize continues to increase worldwide, yet the effects of Bt crops on arbuscular mycorrhizal fungi (AMF) in soil are poorly understood. In this field experiment, we investigated the impact of seven different genotypes of Bt maize and five corresponding non-Bt parental cultivars on AMF and evaluated plant growth responses at three different physiological time points. Plants were harvested 60 days (active growth), 90 days (tasseling and starting to produce ears), and 130 days (maturity) after sowing, and data on plant growth responses and percent AMF colonization of roots at each harvest …