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Browse Dissertations and Theses - Prairie Research Institute by Title
Now showing items 99-118 of 199
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(1991)Knowledge of raindrop shape is crucial to analyses of microwave scattering from precipitation, including the use of polarization radar in inferring the rainfall rate. The equilibrium shape of a water drop falling in air ...
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(2012-09-18)Human activities within the riparian zone can alter the abiotic properties of watersheds and stream reaches, potentially resulting in abiotic conditions that are stressful for resident fishes. The inability of fish to ...
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(2017-12-01)Species inhabiting intensively farmed landscapes are dependent on private and public lands managed for the benefit of wildlife. While the benefits of different management approaches at the field- and landscape scale are ...
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(2010-05-14)In this study we used molecular techniques to examine deer movement and population structure in the context of chronic wasting disease transmission and spread. Chronic wasting disease is an infectious prion encephalopathy ...
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(2016-07-12)Biodiversity is being lost at an unprecedented rate globally, with the primary driver being habitat loss and fragmentation. As natural habitats contract, species are forced into small often fragmented populations at increased ...
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(2014-05-30)The Illinois River has been heavily altered by a range of human activities. Among these, wetlands have been drained, lock and dams constructed, navigation channels maintained, and industrial effluent and sewage discharged. ...
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(2014-05-30)Grassland bird populations have experienced steep declines across North America, with especially precipitous declines in the Midwest. The primary cause of these declines is thought to be loss and fragmentation of grassland ...
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(2015-07-08)Biodiesel from algae provides several benefits over current biodiesel feedstocks, but the energy requirements of processing algae into a useable fuel are currently so high as to be prohibitive. One route to improving this ...
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(2011-05-25)Denitrifying biofilters are a promising and low-maintenance technology for removing nitrate from agricultural drainage, capable of removing 50-80% of annual nitrate loads. Because increased riverine nitrate concentrations ...
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(2013-05-24)Coyote management in urban areas has become a concern for wildlife professionals. In the Greater Chicago Metropolitan Region (GCMR) wildlife professionals have received an increased number of complaints from residents. ...
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A monograph of the freshwater ascomycete family Annulatascaceae: a morphological and molecular study (2015-12-02)Freshwater fungi are important agents decomposing submerged dead plant material. Roughly ten percent of the known teleomorphic (sexually reproducing) freshwater ascomycetes have been referred to or included in the family ...
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(2012-09-18)Parasites are the most diverse metazoan group on earth and are important in understanding ecological and evolutionary processes. Given their high host specificity, simple life cycle and distinctive molecular evolution, ...
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(2016-07-22)Acercaria, which includes Psocodea, Thysanoptera and Hemiptera, is a group that encompasses substantial diversity and has generated equally substantial debate about its higher-level phylogeny. The advent of molecular ...
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(2012-06-27)Species are the currency of biodiversity and an accurate recognition of their status is a scientific necessity, particularly given the onset of the Anthropocene (the most recent biodiversity crisis). Yet, concept-based ...
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(2013-05-24)Fundamental to understanding species ecology, is the evaluation of predator-prey interaction strengths and their spatial heterogeneity. Traditional dietary assessment methods of examining individual’s stomach contents ...
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(2011-05-25)Juvenile survival is among the most important demographic parameters driving population dynamics in birds. However, because first-year (i.e. 1-year-old) migratory passerines are thought to return to breed at great distances ...
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Nearshore zooplankton communities of Lake Michigan and implications for invasibility by Asian carp (2017-07-17)Recent, dramatic shifts have occurred within zooplankton community structure in Lake Michigan. Such changes could alter the ability of invasive species, such as Asian carp, to establish self-sustaining populations. Without ...
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(2015-01-21)Current declines in shrubland bird populations and habitats in eastern North America highlight the importance of understanding the nesting ecology of shrubland birds. The majority of the literature on shrubland birds has ...
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(2010-05-19)Yellow-breasted Chats (Icteria virens) are a Neotropical migratory bird species that breeds in shrubland habitat in Illinois. Chats are a diurnally active species but males are known to sing often at night. This behavior ...
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(1989)In the past the best models of raindrop shapes were based on a perturbation form of Laplace's formula valid only for small amplitude distortion from the effect of an aerodynamic pressure around a sphere. In contrast, the ...
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Now showing items 99-118 of 199