Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 6 of 6 for “"elm trees"”.
-
White-tailed deer density and habitat relationships
… ADF values. Bark-stripping occurred on slippery elm trees during the winter in a high deer density area. No significant association was found between stripping of slippery elms and age, dbh, and height classes. Protein (P < 0.001) and starch (P < 0.01) contents of the bark were significantly …
-
Examination of the impact of the natural environment on levee sustainability, An
… levees. Plots of sycamore, pecan, and American elm trees and water bodies identified by ecophysiography were rated as the least sustainable environments for levees. With additional development, future models may serve as tools to improve our ability to assess, maintain, and design levee systems.
-
Isolation of Cellulose Nanofibres: Elucidation of a Novel Approach Utilizing Fungal Pretreatment
… with Ophiostoma Ulmi, a causative agent of Dutch elm disease in Elm trees, has found to reduce the energy requirement to isolate cellulose nanofibres. The treatment has found to bring about internal defibrillation in the fibres by disrupting the hydrogen bonding that holds the hemicellulose - …
-
Beetles or Bureaucrats? Reconsidering the United States' Failure to Stop Dutch Elm Disease
… of the United States to address the Dutch elm disease (Ophiostoma ulmi) epidemic that affected American elm (Ulmus americana) across the country. The disease, a fungus carried by beetles between trees, was introduced in 1930 in New York City and slowly spread across the Northeast United …
-
Social Aesthetics: Affecting Change in Food Provisioning
… Today, its carpet of lawn framed by American Elm trees epitomizes the economic, ecological, and equity challenges of monoculture landscapes. This project aims to express democratic values through polyculture. It invites every citizen to participate in acts of justice rather than submit to …
-
A Cryptic Invasion of the Non-Native Siberian Elm (Ulmus Pumila) to Southwest Missouri
… native ecosystems. One such species, Siberian elm, has been shown to have been invading native landscapes across the central and eastern United States since the late 1800s. The natives, American elm and slippery elm, have declined dramatically due to Dutch elm disease throughout the mid- to …