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Now showing items 61-80 of 135
Ferns as a forest farming crop: effects of light levels on growth and frond quality of selected speicies with potential in Missouri
(University of Missouri--Columbia, 2006)
In Missouri 11.3 million acres of commercial forests are privately owned. The vast majority is under very little - if any - management. Agroforestry, specifically forest farming, has the potential to provide producers an opportunity to put...
Drainage water management practices affect water quality, soil properties, and crop production
(University of Missouri--Columbia, 2023)
Several agricultural management practices such as terrace construction, cover crops (CC), drainage water recycling (DWR), free drainage (FD), and 4R nitrogen (N) management can influence water quality, soil properties, and crop production...
The portfolio problem in agricultural cooperatives: an integrated framework
(University of Missouri--Columbia, 2005)
A portfolio problem within agricultural cooperatives arises as a result of the traditional cooperative's property rights structure. As members' investment is tied to patronage, this traditional structure prevents them from adjusting cooperative...
Modeling social connectivity and the spread of the 1918-1919 flu through Inupiat and Yup'ik communities of western Alaska
(University of Missouri--Columbia, 2019)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] The spread of infectious disease among human populations is heavily influenced by social relationships and interactions between humans. This project examines the role of social...
Product differentiation and the role of contracts : the US pork industry case
(University of Missouri--Columbia, 2008)
This dissertation studies factors influencing the rapid transition from spot markets to contracts recently observed in the exchanges between farm producers and processors or distributors. In particular, it attempts to fill ...
Characterization of soybean rooting depth in response to different environmental conditions
(University of Missouri--Columbia, 2020)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI-COLUMBIA AT REQUEST OF AUTHOR.] Soybean (Glycine max (L.) is currently grown throughout the world because it has been adapted to many environments and because of the high protein and oil content...
Resource extraction, resistance, and religion in Nicaragua
(University of Missouri--Columbia, 2019)
mining, especially related to economic threats and grievances tied to environmental and agricultural concerns, it will likely continue its resistance movement until it sees policy changes that halt or overturn mining concessions in the community. However...
Elephant in the room : a study of the impact of emotional experiences on burnout among Chinese reporters
(University of Missouri--Columbia, 2020)
and reporters' experience of engaging in surface acting magnify their levels of job burnout. Meanwhile, the use of problem-focused coping strategies can reduce reporters' job burnout caused by emotional labor engagement. Findings in this study fill the gap...
An ecological study of American Ginseng (Panax quinquefolius L.) in the Missouri Ozark Highlands: effects of herbivory and harvest, ecological characterization and wild simulated cultivation
(University of Missouri--Columbia, 2006)
Matrix population analysis was used to analyze eight years of demographic data from six American ginseng (Panax quinquefolius L.) populations in east-central Missouri to examine effects of herbivory by white-tailed deer (Odocoileus virginianus Zimm...
An economic analysis of the agricultural development potential for Southern Honduras
(University of Missouri--Columbia, 1975)
for various resources r which would provide guidance for making investment decisions; and (3) to derive policy recommendations for the purpose of agricultural development in Southern Honduras. A survey of 449 randomly selected sample farms, including 686...
Evaluation and development of first order fire effects mortality model predictions for eastern hardwood forests
(University of Missouri--Columbia, 2018)
The First Order Fire Effects Model (FOFEM) is a useful tool for predicting fire-induced mortality in western coniferous forests. However, it lacks robust models for eastern hardwood species. Managers in the eastern United ...
Monetary Policies for Full Employment and Price Stability in Saudi Arabia: An Endogenous Money Approach
(University of Missouri--Kansas City, 2017)
Despite being a relatively young and prosperous country, Saudi Arabia has recently suffered from substantial rises in unemployment. This dissertation thus examines the root
causes for the rise in unemployment and limited ...
"Send only your serious cases" : delivering flu to Toronto: an anthropological analysis of the 1918-19 influenza epidemic in Toronto, Ontario, Canada
(University of Missouri--Columbia, 2010)
This project looks at the 1918-19 pandemic influenza experience in Toronto, Ontario, Canada. Based on historical records (most notably death registries and archival material) this work strives to understand the social, biological, and environmental...
Evaluation of the Private Forestland Ownership Paracelization and its effects on the forest landscape in the southeastern Missouri Ozarks
(University of Missouri--Columbia, 2005)
This study investigates the impacts of the forestland ownership parcelization on species composition, age structure and spatial pattern of the forest landscape. First, a computer model was developed to create ownership ...
Assessment of a voluntary nonlead ammunition outreach program on midwestern national wildlife refuges
(University of Missouri--Columbia, 2020)
at four managed hunts, 29 semi-structured interviews of program staff, and an online survey of 325 NWR staff. Objectives were to (1) examine lead exposure risks and suggest communication strategies, (2) explore attitudes and experiences of NWR staff...
A methodology for evaluation of research animal diagnostic and investigative laboratories
(University of Missouri--Columbia, 1974)
"The objective of this study was to design, develop, and test a method for evaluation of the effectiveness of Research Animal Diagnostic and Investigative Laboratories (RADILs). This includes identifying and measuring the ...
Biomineralizers from the proterozoic to today : assessing taxonomy and paleoecology through the lens of taphonomy
(University of Missouri--Columbia, 2018)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] The onset of metazoan predation is presumed to have triggered an evolutionary arms race of prey defenses, including the advent of biomineralization. Escalating biological...
Assessment of Seismic Hazards along the Northern Gulf of Aqaba
(2014-09-26)
Aqaba and Elat are very important port and recreation cities for the Hashemite Kingdom of Jordan and Israel, respectively. The two cities are the most susceptible to damage from a destructive future earthquake because they ...
The influence of body mass and body composition on bone functional adaptation
(University of Missouri--Columbia, 2023)
The proposed dissertation follows a three article format. The articles are distinct, but each pertains to the same subject of research. The first article applies structural equation modeling to factors influencing bone ...
Characterization of diverse soybean genotypes for phosphorus uptake and use efficiency
(University of Missouri--Columbia, 2021)
was aimed at identifying and characterizing soybean genotypes which contrast in their ability to take up P and in their PUE. Results from pot and field experiments with diverse soybean genotypes, including SoyNAM parents, obsolete cultivars, commercial...