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Articles 44431 - 44460 of 52613
Full-Text Articles in Physical Sciences and Mathematics
Water Resources Conference: Watershed Planning In Maine, Nick Houtman
Water Resources Conference: Watershed Planning In Maine, Nick Houtman
Maine Policy Review
Watershed planning in Maine suffers from several problems that were identified during a water resources conference held at the University of Maine in April 1994. A brief summary of key conference findings is reported here.
Fish Consumption, Exposure To Dioxin, And Health Risk Assessments, Kevin J. Boyle
Fish Consumption, Exposure To Dioxin, And Health Risk Assessments, Kevin J. Boyle
Maine Policy Review
Human health issues have become the focus of much of the environmental debate that continues to occur daily in theU.S.InMaine, dioxin, a by-product of the kraft paper making process, has gathered its share of attention in recent months.UniversityofMaineresource economist Kevin Boyle discusses the difficulties associated with assessing human health risks relative to the consumption of fish tissue potentially contaminated with dioxin. He cautions state regulators to avoid overestimating the potential risks associated with human exposure to toxic substances such as dioxin.
Materials Recovery Facilities In The United States Virgin Islands: A Regional Facilities Location Model Study, Lloyd O. Prince Jr.
Materials Recovery Facilities In The United States Virgin Islands: A Regional Facilities Location Model Study, Lloyd O. Prince Jr.
Engineering Management & Systems Engineering Theses & Dissertations
Continental municipalities have derived many benefits from the economies of scale associated with a regional approach to facilities location and management planning. Centralized solid waste processing facilities is an example. Island communities, however, surrounded by miles of ocean, are constrained to a fragmented approach to the facilities location solution. This research was conducted to determine if the regional paradigm suggested in the literature is applicable to a set of island communities connected by an ocean transportation infrastructure. A linear programming (LP) model, constraints and data requirements were developed and applied to a network of islands. A series of hypothetical material …
Ground Water Monitoring Project For Arkansas, Phase Iii, Kenneth F. Steele, Steven S. Hill, Terry W. Nichols, H. Don Scott, Paul Vendrell, H. S. Lin
Ground Water Monitoring Project For Arkansas, Phase Iii, Kenneth F. Steele, Steven S. Hill, Terry W. Nichols, H. Don Scott, Paul Vendrell, H. S. Lin
Arkansas Water Resources Center Technical Reports
This report is composed of two parts. The first part is an interpretation of the pesticide and nitrate data collected in Woodruff County based on samples collected during 1994. Because there is an indication that there were hydrological differences between 1994 and 1995, and because most of the pesticide data is from 1994, this interpretive portion is restricted to 1994 data. Six wells initially sampled in 1994 that contained pesticides had continuing contamination in re-sampling in 1994 and 1995. Part II lists a seventh well in Woodruff County that contained pesticides in February and May of 1995
Toxicity Resistance In Mummichog (Fundulus Heteroclitus) From A Chemically Contaminated Environment, Cynthia A. H. Williams
Toxicity Resistance In Mummichog (Fundulus Heteroclitus) From A Chemically Contaminated Environment, Cynthia A. H. Williams
Dissertations, Theses, and Masters Projects
No abstract provided.
Chesapeake Bay Atlas, Us Epa Monitoring Program Water Quality Data 1984-1991, Sarah E. Rennie, Bruce Neilson
Chesapeake Bay Atlas, Us Epa Monitoring Program Water Quality Data 1984-1991, Sarah E. Rennie, Bruce Neilson
Data
The original data is in the folder RAWDATA under the folder DOSISO. Within RAWDATA there are 3 subdirectories : TSOPH holds temperature, salinity, diss.O2 and pH. WQ9 h
olds Chl-A, PO4,TotalN, NH4, Nitrate, Si, TOC, TSS & TotalP WQ6 holds DissInorgN, NO2, Part.PHOS, Part.C, Part.N, and TDissN The original measurements are held in columnar ASCII text files suitable for importing into spreadsheets (columns separated by spaces, not tabs). The files are arranged in subdirectories by water year (October through September). The data is as it came from the US EPA Chesapeake Bay Program Office in Annapolis (CSC) in November 1992. …
Basaisa Solar Project And Sustainable Community Development, Salah Arafa
Basaisa Solar Project And Sustainable Community Development, Salah Arafa
Faculty Book Chapters
[abstract not provided]
Economic Incentives For Environmental Management: A Survey, M. Walid Gamaleldin
Economic Incentives For Environmental Management: A Survey, M. Walid Gamaleldin
Faculty Book Chapters
[abstract not provided]
Ua3/8/1 L.Y. Lancaster Professorship Report, Wku Ogden College Of Science & Technology
Ua3/8/1 L.Y. Lancaster Professorship Report, Wku Ogden College Of Science & Technology
WKU Administration Documents
Report of activities by Dr. Blaine Ferrell, L.Y. Lancaster Professor for the year 1993-94, funded by Ogden Foundation.
U/Pb Sphene Date Of Mylonitization Associated With The Proterozoic Laramie Peak Shear Zone, Laramie Mountains, Wy, Phillip Resor, K Chamberlain, A Snoke, C Frost
U/Pb Sphene Date Of Mylonitization Associated With The Proterozoic Laramie Peak Shear Zone, Laramie Mountains, Wy, Phillip Resor, K Chamberlain, A Snoke, C Frost
Phillip G Resor
In this paper, we show that deformation can be dated by combining mesoscopic and microscopic structural observations with an understanding of metamorphic mineral reactions and U-Pb ages of newly grown sphene (titanite). This approach can be used on a variety of rock types that have been deformed at a wide range of metamorphic conditions. In an example from the Proterozoic Laramie Peak shear zone of southeastern Wyoming, a single period of syntectonic sphene growth in sheared mafic dikes is documented both by a strong spatial relationship between deformation and metamorphism and by sphene microtextures. U-Pb analyses of sphene separates give …
Pred-X Field Test Results, R.A. Field, J.E. Nel
Pred-X Field Test Results, R.A. Field, J.E. Nel
Great Plains Wildlife Damage Control Workshop Proceedings
During the spring and summer of 1992, a number of sheep producers used Pred-X ear tags to guard against predation by coyotes. We were able to contact 20 of these producers through the help of the Wyoming Wool Growers Association, county agents and companies who sold the tags. Sheep producers in other states also used the tags and we were able to contact 21 of these producers through the cooperation of the American Sheep Industry Association whose representatives printed a short letter and a survey form in the October 1992 National Wool Grower Magazine. Phone calls were made to many …
Bears, Ostriches, And Specialized Grazing: Putting Guanding Dogs To Work, Jeffrey S. Green, Roger A. Woodruff
Bears, Ostriches, And Specialized Grazing: Putting Guanding Dogs To Work, Jeffrey S. Green, Roger A. Woodruff
Great Plains Wildlife Damage Control Workshop Proceedings
In this paper, we highlight three examples of using guarding dogs that, for various reasons, are somewhat different from the typical sheep-predator scenario.
State Program In Sotuh Dakota For Wildlife Damge Management, Emmett J. Keyser
State Program In Sotuh Dakota For Wildlife Damge Management, Emmett J. Keyser
Great Plains Wildlife Damage Control Workshop Proceedings
In recent years, wildlife professionals have become increasingly more convinced that wildlife-damage programs must be integrated into existing wildlife management structures if both are to succeed in their missions. South Dakota has managed a state-run Animal Damage Control Program through the Department of Game, Fish and Parks since 1974.
Status Of M-44 Device, Charles D. Lee
Status Of M-44 Device, Charles D. Lee
Great Plains Wildlife Damage Control Workshop Proceedings
The purpose of this paper is to report on the current status of M-44 (sodium cyanide) capsule and its use. I have included information received from other states and entities that have a registration for M-44s, included some historical information concerning the M-44 program and the current source of supplies.
Food Preferences Of Common Grackles, Red-Winged Blackbirds, And Yellow-Headed Blackbirds Presented With Cracked Corn, Sunflower Meats, And Brown Rice, Laura A. Mendoza, George M. Linz, David L. Bergman, William J. Bleier
Food Preferences Of Common Grackles, Red-Winged Blackbirds, And Yellow-Headed Blackbirds Presented With Cracked Corn, Sunflower Meats, And Brown Rice, Laura A. Mendoza, George M. Linz, David L. Bergman, William J. Bleier
Great Plains Wildlife Damage Control Workshop Proceedings
Blackbirds migrating through North Dakota in late summer damage sunflower crops shortly after the yellow ray petals begin to wither and fall (Besser 1985). DeHaven (1982) reported bird damage losses of $7.4 million on 2.2 million acres in 1980. Various behavioral, chemical, and mechanical strategies have been employed over the past decade to reduce the damage. Although some of these methods have effectively dispersed or reduced blackbird populations, many have proven to be ineffective over time, economically infeasible, or culturally unacceptable (Guarino 1984).
Update On Development Of A Tranquilizer Trap Device, Peter J. Savarie, Kathleen A. Fagerstone, Edward W. Schafer Jr.
Update On Development Of A Tranquilizer Trap Device, Peter J. Savarie, Kathleen A. Fagerstone, Edward W. Schafer Jr.
Great Plains Wildlife Damage Control Workshop Proceedings
The foothold trap is an important tool that is used by the U.S. Department of Agriculture Animal Damage Control (ADC) program to capture coyotes (Canis latrans) that are causing livestock depredations. In FY 1990 and FY 1991 the ADC program trapped 17,732 and 15,805 coyotes, respectively (USDA 1991;1992). Foothold traps can cause trauma and injury to feet and legs (Englund 1982; Linhart et al. 1986; Olsen et al. 1986, 1988; Onderka et al. 1990, Tullar 1984) and Onderka et al. (1990) observed oral injuries such as broken teeth, and tongue and gum lacerations in captured animals. The ADC program and …
Lyme Disease: Incidence And Prevention, With Emphasis On Wildlife Biologists, Robert M. Timor, Robert S. Lane
Lyme Disease: Incidence And Prevention, With Emphasis On Wildlife Biologists, Robert M. Timor, Robert S. Lane
Great Plains Wildlife Damage Control Workshop Proceedings
Lyme disease, a potentially debilitating illness in humans if untreated, is caused by the spirochete Bonrelia burgdorferi. First recognized in the mid-1970s in Lyme, Connecticut, the disease has been reported in at least 46 of the United States and in Canada, Australia, Asia, and Europe. This disease is primarily transmitted to humans by tick bite. In California, the tick believed primarily responsible is the western black-legged tick, Nodes pacificus In the upper midwestern and northeastern states, the usual vector is Nodes scapularis (formerly I_. ammini in part).
Response Of A Mixed-Grass Prairie In Western Nebraska To Livestock Exclusion And Prairie Dog Control, Dallas Virchow, Scott E. Hygnstrom
Response Of A Mixed-Grass Prairie In Western Nebraska To Livestock Exclusion And Prairie Dog Control, Dallas Virchow, Scott E. Hygnstrom
Great Plains Wildlife Damage Control Workshop Proceedings
We examined responses of rangeland vegetation to exclusion of cattle and control of black-tailed prairie dogs ( n m s ludovicianus). Our objective was to determine the response in: 1) annual net primary production (ANPP) and 2) mean grass height (PH) to prairie dog control and/or livestock exclusion. We conducted the research in the northern mixed-grass prairie of Nebraska's central Panhandle. Average annual rainfall is shout 3 5 cm (14 in).
Rejex-It'" Ag-36 The Gentle Way To Repel Geese From Golf Courses And Other Turf Areas, Peter F. Vogt
Rejex-It'" Ag-36 The Gentle Way To Repel Geese From Golf Courses And Other Turf Areas, Peter F. Vogt
Great Plains Wildlife Damage Control Workshop Proceedings
Birds have always been a problem in agriculture, specially for berries and fruits. Farmers and home owners have been fighting these problems with limited success for centuries. However, the problems with birds on turf are relatively new and are not even known by many people. The "Complete Guide to Pest Control" (Ware 1988) does not even mention geese as a pest, or golf courses as an area of bird problems.
Methyl Anduanilate Formulations To Repel Birds From Water At Airports And Food At Landfills, Richard A. Dolbeer, Jerrold L. Belant, Larry Clark
Methyl Anduanilate Formulations To Repel Birds From Water At Airports And Food At Landfills, Richard A. Dolbeer, Jerrold L. Belant, Larry Clark
Great Plains Wildlife Damage Control Workshop Proceedings
Bird strikes to aircraft are of increasing concern to the aviation community (BSCE 1990). One factor contributing to strikes is that gulls and other bird species often flock to temporary pools of fresh water at airports after heavy rains (Blokpoel 1976). Another factor is the location of waste disposal facilities near airports which gulls and other bird species use as a food source (Burger and Gochfeld 1983, Greig et al. 1986). The U.S. Federal Aviation Administration issued Order 5200.5 in 1974 to prohibit waste disposal sites within 10,000 ft (3,000 m) of runways used by turbine-powered aircraft. This order was …
Twenty-Five Year History Of The Kansas Coyote Damage Control Program, F. Robert Henderson
Twenty-Five Year History Of The Kansas Coyote Damage Control Program, F. Robert Henderson
Great Plains Wildlife Damage Control Workshop Proceedings
In the 1968 legislative session, an appropriate was made to Kansas State University to hire a predator and rodent control specialist. I was hired for this position on July 1, 1968. During August, 1968, I traveled to Missouri and spent a week working with Mr. Bob Smith, a long-time employee of the Missouri Conservation Department's Extension-Trapper program. He taught me how to teach people to trap coyotes.
Field Evaluation Of Three Strychnine Concentrations For Controlling Townsend's Pocket Gophers, George H. Matschke, Geraldine R. Mccann, Heather W. Krupa, John O'Brien
Field Evaluation Of Three Strychnine Concentrations For Controlling Townsend's Pocket Gophers, George H. Matschke, Geraldine R. Mccann, Heather W. Krupa, John O'Brien
Great Plains Wildlife Damage Control Workshop Proceedings
Among requirements for the reregistration of strychnine, the Environmental Protection Agency (EPA) requires efficacy data from strychnine paste-alfalfa baits prepared with strychnine alkaloid paste (NV 830009). The EPA reviewed the data originally submitted by the state of Nevada for registering this strychnine alkaloid paste label and determined that more field efficacy data were needed to maintain the current registration. Therefore, additional efficacy data for strychnine paste-alfalfa baits on Townsend's pocket gopher (Thomomys townsendi) was requested from the state of Nevada.
The Prairie Dog Ecosystems And Endangered Species, Daniel W. Mulhern, Kenneth L. Powell
The Prairie Dog Ecosystems And Endangered Species, Daniel W. Mulhern, Kenneth L. Powell
Great Plains Wildlife Damage Control Workshop Proceedings
The prairie dog is no doubt one of the most controversial animals in the western United States. Public sentiment regarding this rodent runs the gamut from some livestock producers who are satisfied only with complete eradication of all prairie dogs, and some animal rights groups who would like to see all prairie dogs given complete protection from any form of harm. Between these two extremes lie the real truths surrounding this sometimes destructive, mostly biologically beneficial, creature.
The Evolutionary Relationships Of The Skunks To Each Other And The Rest Of The Weasels; With A Note On Behavioral Idiosyncrasies, Jerry W. Dragoo
The Evolutionary Relationships Of The Skunks To Each Other And The Rest Of The Weasels; With A Note On Behavioral Idiosyncrasies, Jerry W. Dragoo
Great Plains Wildlife Damage Control Workshop Proceedings
I will discuss four aspects of my current research with respect to skunks. The first concerns the recognition and conservation of potentially endangered populations of hog-nosed skunks. The second pertains to the evolutionary relationships among the three genera of skunks, based on genetic data. The third aspect also is based on molecular data, and is a study of the relationship of the skunks to the rest of the Mustelidae (weasels). Finally, I will discuss some of the behavioral idiosyncrasies I have observed in my endeavors to obtain skunk specimens.
Public Perceptions Of Wildlife Encounters In The Omaha, Nebraska, Metropolitan Area, Dennis M. Ferraro, Scott E. Hygnstrom
Public Perceptions Of Wildlife Encounters In The Omaha, Nebraska, Metropolitan Area, Dennis M. Ferraro, Scott E. Hygnstrom
Great Plains Wildlife Damage Control Workshop Proceedings
We conducted this study to determine (1) the occurrence of human-wildlife interaction in the greater Omaha, Nebraska metropolitan area, (2) variations in interactions among urban habitat types, (3) the actions that people take in response to urban wildlife encounters, and (4) information channels that the public in this area uses to gain advice concerning wildlife management. Based on this information we plan to improve assistance criteria, educational materials, and programs relative to urban audiences.
Are Farmer And The Environment Natural Enemies Like The Sheep And The Coyote?, B.L. Flinchbaugh Ph.D.
Are Farmer And The Environment Natural Enemies Like The Sheep And The Coyote?, B.L. Flinchbaugh Ph.D.
Great Plains Wildlife Damage Control Workshop Proceedings
Agricultural policy historically has been price and income policy for commercial farmers. Price supports, land retirement, stored reserves and deficiency payments have been the backbone of farm bills since Roosevelt's AAA (Agriculture Adjustment Act). Preservation of the family farm was the goal, along with an abundant supply of high quality food at reasonable prices, to convince the consumer that commercial agriculture policy was in their "best interests."
Survey Of Nuisance Urban Geese In The United States, James E. Forbes
Survey Of Nuisance Urban Geese In The United States, James E. Forbes
Great Plains Wildlife Damage Control Workshop Proceedings
Problems caused by Canada geese in urban areas include defecation and molted feathers on lawns and golf courses, fowling water supplies, noise, attacks upon small children, and bird hazard to aircraft at airports. Detailed discussion of nuisance Canada geese in Connecticut and New York are reported by Forbes (1982) and Converse (1985). This paper updates the survey of nuisance Canada geese in urban areas of the eastern U.S. by Conover and Chasko (1985).
The Nature And Timing Of Wildlife Damage Events In Nebraska: A Five-Year Review Of Requests To Three Extension Wildlife Personnel, Dale J. Hafer, Scott E. Hygnstrom, Ron J. Johnson, Dennis M. Ferraro
The Nature And Timing Of Wildlife Damage Events In Nebraska: A Five-Year Review Of Requests To Three Extension Wildlife Personnel, Dale J. Hafer, Scott E. Hygnstrom, Ron J. Johnson, Dennis M. Ferraro
Great Plains Wildlife Damage Control Workshop Proceedings
We examined 2,241 telephone calls that were received by 3 University of Nebraska- Cooperative Extension personnel (the 3 junior authors) concerning wildlife damage during 1988-1992. Our objectives were to (1) determine the speciedgroups responsible for most damage-related telephone calls, (2) determine the timing of wildlife damage events by speciedgroup, and (3) differentiate damage-related telephone calls by urban versus rural situations.
Prospects For The Future In Animal Damage Control, Donald Hawthorne
Prospects For The Future In Animal Damage Control, Donald Hawthorne
Great Plains Wildlife Damage Control Workshop Proceedings
I am pleased to be here to address a subject that is very special to many of us, one to which I have devoted my entire career. Animal damage control is a controversial component of wildlife management. In the late 1960's and early 70's, many wildlife practitioners tried to divorce themselves from animal damage control activities. In recent years, however, management of wildlife damage is viewed by many as a vital and integral part of wildlife management, whether to protect human interests and safety or to save an endangered species.
Prairie Vole Damage Control In No-Till Corn And Soybean, Ron A. Hines
Prairie Vole Damage Control In No-Till Corn And Soybean, Ron A. Hines
Great Plains Wildlife Damage Control Workshop Proceedings
The prairie vole (Microtus ochragaster) is the primary rodent that reduces no-till crop plant stands in Southern Illinois. Because the vole requires a full canopy cover for protection from predators, established grass or legume sod fields and field borders (including wheat or rye stubble, set-aside and cover crop seedings) provide an ideal habitat for the development of a very high population of this rodent. In fields that have had the vegetative cover maintained for more than one year prior to planting no-till corn, plant stand reductions can reach 80 to 100 percent in intense (more than 30 per …