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Articles 40021 - 40050 of 40856
Full-Text Articles in Entire DC Network
Vulnerability Of Water Supply Systems To Droughts, David S. Bowles, Trevor C. Hughes, W. Robert James, Donald T. Jensen, Frank W. Haws
Vulnerability Of Water Supply Systems To Droughts, David S. Bowles, Trevor C. Hughes, W. Robert James, Donald T. Jensen, Frank W. Haws
Reports
This summary completion report describes the project work completed in three areas: 1) the development and preliminary testing of drought severity and vulnerability indices, 2) the impacts of Utah's 1977 drought, and 3) an operation comparison of stochastic streamflow models. The drought indices were evaluated for three municipal and three irrigation water supply systems in Utah. It was concluded that a continuous loss function to define the effects of water shortage would be more appropriate than the existing assumption that drought-related lossed occur suddenly at a certain degree of water shortage. Information on the impacts of Utah's 1977 drought was …
Evaluation Of Mutagenicity Testing Of Extracts From Processed Oil Shale, Judith G. Dickson, V. Dean Adams
Evaluation Of Mutagenicity Testing Of Extracts From Processed Oil Shale, Judith G. Dickson, V. Dean Adams
Reports
The Ames/
Paleoenvironmental Analysis Of A Late Holocene Deposit : Stanton Site, West-Central North Dakota, David W. Fischer
Paleoenvironmental Analysis Of A Late Holocene Deposit : Stanton Site, West-Central North Dakota, David W. Fischer
Theses and Dissertations
The Stanton Site (W1/2NE1/4 sec. 16, T. 144 N., R. 85W.), eastern Mercer County, North Dakota, contains a late Holocene organic deposit in the cutbank of an ephemeral stream on the Missouri Plateau. Strati graphic units of the 104-cm section are, in ascending order: (l) gravel; (2) silty, organic, sandy clay; (3) organic silt; (4) silty, sandy, organic clay; (5) organic silt; (6) sandy, silt, organic clay; and (7) sand. A radiocarbon date of wood from the base of unit 2 indicates initiation of deposition at 325±_115 radiocarbon years B.P.
Abundant well-preserved fossils are present in the organic sediments of …
The Synthesis Of (3s-8as)-3-Benzyl-1-Oxo-Hexahydro-2h-Pyrrolo (1,2-A)Pyrazine, Judy Kay Gantenbein
The Synthesis Of (3s-8as)-3-Benzyl-1-Oxo-Hexahydro-2h-Pyrrolo (1,2-A)Pyrazine, Judy Kay Gantenbein
Dissertations and Theses @ UNI
The synthesis of (3S-8aS)-3-benzyl-1-oxo-hexahydro-2Hpyrrolo(1,2-a) pyrazine was desired for further experimentation on its metabolic effects on day old cockerels. This compound was synthesized using available compounds of L-phenylalanine and L-proline. The intermediate compounds synthesized were L-phenylalanine methyl ester hydrochloride , L-phenylalinol, N-carbobenzoxy1-proline, p-nitrophenyl ester of N-carbobenzoxy-L-proline , N-carbobenzoxy-L-prolyl-L-phenylalainol, N-carbobenzoxy-L-prolylL-phenylalinyl chloride , and L- prolyl-L-phenylalinyl chloride. A discussion of methods of peptide linkage with specific emphasis on the carbobenzoxy N-protecting group and the methods for activating the carboxylic acid of the N-protected amino acid is included. Also discussed are the method and problems encountered in the removal of the carbobenzoxy group from …
Evidence For An Iminium Cation Intermediate And Its Non‐Oxidative Decarboxylation In A Cerium (Iv)‐Mediated Oxidative Decarboxylation. Preliminary Communication, Samir B. Hanna, Marilyn E. Moehlenkamp
Evidence For An Iminium Cation Intermediate And Its Non‐Oxidative Decarboxylation In A Cerium (Iv)‐Mediated Oxidative Decarboxylation. Preliminary Communication, Samir B. Hanna, Marilyn E. Moehlenkamp
Chemistry Faculty Research & Creative Works
Evidence is provided for the occurrence of a non‐oxidative decarboxylation in an iminium cation intermediate which is produced in an oxidative decarboxylation induced by cerium (IV). Copyright © 1980 Verlag GmbH & Co. KGaA, Weinheim
The Association Of 5.8 S With 28s Ribosomal Rna, Nandita Banerjee
The Association Of 5.8 S With 28s Ribosomal Rna, Nandita Banerjee
Chemistry & Biochemistry Theses & Dissertations
5.8S rRNA is a low molecular weight ribosomal RNA which is noncovalently bonded to the larger ribosomal subunit 28S rRNA; through its 3' end and through its 5' end. This interaction is an integral part of the ribosome, and plays an important role in the ribosome structure and function.
There is a high degree of homology between the 5.8S rRNA primary structures of rat, turtle and chicken. The base sequence of rat 5.8S rRNA differs only in one position from that of turtle and in three positions fr.om that of cl1.icken. Tl1ere is a single purine substitution at the 5' …
Solving Urban Problems Associated With Small Animals, Sharon Whitten
Solving Urban Problems Associated With Small Animals, Sharon Whitten
Great Plains Wildlife Damage Control Workshop Proceedings
Small animals have been drawn into the urban setting, and as a consequence of their contact with man their populations are growing. The result of this growth is damage to man's property. We must take steps to reduce damage caused by wildlife in urban areas.
Using Extension Methodology In Prairie Dog Management, Lloyd K. Cheatheam
Using Extension Methodology In Prairie Dog Management, Lloyd K. Cheatheam
Great Plains Wildlife Damage Control Workshop Proceedings
At the turn of the century, Texas' 'black-tailed prairie dog was probably the State's most abundant wildlife species. Bailey estimated the population at 800,000,000 animals in 1905. He also described a single colony that was 100 miles wide and 250 miles long, from San Angelo, Texas to Clarendon, Texas. During this period, other authors described riding by horseback for several days through a single colony. Settlers of this area, wishing to raise cattle, had to first control the prairie dog. My good friend, G.IJ. "Shorty" Kennedy, a retired ranch foreman and an octgenarian, described these historical control methods to me.
How Wildlife Damge Control Personnel Can Cope With The Gas Shortage And Reduced Budgets, Yet Still Meet The Needs Of The Public, Volney W. Howard Jr.
How Wildlife Damge Control Personnel Can Cope With The Gas Shortage And Reduced Budgets, Yet Still Meet The Needs Of The Public, Volney W. Howard Jr.
Great Plains Wildlife Damage Control Workshop Proceedings
As I see the situation, we are really addressing a two-sided issue -- one involves actual field personnel, such as Animal Damage Control (ADC), and the other contains those involved in extension. Some potential solutions which may be beneficial for one group may not be applicable to the problems encountered by the other. ADC Personnel. The field personnel are faced with increased fuel costs and static or decreased travel budgets. In addition, there is rumor of a 10 to 15% mandatory decrease in gasoline consumption on a per-month-basis by ADC employees in New Mexico. I assume that ADC personnel in …
Program Planning For Extension Wildlife Damge Control - Bird Damage, Ron J. Johnson
Program Planning For Extension Wildlife Damge Control - Bird Damage, Ron J. Johnson
Great Plains Wildlife Damage Control Workshop Proceedings
Bird damage problems occur throughout the Great Plains States, and these problems often confront extension personnel. Knowledge of what problems occur in the various states and how they are handled may help us better pool efforts toward finding solutions. Shared information may also show patterns that exist or new problems emerging that might require increased attention in the future.
Vertebrate Animal Damage Control: Summary Of Panel Discussion And Committee Review, Dale A. Wade
Vertebrate Animal Damage Control: Summary Of Panel Discussion And Committee Review, Dale A. Wade
Great Plains Wildlife Damage Control Workshop Proceedings
It is clearly evident that the program planning committee for this national workshop recognized vertebrate animal damage and its control as one of the most difficult problems with which we deal in resource management. Perhaps no other topic is more controversial since it encompasses all of the biological, social, economic and political factors, with emotion and opinions frequently weighed more heavily than fact.
Extension Education Within The U.S. Fish And Wildlife Service, Dan Stiles
Extension Education Within The U.S. Fish And Wildlife Service, Dan Stiles
Great Plains Wildlife Damage Control Workshop Proceedings
What I want to accomplish today is to discuss: a little about the organization of Extension Education within the Fish and Wildlife Service; our progress and plans; something about extension and animal damage control; some philosophical observations and comments, and lastly, a look toward the future.
Volume 3, Number 12 (December 1979), The Solar Ocean Energy Liaison
Volume 3, Number 12 (December 1979), The Solar Ocean Energy Liaison
The OTEC Liaison
No abstract provided.
The Prairie Naturalist Volume 11, Number 4. December 1979
The Prairie Naturalist Volume 11, Number 4. December 1979
The Prairie Naturalist
THE STATUS OF HERONS, EGRETS AND IBISES IN NORTH DAKOTA ▪ J. T. Lokomoen
RANGE EXPANSION OF BAIRD'S SPARROW IN SOUTH DAKOTA ▪ H. A. Kantrud and C. A. Faanes
NESTING RECORDS OF THE WOOD THRUSH IN NORTH DAKOTA ▪ S. O. Lambeth and D. O. Lambeth
SOME ECOLOGICAL ASPECTS OF MARBLED GODWITS AND WILLETS IN NORTH DAKOTA ▪ K. F. Higgins, L. M. Kirsch, M. R. Ryan and R. B. Renken
NOTES ON THE INCUBATION BEHAVIOR OF BLACK-BELLIED WHISTLING DUCKS ▪ E G. Bolen and E. N. Smith
NOTES
Red Fox Captures Sharp-tailed Grouse at the Lek ▪ S. …
Analysis Of Mixtures Of Chlorine, Chlorine Dioxide And Chlorite, Ying-Chien Chu
Analysis Of Mixtures Of Chlorine, Chlorine Dioxide And Chlorite, Ying-Chien Chu
Masters Theses
No abstract provided.
Setting Up An Effective Urban Blackbird Roost Control Program, Sally S. Erdman
Setting Up An Effective Urban Blackbird Roost Control Program, Sally S. Erdman
Bird Control Seminars Proceedings
The City of Denton is situated 35 miles north of north-central Texas. This area is within one of the major N-S corridors for migratory birds. It is also far enough south so that winters are generally mild and open. The average rainfall of 30 inches sustains good stands of pecan and several species of oak, which serve as excellent roost sites for blackbirds. For the past several years, summering flocks of blackbirds have chosen Denton as a roosting site. Interviews with oldtimers here indicate that flocks of birds have always been around. It is only in recent years that their …
Blackbird-Starling Winter Roost Survey In Kentucky And Tennessee, 1977-78, Jon F. Heisterberg
Blackbird-Starling Winter Roost Survey In Kentucky And Tennessee, 1977-78, Jon F. Heisterberg
Bird Control Seminars Proceedings
The existence of large winter blackbird-starling roosts has, at least in recent years, presented problems to residents of Kentucky and Tennessee. Farmers in the vicinity of large roosts have reported serious crop and feedlot losses (including transmission of livestock diseases caused by blackbirds and starlings). Aesthetic, human health, and nuisance problems are frequently associated with large roosts. To gain knowledge and understanding of the distribution and ecology of winter roosts so that more effective means of alleviating these problems can be found, the Fish and Wildlife Service periodically conducts roost surveys throughout the United States. Surveys of winter roosts, with …
Volume 3, Number 10 (October 1979), The Solar Ocean Energy Liaison
Volume 3, Number 10 (October 1979), The Solar Ocean Energy Liaison
The OTEC Liaison
No abstract provided.
The Origin Of Fine Scale Acoustic Stratigraphy In Deep-Sea Carbonates, Larry A. Mayer
The Origin Of Fine Scale Acoustic Stratigraphy In Deep-Sea Carbonates, Larry A. Mayer
Affiliate Scholarship
In this paper we investigate the origin and geologic significance of the closely spaced high-frequency subbottom acoustic reflectors characteristic of pelagic carbonates. A detailed survey was conducted of a small area in the equatorial Pacific with the Marine Physical Laboratory's Deep-Tow instrument package, providing high-resolution 4-kHz profiles and precise positioning of core samples. The cores were sampled at closely spaced intervals for sound velocity and saturated bulk density. Acoustic impedances were calculated, and a reflection coefficient log determined for the upper 10 m of the sediment column. The reflection coefficient log revealed no interfaces with large reflection coefficients that correlated …
Student Profile, Fall 1979, Wright State University, Dayton, Ohio, Office Of Student Information Systems, Wright State University
Student Profile, Fall 1979, Wright State University, Dayton, Ohio, Office Of Student Information Systems, Wright State University
Wright State University Student Fact Books
The student profile fact book has general demographic information on all students enrolled at Wright State University for Fall Quarter, 1979.
Copper Toxicity And Extracellular Release In Selenastrum Capricornutum, Michael Edwin Darling
Copper Toxicity And Extracellular Release In Selenastrum Capricornutum, Michael Edwin Darling
Dissertations and Theses
Copper toxicity was investigated using the green alga, Selenastrum capricornutum. Two major areas were investigated: the forms of copper which are toxic to growth of the alga and factors that can change the concentration of free copper, Cu2+(aq), in the growth medium during the logarithmic growth of the organism. This research has shown that S. capricornutum is sensitive to the free Copper ion, Cu2+(aq), irrespective of the total copper concentration.
Volume 3, Number 9 (September 1979), The Solar Ocean Energy Liaison
Volume 3, Number 9 (September 1979), The Solar Ocean Energy Liaison
The OTEC Liaison
No abstract provided.
Flat-Band Potential Of N-Type Semiconducting Molybdenum Disulfide By Cyclic Voltammetry Of Two-Electron Reductants: Interface Energetics And The Sustained Photooxidation Of Chloride, Lynn Schneemeyer, Mark S. Wrighton
Flat-Band Potential Of N-Type Semiconducting Molybdenum Disulfide By Cyclic Voltammetry Of Two-Electron Reductants: Interface Energetics And The Sustained Photooxidation Of Chloride, Lynn Schneemeyer, Mark S. Wrighton
Department of Chemistry and Biochemistry Faculty Scholarship and Creative Works
Cyclic voltammetry has been used to locate the band edges of n-type MoS2 in CH3CN/ and EtOH/[n-Bu4N]ClO4 solutions. The crucial experiments concern the study of the cyclic voltammetry of biferrocene (BF) and N,N,N',N'-tetra-methyl-p-phenylenediamine (TMPD) each of which has two, reversible, one-electron waves at Pt. At MoS2, the first oxidation is reversible in the dark, whereas the second oxidation is observed only upon illumination of the MoS2. The dark oxidation BF → BF+ and the photoanodic BF+ → BF2+ are separated by only ~150 mV, allowing us to assign an uncommonly accurate flat-band potential of +0.30 + 0.05 V vs. SCE …
The Prairie Naturalist Volume 11, Number 3. September 1979
The Prairie Naturalist Volume 11, Number 3. September 1979
The Prairie Naturalist
DISTRIBUTION AND NATURAL HISTORY OF AMPHIBIANS AND REPTILES IN WESTERN NEBRASKA WITH ECOLOGICAL NOTES ON THE HERPETILES OF ARAPAHO PRAIRIE ▪ R. E. Ballinger, J. D. Lynch and P. H. Cole
AVIAN MORTALITY FROM A SEVERE HAIL STORM ▪ J. L. Piehl
EFFECTS OF A SUMMER STORM ON BIRD POPULATIONS ▪ D. H. Johnson
SEXING AND AGING CRITERIA FOR THE WHITE PELICAN ▪ G. R. Lingle and N. F. Sloan
CANVASBACK DUCK RECOVERS FROM COMPOUND LUXATION TO WING ▪ H. A. Doty
SECOND NORTH DAKOTA RECORD OF LOUISIANA WATERTHRUSH ▪ C. A. Faanes
FIRST NESTING RECORD OF A LOUISIANA HERON …
Volume 3, Number 8 (August 1979), The Solar Ocean Energy Liaison
Volume 3, Number 8 (August 1979), The Solar Ocean Energy Liaison
The OTEC Liaison
No abstract provided.
21st Rocky Mountain Conference On Analytical Chemistry
21st Rocky Mountain Conference On Analytical Chemistry
Rocky Mountain Conference on Magnetic Resonance
Abstracts and meeting program from the 21st annual meeting of the Rocky Mountain Conference on Analytical Chemistry, co-sponsored by the Rocky Mountain Section of the Society for Applied Spectroscopy and the Rocky Mountain Chromatography Discussion Group. Held in Denver, Colorado, July 30 - August 1, 1979.
Direct Relation Between Fresnel’S Interface Reflection Coefficients For The Parallel And Perpendicular Polarizations, R. M.A. Azzam
Direct Relation Between Fresnel’S Interface Reflection Coefficients For The Parallel And Perpendicular Polarizations, R. M.A. Azzam
Electrical Engineering Faculty Publications
We have found a significant relation, rp = rs (rs -cos2ϕ)/(1-rs cos2ϕ), between Fresnel’s interface complex-amplitude reflection coefficients rp and rs for the parallel (p) and perpendicular (s) polarizations at the same angle of incidence ϕ. This relation is universal in that it applies to reflection at all interfaces between homogeneous isotropic media collectively and, of course, throughout the electromagnetic spectrum. We investigate the properties of this function, rp = f (rs), and its inverse,rs = g (rp), as …
"The Urban Enigma: America's Urban Alternatives", Christopher L. Salter
"The Urban Enigma: America's Urban Alternatives", Christopher L. Salter
Special Collections: Oregon Public Speakers
Presented with Brown, Harrison Scott, "Energy Resources."
"Energy Resources", Harrison Scott Brown
"Energy Resources", Harrison Scott Brown
Special Collections: Oregon Public Speakers
With: Salter, C. L. The urban enigma.
Relations Between Amplitude Reflectances And Phase Shifts Of The P And S Polarizations When Electromagnetic Radiation Strikes Interfaces Between Transparent Media, R. M.A. Azzam
Electrical Engineering Faculty Publications
No abstract provided.