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Articles 5461 - 5490 of 6113

Full-Text Articles in Animal Sciences

Warm Water Aquaculture Using Waste Heat And Water From Zero Discharge Power Plants In The Great Basin, Richard A. Heckmann, Robert N. Winget, Rex C. Infanger, Roger W. Mickelsen, John M. Hendersen Jan 1984

Warm Water Aquaculture Using Waste Heat And Water From Zero Discharge Power Plants In The Great Basin, Richard A. Heckmann, Robert N. Winget, Rex C. Infanger, Roger W. Mickelsen, John M. Hendersen

Great Basin Naturalist

Two series of experiments were completed to determine (a) toxicity of waste water from power plants on warm water fish and (b) multiple use of waste heat and water for aquatic animal and plant production. All three types of waste water from a typical coal-fired power plant are acceptable for growing catfish and tilapia following aeration. This growth was compared with fish raised in spring water. Closed, recirculating polyculture systems using evaporation pond water operated efficiently for plant (duckweed) and animal (fish and freshwater prawns) production. Duckweed is an excellent supplement for fish feed. Tilapia and freshwater prawns grew rapidly …


Ua35/11 Student Honors Research Bulletin, Wku Honors Program Jan 1984

Ua35/11 Student Honors Research Bulletin, Wku Honors Program

WKU Administration Documents

The WKU Student Honors Research Bulletin is dedicated to scholarly involvement and student research. These papers are representative of work done by students from throughout the university.

  • Albin, Bettye. Hawthorne's Narrator in the Blithedale Romance: A New Cover for an Old Friend
  • Allen, Christopher. With Just Pride: The Naval History of the Warships USS Enterprise
  • Barrett, Shelly. Structuralism
  • Bolton, Joe. Wallace Stevens and Twentieth Century Aesthetics
  • Bush, Paul. The Acceptance of Grace in Flannery O'Connor's Short Stories
  • Gasparello-Moore, Nina. A Comparison of a Naïve and Simple Regression Forecasting Model for the Dow Jones Industrial Average
  • Henry, Lynn. The Bureaucratic and …


The Bush Tick, R B. Besier Jan 1984

The Bush Tick, R B. Besier

Journal of the Department of Agriculture, Western Australia, Series 4

A newly discovered livestock parasite has focused attention on farms in the Walpole district in the south-west of Western Australia. Ticks submitted to the Department of Agriculture in December 983 were identified as the bush tick, Haemaphysalis longicornis. An intensive campaign to locate areas of infestation and to limit spread was started in January 1984.

The bush tick is a pest of livestock in some areas of New South Wales and Queensland. It is important in a narrow coastal strip from Sydney to Brisbane where total summer rainfall can exceed 1000 mm. In this area heavy tick infestation causes …


Protecting Off-Shears Sheep In Adverse Weather, T M. Ellis Jan 1984

Protecting Off-Shears Sheep In Adverse Weather, T M. Ellis

Journal of the Department of Agriculture, Western Australia, Series 4

In January 2982 in the Narrogin-Darkan area of Western Australia, about 14,500 sheep up to 40 days off-shears died after a 48-hour period of heavy soaking rain that followed a thunderstorm three days previously. An estimated 100,000 sheep died throughout the South-West at the time.

P. G. Buckman - at the time Department of Agriculture District Veterinary Officer, Narrogin - surveyed 17 properties in the area. He found that losses in unshedded sheep 0 to 40 days off-shears ranged from 0 to 84 per cent of sheep on the property with an overall average of 27.9 per cent. Rainfall in …


Dispelling Some Myths About 'Dermo', J R. Edwards Jan 1984

Dispelling Some Myths About 'Dermo', J R. Edwards

Journal of the Department of Agriculture, Western Australia, Series 4

There are a lot of misconceptions and myths about dermatophilosis, a disease which can kill young lambs, affect wool quality, make shearing difficult and make sheep susceptible to fly strike.

One misconception is perpetuated by the incorrect use of the name mycotic dermatitis, which implies that a fungus causes the disease. This is not so.

The disease is caused by the bacteria Dermatophilus congolensis, which attacks the sheep's skin and eventually forms a lesion or scab in the wool, and so is better called dermatophilosis, 'dermo' or 'lumpy wool'.

Veterinary Epidemiologist at the Albany Regional Office, J.R. Edwards, discusses …


New Developments In Footrot Control, R B. Richards, L. J. Depiazzi, R. V. R. Gwynn Jan 1984

New Developments In Footrot Control, R B. Richards, L. J. Depiazzi, R. V. R. Gwynn

Journal of the Department of Agriculture, Western Australia, Series 4

The eradication policy for footrot in sheep adopted by the Western Australian Department of Agriculture has produced an overall decline in the number of properties with the disease.

Our knowledge of the disease has improved substantially as a result of the research conducted at the Slabany Regional Veterinary Laboratory in recent years. Laboratory tests now sssist stock inspectors and veterinary officers to distinguish between different forms of footrot and to quarantine and eradicate accordingly.

The recent discovery of more effective foot-bathing solutions by officers of the Victorian Department of Agriculture will greatly assist further eradication procedures.

Western Australia's sheep industry …


Observations On Relationships Between Limb Measurements And Mode Of Locomotion In Malaysian Turtles, Duayne Nyckel Jan 1984

Observations On Relationships Between Limb Measurements And Mode Of Locomotion In Malaysian Turtles, Duayne Nyckel

Masters Theses

Twelve Genera (spanning three Families) of Malaysian Turtles were studied to determine whether bone lengths could be correlated to mode of locomotion. Ulna, humerus, tibia, femur, coracoid (among others) were measured and results were presented graphically. Five of the genera were observed singly in a large aquarium. Data were recorded on the amount of time each spent in different locomotor modes. Both limb length data and aquarium observations suggest that turtles can be grouped into three main locomotor habits (i.e. terrestrial walking, bottomwalking, and swimming). The terrestrial group includes the genera, Geochelone, Kinixys, and Gopherus. Bottomwalkers include …


Bird Distributional And Breeding Records For Southeastern Idaho, Utah, And Adjacent Regions, Clayton M. White, Herbert H. Frost, Dennis L. Shirley, G. Merrill Webb, Richard D. Porter Oct 1983

Bird Distributional And Breeding Records For Southeastern Idaho, Utah, And Adjacent Regions, Clayton M. White, Herbert H. Frost, Dennis L. Shirley, G. Merrill Webb, Richard D. Porter

Great Basin Naturalist

New distributional records or the status for 33 species of birds that have occurred within Utah, adjacent southeastern portions of Idaho, or along the border of states surrounding Utah are reviewed. Four species, the Cattle Egret (Bubulcus ibis), Common Moorhen (Gallinula chloropus), Great-tailed Grackle (Quiscalus mexicanus), and Common Grackle (Quiscalus quiscula), represent new Utah breeding records established within the past decade, and they are commented upon. One other, the Black-tailed Gnatcatcher (Polioptila melanura), may be breeding in Utah. The Mockingbird (Mimus polyglottos) may likewise be breeding in southeastern …


Front Matter, Vol. 7 Aug 1983

Front Matter, Vol. 7

Great Basin Naturalist Memoirs

No abstract provided.


End Matter, Vol. 7 Aug 1983

End Matter, Vol. 7

Great Basin Naturalist Memoirs

No abstract provided.


Full Issue, Vol. 7 Aug 1983

Full Issue, Vol. 7

Great Basin Naturalist Memoirs

No abstract provided.


Life History Of The Lahontan Cutthroat Trout, Salmo Clarki Henshawi, In Pyramid Lake, Nevada, William F. Sigler, William T. Helm, Paul A. Kucera, Steven Vigg, Gar W. Workman Jan 1983

Life History Of The Lahontan Cutthroat Trout, Salmo Clarki Henshawi, In Pyramid Lake, Nevada, William F. Sigler, William T. Helm, Paul A. Kucera, Steven Vigg, Gar W. Workman

Great Basin Naturalist

The Pyramid Lake Lahontan cutthroat trout (Salmo clarki henshawi) population was sampled on a monthly basis from November 1975 through December 1977. A subsample of 676 trout, stratified by fish size and lake habitat, provided biological data. The entire population is presently derived from hatchery production, stocked at lengths of approximately 75 to 300 mm. Peak annulus formation occurs in March and April, followed by the period of maximum growth. Scale patterns illustrate a variable growing season. Maximum growth in length is in the first three years of life; after that males begin to grow faster than females. …


Review Of Literature On Use Of T-61 As An Euthanasic Agent, Laura Dalia Barocio Jan 1983

Review Of Literature On Use Of T-61 As An Euthanasic Agent, Laura Dalia Barocio

Veterinary Science and Medicine Collection

The tools of evaluating the degree of distress in animals being killed include electroencephalography (EEG), electrocardiography (ECG), and measurement of blood pressure and respiration. Sound clinical and behavioral observations should also not be abandoned in the evaIuation process.

There are many methods which may be employed to reach the same end results, but the ideal method should satisfy several criteria: 1. It should be painless; 2. It should cause unconsciousness instantaneously and death within minutes; 3. It should not cause undue anxiety, alarm, fear, panic, behavior, struggling, vocalization, muscle spasms or clinical signs of automatic activation (e.g., convulsions) before unconsciousness; …


Prostaglandin F2a Induced Nest Building Behavior In The Non-Pregnant Sow, And Some Welfare Considerations, Judith K. Blackshaw Jan 1983

Prostaglandin F2a Induced Nest Building Behavior In The Non-Pregnant Sow, And Some Welfare Considerations, Judith K. Blackshaw

Agribusiness Collection

Nest building behavior, induced with intramuscular injections of prostaglandin F2a (PGF2a), was studied in non-pregnant sows. Acute effects, which included salivation, scratching, vomiting, defaecation and ataxia, were also recorded. Sows (Large White x Landrace) were housed in two different environments; six sows in bare pens and six sows in pens provided with bedding material. In all cases except one (bare pen) nest building sequences of differing intensities were recorded. Welfare suggestions include questioning the justification of using a drug (PGF2a) in pig husbandry, which has unpleasant acute effects, and the suggestion that the provision of …


Infectious Pancreatic Necrosis (Ipn) Of Salmonid Fishes, Phillip E. Mcallister Jan 1983

Infectious Pancreatic Necrosis (Ipn) Of Salmonid Fishes, Phillip E. Mcallister

United States Fish and Wildlife Service: Publications

Infectious pancreatic necrosis (IPN) is a viral disease principally associated with salmonids, although IPN and lPN-like viruses have been isolated from various nonsa1rnonid fish and marine invertebrates. Acute infection occurs in 1- to 4-month-old salmonids and can result in cumulative mortality approaching 100%. In contrast, fish 6 months old or older can undergo subclinical or inapparent infection, but experience no significant mortality. Survivors of the disease can become lifelong carriers of the virus. Epizootics of IPN have been reported worldwide, and several virus serotypes are recognized. The disease known as IPN was probably first described by M'Gonigle (1941) as acute …


Toxic Ferns Of Western Australia, T E H Aplin, P Steele, M C. Nottle Jan 1983

Toxic Ferns Of Western Australia, T E H Aplin, P Steele, M C. Nottle

Technical Bulletins

Botanical descriptions and notes on the distribution of six species of ferns are given. These plants contain the enzyme thiaminase, which may induce thiamin deficiency, or other constituents toxic to animals. The clinical signs of both thiamin deficiency and fern toxicity in affected livestock are described.


United States Naval Medical Research Unit Number Three, Cairo, Egypt, Medical Zoology Department Translation List, Harry Hoogstraal Jan 1983

United States Naval Medical Research Unit Number Three, Cairo, Egypt, Medical Zoology Department Translation List, Harry Hoogstraal

United States Naval Medical Research Unit 3: Publications

List of translations of medical parasitology and medical entomology papers prepared by the United States Naval Medical Research Unit Number 3 in Cairo, Egypt. The papers were translated from numerous languages, such as Russian (most were translated from Russian), Bulgarian, Chinese, Czech, Finnish, French, German, and Japanese, into English. The publication dates of the original papers ranged from about 1915 to 1983. Harry Hoogstraal translated some or all of the papers.


Utilization Of The Intact Male For Red Meat Production: A Review, S. C. Seideman, H. R. Cross, R. R. Oltjen, B. D. Schanbacher Oct 1982

Utilization Of The Intact Male For Red Meat Production: A Review, S. C. Seideman, H. R. Cross, R. R. Oltjen, B. D. Schanbacher

Contraception and Sterilization

Castration has long been a traditional practice in the United States. Research studies indicate that intact males grow more rapidly, utilize feed more efficiently and produce a higher-yielding carcass with less fat and more edible product. The disadvantages of the intact male include aggressive behavior (bull and boar); undesirable odors and flavors (boar and ram); lower quality grade (bull); lower meat tenderness (bull and ram) and undesirable meat color (bull and ram). Research is needed to develop antemortem and(or) postmortem handling procedures that offset the disadvantages of the intact male so that the meat and livestock industry can take advantage …


Strange Males Block Pregnancy In Lactating Pine Voles, Microtus Pinetorum, And Reduce Survival And Growth Of Nursing Young, Margaret H. Schadler Mar 1982

Strange Males Block Pregnancy In Lactating Pine Voles, Microtus Pinetorum, And Reduce Survival And Growth Of Nursing Young, Margaret H. Schadler

Eastern Pine and Meadow Vole Symposia

Strange (unfamiliar) males affect survival of progeny of reproductive female rodents in a variety of ways. In mice, strange males block pregnancy before implantation of embryos (Bruce, 1959) but only in females that are not lactating (Bruce and Parkes, 1961). In voles these males can block pregnancy both before and after implantation (Stehn and Richmond, 1975; Marks and Schadler, 1979; Schadler, 1981). Strange males have also been shown to kill nursing pups in lemmings (Mallory and Brooks, 1978) and mice (Labov, 1980 and vom Saal and Howard, 1982).

The present study in pine voles (Microtus pinetorum) examines the …


The Aquatic Toxicity Of Organic Compounds To Embryo-Larval Stages Of Fish And Amphibians, Jeffrey A. Black, Wesley J. Birge, Willaim E. Mcdonnell, Albert G. Westerman, Barbara A. Ramey, Donald M. Bruser Mar 1982

The Aquatic Toxicity Of Organic Compounds To Embryo-Larval Stages Of Fish And Amphibians, Jeffrey A. Black, Wesley J. Birge, Willaim E. Mcdonnell, Albert G. Westerman, Barbara A. Ramey, Donald M. Bruser

KWRRI Research Reports

Aquatic toxicity tests were conducted on 11 organic compounds considered hazardous to water resources. The toxicity of each compound was evaluated using embryo-larval stages of two to eight fish and amphibian species. Exposure was initiated at fertilization and maintained through 4 days posthatching. The animal test species exhibited varying degrees of sensitivity to the selected toxicants. Combined frequencies for mortality and teratogenesis at 4 days posthatching gave LC50 ranges of 3.66 to 8.25 mg/L for benzene, 1.16 to 22.42 mg/L for carbon tetrachloride, 0.11 to 1.20 mg/L for chlorobenzene, 2.03 to > 68 mg/L for chloroform, 3.01 to 5.56 mg/L …


1982 Beef Cattle Report, Daniel B. Faulkner, John K. Ward, Terry J. Klopfenstein, University Of Nebraska-Lincoln, V. J. Gibney, J. B. Campbell, D. C. Clanton, D. J. Boxler, M. K. Petersen, Robert A. (Bud) Britton, J. K. Ward, G. Llamas, G. H. Deutscher, B. L. Peverley, J. E. Kinder, M. L. Day, K. Imakawa, R. J. Kittok, W. A. Zollinger, M. K. Nielsen, R. M. Koch, D. S. Buchanan, J. T. Nichols, A. M. Gray, Darrel Myran, Keith Dehaan, Rick Stock, Steve Abrams, Dennis Brink, Felipe Cook, John K. Merrill, Mike L. Mcdonnell, Mark Nelson, Ivan Rush, Ray Carr, Warren Sahs, Abe Turgeon Jr., Dave Harmon, Bob Steele, Paul Q. Guyer, Stanley D. Farlin, Gregory Schindler, Stephen Lowry, Roy G. Arnold, Leo E. Lucas Jan 1982

1982 Beef Cattle Report, Daniel B. Faulkner, John K. Ward, Terry J. Klopfenstein, University Of Nebraska-Lincoln, V. J. Gibney, J. B. Campbell, D. C. Clanton, D. J. Boxler, M. K. Petersen, Robert A. (Bud) Britton, J. K. Ward, G. Llamas, G. H. Deutscher, B. L. Peverley, J. E. Kinder, M. L. Day, K. Imakawa, R. J. Kittok, W. A. Zollinger, M. K. Nielsen, R. M. Koch, D. S. Buchanan, J. T. Nichols, A. M. Gray, Darrel Myran, Keith Dehaan, Rick Stock, Steve Abrams, Dennis Brink, Felipe Cook, John K. Merrill, Mike L. Mcdonnell, Mark Nelson, Ivan Rush, Ray Carr, Warren Sahs, Abe Turgeon Jr., Dave Harmon, Bob Steele, Paul Q. Guyer, Stanley D. Farlin, Gregory Schindler, Stephen Lowry, Roy G. Arnold, Leo E. Lucas

Nebraska Beef Cattle Reports

Maximizing Forage in Beef Growing-Finishing Rations

Computer Simulation of Plant and Animal Growth

Effects of Cattle Lice on Gains of Cattle Fed Varied Nutrition Levels

Bypass Protein from Blood Meal in Range Supplements

Ammonia Treatment of Wheat Straw

Estrous Synchronization Programs Utilizing Utalyse

Endocrine Regulation of Puberty in the Beef Heifer

Dietary Energy Intake Influence-Reproductive Hormone Secretion in Beef Heifers I

Dietary Energy Intake Influence-Reproductive Hormone Secretion in Beef Heifers II

Genetic Trend in Weaning Weight

Genetic Gain Bias in Weaning Weight Estimated Breeding Values

Selection Applied in Three Lines of Hereford Cattle

Response (Estimated and Predicted) to Selection in …


Reported Animal Rabies In Arkansas: 1950-1981, Gary A. Heidt Jan 1982

Reported Animal Rabies In Arkansas: 1950-1981, Gary A. Heidt

Journal of the Arkansas Academy of Science

Reported animal rabies in Arkansas is reviewed for the years 1950-81 . Total cases ranged from 44 in 1969 to 332 in 1979, with a mean of 154. Domestic animals accounted for 72.5% of the total cases until 1961-63 and then declined to 15.8% from 1964-81. This switch from domestic to wildlife rabies corresponded to a similar trend in nationally reported rabies and was probably due to increased public awareness and the vaccination of domestic dogs and cats. Over the 31 year period a total of 18 species of mammals has been implicated in reported rabies (individual species of foxes, …


The Neural Organization Of The Lamina Ganglionaris In The Crab Hemigrapsus Nudus A Light And Electron Microscope Study, Hsu-Cheng Huang Sep 1981

The Neural Organization Of The Lamina Ganglionaris In The Crab Hemigrapsus Nudus A Light And Electron Microscope Study, Hsu-Cheng Huang

Loma Linda University Electronic Theses, Dissertations & Projects

The gross structure and the neural arrangements in the optic lamina of crab Hemigrapsus nudus have been studied by light microscopy Golgi techniques and by electron microscopy. The lamina from distal to proximal is composed of a distinct cell layer, a fibular synaptic region, the plexiform layer, a spares cell layer, and the first optic chiasma. Golgi preparation of the lamina reveal four types of cells contributing to the lamina synaptic layer. Retinula cell axons and terminations, monopolar neurons with perikarya in the distal cell layer, tangential cells, neurons whose primary process enters from the chiasma with secondary processes branching …


Enzyme Linked Immunosorbent Assay For Anatid Herpesvirus, Margaret Anne Lewis Jul 1981

Enzyme Linked Immunosorbent Assay For Anatid Herpesvirus, Margaret Anne Lewis

Biological Sciences Theses & Dissertations

Duck plague virus causes a hemorrhagic disease affecting the family Anatidae, resulting in 60-80% mortality in captive flocks. Plaque and neutralization assays for Anatid herpesvirus (AHV) require 5-10 days for completion and are restricted by the seasonal availability of fertile duck eggs. The enzyme linked innnunosorbent assay (ELISA) is rapid and specific and avoids the use of living cells. The Holland strain of AHV was grown on duck embryo fibroblasts and purified by banding on CsCl gradients. The resulting virus was used to raise antisera in prebled New Zealand white male rabbits. Antibody production was confirmed in double diffusion plates …


Front Matter, Vol. 5 Feb 1981

Front Matter, Vol. 5

Great Basin Naturalist Memoirs

No abstract provided.


End Matter, Vol. 5, Index Feb 1981

End Matter, Vol. 5, Index

Great Basin Naturalist Memoirs

No abstract provided.


End Matter, Vol. 5 Feb 1981

End Matter, Vol. 5

Great Basin Naturalist Memoirs

No abstract provided.


Full Issue, Vol. 5 Feb 1981

Full Issue, Vol. 5

Great Basin Naturalist Memoirs

No abstract provided.


End Matter, Vol. 4, Index Oct 1980

End Matter, Vol. 4, Index

Great Basin Naturalist Memoirs

No abstract provided.


Mineral Compostition Of Atriplex Hymenelytra Growing In The Northern Mojave Desert, A. Wallace, E. M. Romney, R. B. Hunter, J. E. Kinnear, G. V. Alexander Oct 1980

Mineral Compostition Of Atriplex Hymenelytra Growing In The Northern Mojave Desert, A. Wallace, E. M. Romney, R. B. Hunter, J. E. Kinnear, G. V. Alexander

Great Basin Naturalist Memoirs

Fifty samples of Atriplex hymenelytra (Torr.) S. Wats, were collected from several different locations in southern Nevada and California to test variability in mineral composition. Only Na, V, P. Ca, Mg, Mn, and Sr in the samples appeared to represent a uniform population resulting in normal curves for frequency distribution. Even so, about 40 percent of the variance for these elements was due to location. All elements differed enough with location so that no element really represented a uniform population. The coefficient of variation for most elements was over 40 percent and one was over 100 percent. The proportion of …