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2000

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Articles 151 - 180 of 474

Full-Text Articles in Animal Sciences

Reproductive Success Of Piping Plovers On Alkali Lakes In North Dakota And Montana, Robert K. Murphy, Michael J. Rabenberg, Marriah L. Sondreal, Bruce R. Casler, Debra A. Guenther Jan 2000

Reproductive Success Of Piping Plovers On Alkali Lakes In North Dakota And Montana, Robert K. Murphy, Michael J. Rabenberg, Marriah L. Sondreal, Bruce R. Casler, Debra A. Guenther

United States Fish and Wildlife Service: Publications

Low reproductive success is thought to be a chief cause of the steady decline in numbers of piping plover (Charadrius melodus) that nest in the northern Great Plains. Surprisingly, few reproductive success data are published from alkali lakes in the region, where most breeding pairs of piping plover nest. During 1994 to 1997 we measured nest success and fledging rates of piping plovers at 32 alkali lakes across northwestern North Dakota and northeastern Montana, at the center of the species' breeding range in the Great Plains. Annual nest success and fledging rates averaged 38% (Mayfield estimate; 20 to …


Biography: Glenn Lyle Hoffman, Andrew J. Mitchell Jan 2000

Biography: Glenn Lyle Hoffman, Andrew J. Mitchell

United States Fish and Wildlife Service: Publications

Glenn Lyle Hoffman, the son of Ernest J. and Viola M. Hoffman, was born on a small farm in Iowa on December 28, 1918. He is a graduate of Lamont High School in Iowa where he excelled at wrestling. In 1942, he received a B.A. Degree from the University of Iowa, majoring in Zoology. He paid his own way through college by trapping fur animals, washing hospital windows, and working summers at a trout hatchery for the Iowa Department of Natural Resources.


Review Of Parasites Of North American Freshwater Fishes, Second Edition, Wilmer A. Rodgers Jan 2000

Review Of Parasites Of North American Freshwater Fishes, Second Edition, Wilmer A. Rodgers

United States Fish and Wildlife Service: Publications

In this second edition, the author uses the traditional better-known taxonomy, although a table listing the contemporary (or future) classification is presented in the foreword. The beginning of the book covers the public health aspects of fish parasites, and discusses methods of examining and collecting fish, and then preserving and making permanent preparations. These sections will be very helpful to students and researchers, as are the sections that list parasites by location in fish. The next sections present major groups of parasites and detailed genera and species. Drawings and photographs make identification relatively easy. An important addition to this second …


Non-Native Species Interactions: Management Implications To Aid In Recovery Of The Colorado Pikeminnow Ptychocheilus Lucius And Razorback Sucker Xyrauchen Texanus In The San Juan River, Co-Nm-Ut, James E. Brooks, Michael J. Buntjer, Jude R. Smith Jan 2000

Non-Native Species Interactions: Management Implications To Aid In Recovery Of The Colorado Pikeminnow Ptychocheilus Lucius And Razorback Sucker Xyrauchen Texanus In The San Juan River, Co-Nm-Ut, James E. Brooks, Michael J. Buntjer, Jude R. Smith

United States Fish and Wildlife Service: Publications

As part of the San Juan River Basin Recovery Implementation Program (SJRIP), investigations of non-native fishes were conducted during 1991-1997 to characterize interactions with native fishes. The impacts of non-native fish species on natives has often been identified as a key impact, along with habitat alteration, that facilitates loss of native biological diversity. In the San Juan River, the endangered Colorado pikeminnow Ptychocheilus lucius and razorback sucker Xyrauchen texanus, as well as the other members of the native fish community, are the focus of the SJRIP. A major component of native fish recovery efforts in the San Juan River …


Contaminant Residue Analysis Of Fish Tissues From Marais Des Cygnes National Wildlife Refuge - Kansas, John F. Miesner Jan 2000

Contaminant Residue Analysis Of Fish Tissues From Marais Des Cygnes National Wildlife Refuge - Kansas, John F. Miesner

United States Fish and Wildlife Service: Publications

Marais des Cygnes National Wildlife Refuge (Refuge) was added to the National Wildlife Refuge system in 1992. The Refuge occupies approximately 2,550 ha of bottomland hardwoods habitats along the Marais des Cygnes River in Linn County, Kansas.

During public involvement in acquisition planning, the Service committed to opening the Refuge to recreational fishing. There are several water bodies on the Refuge which would provide recreational fishing opportunities. These include abandoned coal strip mines, small man-made farm ponds, and the Marais des Cygnes River and several tributaries to the river. Fish have been established in the coal mine and farm ponds …


Effects To Listed Species From Operations Of The Federal Columbia River Power System Jan 2000

Effects To Listed Species From Operations Of The Federal Columbia River Power System

United States Fish and Wildlife Service: Publications

The U.S. Fish and Wildlife Service (Service) has reviewed the biological assessment (BA) and National Environmental Policy Act (NEPA) documents dated December, 1999 submitted by the Bonneville Power Administration (BPA), Corps of Engineers (Corps), and the Bureau of Reclamation (Bureau) (also referred to as action agencies) regarding operations of the Federal Columbia River Power System (FCRPS). The action agencies’ request for formal consultation was received in December, 1999. This document represents the Service’s biological opinion of the effects of the proposed action on two listed fish species: the endangered Kootenai River white sturgeon (Acipenser transmontanus); and the threatened …


Predation Rates On Real And Artificial Nests Of Grassland Birds, William B. Davison, Eric K. Bollinger Jan 2000

Predation Rates On Real And Artificial Nests Of Grassland Birds, William B. Davison, Eric K. Bollinger

Faculty Research & Creative Activity

We estimated nesting success at real and artificial nests of grassland birds to test the influence of nest type, nest position, and egg size on predation rates. We distributed wicker nests and realistic woven-grass nests baited with a clay egg and either a Northern Bobwhite (Colinus virginianus) egg or a House Sparrow (Passer domesticus) egg in four grasslands that were part of the Conservation Reserve Program in east-central Illinois. Nesting success averaged 86.5% for 12 days of exposure for artificial nests. For real nests, nesting success was markedly lower, averaging 39% over the entire nesting cycle and 59% during approximately …


Survey Of Pathogens In Poultry Litter In The United States, Mac Terzich, Melody J. Pope, Tim E. Cherry, Jessie Hollinger Jan 2000

Survey Of Pathogens In Poultry Litter In The United States, Mac Terzich, Melody J. Pope, Tim E. Cherry, Jessie Hollinger

Faculty Publications

Poultry litter is one of many components resulting from the production of broilers. Understanding poultry litter microbiological composition is very beneficial when attempting to improve the broiler's environmental conditions and searching for the best uses for this valuable industry by-product. The objective of this study was to collect samples of poultry litter throughout the United States and determine the presence of bacteria in the litter. Tests were conducted for total bacteria, Gram negative bacteria, Gram positive bacteria, Staphylococcus, Escherichia coli, and coliforms. Poultry litter samples were taken from 12 different regions throughout the United States and were analyzed …


An Evaluation Of The Presence Of Pathogens On Broilers Raised On Poultry Litter Treatment-Treated Litter, M. J. Pope, T. E. Cherry Jan 2000

An Evaluation Of The Presence Of Pathogens On Broilers Raised On Poultry Litter Treatment-Treated Litter, M. J. Pope, T. E. Cherry

Faculty Publications

Two trials were conducted to evaluate the presence of salmonella, campylobacter, and generic Escherichia coli on broilers raised on Poultry Litter Treatment (PLT®)-enhanced litter in comparison with those raised on untreated litter. Two Company A farms included three houses on each farm as the treated group and three houses per farm as controls. Two complete growouts were evaluated on each farm. The Company B study included 10 farms with two paired houses per farm, one house as the treated group and one house as the control. One growout was evaluated per farm. The pathogen sampling consisted of litter sampling and …


Effect Of Calving Time And Weaning Time On Cow And Calf Performance - A Preliminary Report, R. J. Pruitt, B. Epperson, B. Johnson, D. Zalesky, R. Haigh, D. Young Jan 2000

Effect Of Calving Time And Weaning Time On Cow And Calf Performance - A Preliminary Report, R. J. Pruitt, B. Epperson, B. Johnson, D. Zalesky, R. Haigh, D. Young

South Dakota Beef Report, 2000

Cows grazing native range year round were allotted to 3 management systems: 1.) A calving season starting in mid March with calves weaned in late October; 2) A calving season starting in mid March with calves weaned in mid September; and 3) A calving season starting early May with calves weaned in late October. After 2 years of the study, pregnancy rate and calving interval were not affected by management system. Average weaning weight was the highest for the March calving/October weaned group in both years. In the first year of the study, severe winter weather caused a lower calf …


The Global Decline Of Reptiles, Deja’ Vu Amphibians, J. Whitfield Gibbons, David E. Scott, Travis J. Ryan, Kurt A. Buhlmann, Tracey D. Tiuberville, Brian S. Metts, Judith L. Greene, Tony Mills, Yale Leiden, Sean Poppy, Christopher T. Winne Jan 2000

The Global Decline Of Reptiles, Deja’ Vu Amphibians, J. Whitfield Gibbons, David E. Scott, Travis J. Ryan, Kurt A. Buhlmann, Tracey D. Tiuberville, Brian S. Metts, Judith L. Greene, Tony Mills, Yale Leiden, Sean Poppy, Christopher T. Winne

Scholarship and Professional Work - LAS

Reptile species are declining on a global scale. Six significant threats to reptile populations are habitat loss and degradation, introduced invasive species, environmental pollution, disease, unsustainable use, and global climate change.


A Century Of Ornithology In Nebraska: A Personal View, Paul A. Johnsgard Jan 2000

A Century Of Ornithology In Nebraska: A Personal View, Paul A. Johnsgard

Papers in Ornithology

The Nebraska Ornithologists’ Union celebrated its centennial year during 1999. During more than 65 years it has published a quarterly journal, the Nebraska Bird Review, and has also published several proceedings of annual meetings as well as special or “occasional” publications. During this same century one native Nebraska bird species (Passenger Pigeon) has become extinct, another (Eskimo Curlew) has possibly become extinct, and at least 15 species apparently have been extirpated as breeding species in the state. Additionally at least seven species have begun breeding successfully in the state, either through purposeful or accidental human efforts, or by range …


Beef Cattle Implants, Dale R. Zobell, C. Kim Chapman, Kevin Heaton, Carl Birkelo Jan 2000

Beef Cattle Implants, Dale R. Zobell, C. Kim Chapman, Kevin Heaton, Carl Birkelo

All Archived Publications

No abstract provided.


Predation Rates On Real And Artificial Nests Of Grassland Birds, William Davison, Eric Bollinger Jan 2000

Predation Rates On Real And Artificial Nests Of Grassland Birds, William Davison, Eric Bollinger

Faculty Research & Creative Activity

We estimated nesting success at real and artificial nests of grassland birds to test the influence of nest type, nest position, and egg size on predation rates. We distributed wicker nests and realistic woven-grass nests baited with a clay egg and either a Northern Bobwhite (Colinus virginianus) egg or a House Sparrow (Passer domesticus) egg in four grasslands that were part of the Conservation Reserve Program in east-central Illinois. Nesting success averaged 86.5% for 12 days of exposure for artificial nests. For real nests, nesting success was markedly lower, averaging 39% over the entire nesting cycle and 59% during approximately …


Annual Review Of The World Pheasant Association 1999/2000, World Pheasant Association Jan 2000

Annual Review Of The World Pheasant Association 1999/2000, World Pheasant Association

Galliformes Specialist Group and Affiliated Societies: Reports and Other Materials

President's message, Keith C. R. Howman

Chairman's report, Richard P. Howard

Annual report of Council 1999/2000

Treasurer's annual report and accounts, Ian F. Hoggarth

Conservation Committee report, Philip J. K. McGowan

Chapters and Affiliate reports

Pheasant Specialist Group report, Peter J. Garson

Partridge, Quail and Francolin Specialist Group report, John P. Carroll

Grouse Specialist Group report, Ilse Storch

Megapode Specialist Group report, René W. R. J. Dekker

Cracid Specialist Group report, Daniel M. Brooks and Stuart D. Strahl

WPA-South Asia Field Office report, Rahul Kaul

Himalayan mountain quail in India: living or extinct? Tahmina Shafiq, Salim Javed, and Rahul Kaul …


Curassows, Guans And Chachalacas: Status Survey And Conservation Action Plan For Cracids 2000–2004 (With Spanish And Portuguese Translations), Daniel M. Brooks, Stuart D. Strahl Jan 2000

Curassows, Guans And Chachalacas: Status Survey And Conservation Action Plan For Cracids 2000–2004 (With Spanish And Portuguese Translations), Daniel M. Brooks, Stuart D. Strahl

Galliformes Specialist Group and Affiliated Societies: Reports and Other Materials

Cracids (curassows, guans and chachalacas) are the most threatened family of Neotropical birds, occurring in south Texas, Trinidad and Tobago, and all Latin American mainland countries except Chile. They are a primitive, ancestral family of gamebirds (Galliformes) that play an important role in the regeneration of tropical forests through seed dispersal and predation, yet half of all species are threatened by habitat destruction and hunting. The three most critically endangered species are the horned guan, Alagoas curassow, and Trinidad piping-guan, while the four most critically endangered subspecies are three subspecies of the helmeted curassow and the northeastern bare-faced curassow.

Cracids …


Evaluation Of Commercial Adjuncts For Use In Cheese Ripening : 4. Comparison Between Attenuated And Not Attenuated Lactobacilli, M. El-Soda, S. A. Madkor, P. S. Tong Jan 2000

Evaluation Of Commercial Adjuncts For Use In Cheese Ripening : 4. Comparison Between Attenuated And Not Attenuated Lactobacilli, M. El-Soda, S. A. Madkor, P. S. Tong

Dairy Science

No abstract provided.


Dairy Digest 2000, South Dakota State University Dairy Club Jan 2000

Dairy Digest 2000, South Dakota State University Dairy Club

Dairy Digest

No abstract provided.


Weekly Growth Characteristics Of Consumer-Size Orlopp Turkeys Raised In Utah, David D. Frame Jan 2000

Weekly Growth Characteristics Of Consumer-Size Orlopp Turkeys Raised In Utah, David D. Frame

All Archived Publications

No abstract provided.


Weekly Feed Consumption Of Light Consumer-Size Turkeys Raised In Utah, David D. Frame Jan 2000

Weekly Feed Consumption Of Light Consumer-Size Turkeys Raised In Utah, David D. Frame

All Archived Publications

No abstract provided.


Determining The Genetic Potential Of Beef Cattle Through Ranch To Rail Programs, Dale R. Zobell, Craig Burrell, C. Kim Chapman Jan 2000

Determining The Genetic Potential Of Beef Cattle Through Ranch To Rail Programs, Dale R. Zobell, Craig Burrell, C. Kim Chapman

All Archived Publications

No abstract provided.


Managing Forage Resources For Efficient Beef Production, W. Craig Burrell, Nola A. Taylor Jan 2000

Managing Forage Resources For Efficient Beef Production, W. Craig Burrell, Nola A. Taylor

All Archived Publications

No abstract provided.


Protocol For Trichomonas Diagnosis In Cattle For Utah - August 2000, Clell V. Bagley Jan 2000

Protocol For Trichomonas Diagnosis In Cattle For Utah - August 2000, Clell V. Bagley

All Archived Publications

No abstract provided.


Review Of Parasites Of North American Freshwater Fishes, Second Edition, Gerald W. Esch Jan 2000

Review Of Parasites Of North American Freshwater Fishes, Second Edition, Gerald W. Esch

United States Fish and Wildlife Service: Publications

Thirty-two years ago, Glenn Hoffman published the first version of this book. I remember it well because I was teaching a field parasitology course at the W.K. Kellogg Biological Station of Michigan State University, and depended to a very great extent on various fish parasites to use for examples in class study. As a result, the book was canonical as a source of information, and it continued to serve me well as I moved elsewhere in subsequent years. I know from personal knowledge that others who worked with fish parasites were equally served by the book. My copy of the …


Selenium In A Wyoming Grassland Community Receiving Wastewater From An In Situ Uranium Mine, Pedro Ramirez Jr., Brad Rodgers Jan 2000

Selenium In A Wyoming Grassland Community Receiving Wastewater From An In Situ Uranium Mine, Pedro Ramirez Jr., Brad Rodgers

United States Fish and Wildlife Service: Publications

Water, soil, vegetation, grasshoppers (Family Acrididae), bird eggs and bird livers collected at a 23.5 hectare (58 acres) grassland irrigated with wastewater from an in situ uranium mine (Study Area) and a reference site in 1998 were analyzed for selenium and other trace elements. Bird surveys were conducted at the irrigated grassland at the in situ uranium mine to determine species use, relative abundance and behavior. We observed 23 species of birds using the Study Area. Western meadowlarks (Sturnella neglecta), red-winged blackbirds (Agelaius phoeniceus), lark buntings (Calamospiza melanocorys) and horned larks (Eremophila alpestris …


Pegasys, Dale L. Barnard Jan 2000

Pegasys, Dale L. Barnard

Animal, Dairy, and Veterinary Science Faculty Publications

No abstract provided.


Lymphocyte Profiles In Blood And Tumors Of Arkansas Rous Sarcoma Regressor And Progressor Chickens, Brant Ward Jan 2000

Lymphocyte Profiles In Blood And Tumors Of Arkansas Rous Sarcoma Regressor And Progressor Chickens, Brant Ward

Inquiry: The University of Arkansas Undergraduate Research Journal

The Arkansas Rous Sarcoma Regressor (AR) and Progressor (AP) lines of chickens represent an excellent model to study immune responses to tumors. Both lines of chickens initially develop tumors when injected with Rous sarcoma viros (RSV) or with DNA coding for the RSV oncogene v-src (v-src DNA). AR chickens will eventually regress the tumors whereas AP chickens will allow the tumors to progress to a terminal stage. By using both v-src DNA and RSV for tumor induction, we were able to compare the immune response to tumor antigens alone and tumor antigens in combination with viral components, respectively. To study …


Assessing Factors That May Predispose Minnesota Farms To Wolf Depredations On Cattle, L. David Mech, Elizabeth K. Harper, Thomas J. Meier, William J. Paul Jan 2000

Assessing Factors That May Predispose Minnesota Farms To Wolf Depredations On Cattle, L. David Mech, Elizabeth K. Harper, Thomas J. Meier, William J. Paul

United States Geological Survey, Northern Prairie Wildlife Research Center: Publications

Wolf (Canis lupus) depredations on livestock cause considerable conflict and expense in Minnesota. Furthermore, claims are made that such depredations are fostered by the type of animal husbandry practiced. Thus, we tried to detect factors that might predispose farms in Minnesota to wolf depredations. We compared results of interviews with 41 cattle farmers experiencing chronic cattle losses to wolves (chronic farms) with results from 41 nearby "matched" farms with no wolf losses to determine farm characteristics or husbandry practices that differed and that therefore might have affected wolf depredations. We also used a Geographic Information System (GIS) to …


Atlas Of Essential Wildlife Habitats For Maine's Endangered And Threatened Species, Maine Department Of Inland Fisheries And Wildlife Jan 2000

Atlas Of Essential Wildlife Habitats For Maine's Endangered And Threatened Species, Maine Department Of Inland Fisheries And Wildlife

Maine Collection

Atlas of Essential Wildlife Habitats for Maine's Endangered and Threatened Species

Maine Department of Inland Fisheries and Wildlife, 284 State Street, Augusta, Maine, 04333. 2000 Edition ("Valid through December 31, 2000").

"Printed under appropriations 014/013-09A-2004/3204-012".



All About Eggs, Unknown Unknown Jan 2000

All About Eggs, Unknown Unknown

All Archived Publications

This publication contains information about eggs including varieties and various recipes using eggs.