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Articles 5761 - 5790 of 7188
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Leeches (Annelida: Hirudinida) Of Northern Arkansas, William E. Moser, Donald J. Klemm, Dennis J. Richardson, Benjamin A. Wheeler, Stanley E. Trauth, Bruce A. Daniels
Leeches (Annelida: Hirudinida) Of Northern Arkansas, William E. Moser, Donald J. Klemm, Dennis J. Richardson, Benjamin A. Wheeler, Stanley E. Trauth, Bruce A. Daniels
Journal of the Arkansas Academy of Science
Twenty-one lotic and lentic environments throughout central and northern Arkansas were surveyed for the presence of leeches during June 2004 and April, July - October 2005. Fourteen species of leeches {Helobdella elongata, Helobdella papillata, Helobdella stagnalis, Placobdella cryptobranchii, Placobdella multilineata, Placobdella ornata, Placobdella papillifera, Placobdella parasitica, Placobdella phaler a, Placobdella picta, Haemopis marmorata, Erpobdella fervida, Erpobdella microstoma, and Erpobdella punctata) representing 3 families were collected. Five species (H. elongata, P. cryptobranchii, P. multilineata, H. marmorata, and E. fervida) are reported from Arkansas for the first time. The natural history of the 22 species of leeches now known from Arkansas is …
Discovery Of A Dicephalic Western Diamondback Rattlesnake, Crotalus Atrox (Serpentes: Viperidae), From Texas, With A Summary Of Dicephalism Among Members Of The Genus Crotalus, Chris T. Mcallister, Van Wallach
Discovery Of A Dicephalic Western Diamondback Rattlesnake, Crotalus Atrox (Serpentes: Viperidae), From Texas, With A Summary Of Dicephalism Among Members Of The Genus Crotalus, Chris T. Mcallister, Van Wallach
Journal of the Arkansas Academy of Science
We document the fourth record of a dicephalic western diamondback rattlesnake, Crotalus atrox, collected on 17 September 2005 in Tom Green County, Texas, along with features of its external and internal anatomy, which are compared with normal C. atrox neonates. This is only the second reported case of complete anatomical duplication of the respiratory system and nearly complete duplication of the circulatory and digestive systems in dicephalic snakes. In addition, we present a summary of dicephalism among 10 species within the genus Crotalus.
90th Annual Meeting, 2006. Program, Academy Editors
90th Annual Meeting, 2006. Program, Academy Editors
Journal of the Arkansas Academy of Science
No abstract provided.
Geographic Distribution And Harvest Dynamics Of The Eastern Spotted Skunk In Arkansas, D. Blake Sasse, Matthew E. Gompper
Geographic Distribution And Harvest Dynamics Of The Eastern Spotted Skunk In Arkansas, D. Blake Sasse, Matthew E. Gompper
Journal of the Arkansas Academy of Science
The eastern spotted skunk (Spilogale putorius) is a small carnivore found across much of the central and southeastern United States, and while once common, this species has become rare in most obits range. We used harvest records collected by the Arkansas Game and Fish Commission from 1941-2004 to examine historic and current distribution and long-term harvest dynamics of this species in Arkansas. Eastern spotted skunks have historically been most common in the Ozarks and the Ouachitas though the species appears to have been present, but uncommon, in the Gulf Coastal Plain and in some counties in southeastern Arkansas near the …
New Evidence For A Maternity Colony Of The Indiana Bat (Myotis Sodalis) In The Delta Of Arkansas, Stephen C. Brandebura, Rex E. Medlin Jr., Thomas S. Risch
New Evidence For A Maternity Colony Of The Indiana Bat (Myotis Sodalis) In The Delta Of Arkansas, Stephen C. Brandebura, Rex E. Medlin Jr., Thomas S. Risch
Journal of the Arkansas Academy of Science
No abstract provided.
Unusual Prey Item Found In An Eastern Bluebird Nest, Sarah De Viney Baxter, Richard J. Baxter, Thomas S. Risch
Unusual Prey Item Found In An Eastern Bluebird Nest, Sarah De Viney Baxter, Richard J. Baxter, Thomas S. Risch
Journal of the Arkansas Academy of Science
No abstract provided.
Hyperinfection With The Bass Tapeworm, Proteocephalus Ambloplites (Cestoda), In The Black Basses Micropterus Punctulatus And M. Dolomieui From Certain Arkansas Reservoir Lakes, James J. Daly Sr., Randal J. Keller, Bruce Deyoung
Hyperinfection With The Bass Tapeworm, Proteocephalus Ambloplites (Cestoda), In The Black Basses Micropterus Punctulatus And M. Dolomieui From Certain Arkansas Reservoir Lakes, James J. Daly Sr., Randal J. Keller, Bruce Deyoung
Journal of the Arkansas Academy of Science
No abstract provided.
New Distributional Records Of Lampreys From Arkansas, Henry W. Robison, C. Renn Tumlison, James C. Petersen
New Distributional Records Of Lampreys From Arkansas, Henry W. Robison, C. Renn Tumlison, James C. Petersen
Journal of the Arkansas Academy of Science
No abstract provided.
Cajun Dwarf Crawfish (Cambrellus Shufeldtii): An Intermediate Host For Southwellina Dimorpha (Acanthocephala), Dennis J. Richardson, William F. Font
Cajun Dwarf Crawfish (Cambrellus Shufeldtii): An Intermediate Host For Southwellina Dimorpha (Acanthocephala), Dennis J. Richardson, William F. Font
Journal of the Arkansas Academy of Science
No abstract provided.
Complex Stand On The White River National Wildlife Refuge: Implications For Bottomland Hardwood Old Growth, Brian Roy Lockhart, James E. Kellum
Complex Stand On The White River National Wildlife Refuge: Implications For Bottomland Hardwood Old Growth, Brian Roy Lockhart, James E. Kellum
Journal of the Arkansas Academy of Science
No abstract provided.
90th Annual Meeting, 2006. Secretary's Report And Financial Statement, Academy Editors
90th Annual Meeting, 2006. Secretary's Report And Financial Statement, Academy Editors
Journal of the Arkansas Academy of Science
No abstract provided.
Five Years Of Change In An Old-Growth Pine-Hardwood Remnant In Ashley County, Arkansas, Don C. Bragg
Five Years Of Change In An Old-Growth Pine-Hardwood Remnant In Ashley County, Arkansas, Don C. Bragg
Journal of the Arkansas Academy of Science
The Levi Wilcoxon Demonstration Forest near Hamburg, Arkansas is an industrially-owned remnant of old-growth pine and hardwoods. Some of the loblolly (Pinus taeda L.)and shortleaf (Pinus echinata Mill.)pine in this stand are over 200 years old, and numerous individuals exceed 90 cm in diameter and 30 m in height. A2000 survey of a portion of this tract found that 27 tree species contributed an average of387.5 live stems/ha and 31.8 m2 /ha of basal area. An inventory of the same plots in2006 yielded noticeable declines in density (now down to 342.5 stems/ha) and basal area (now 28.2 m2 /ha). Much …
Chinese Flame Tree (Koelreuteria Bipinnata Franch.) (Sapindaceae) New To The Arkansas Flora, Brett Serviss, Nicole Freeman, Sara Melancen
Chinese Flame Tree (Koelreuteria Bipinnata Franch.) (Sapindaceae) New To The Arkansas Flora, Brett Serviss, Nicole Freeman, Sara Melancen
Journal of the Arkansas Academy of Science
No abstract provided.
Wayne E. Sabbe Arkansas Soil Fertility Studies 2005, Nathan A. Slaton
Wayne E. Sabbe Arkansas Soil Fertility Studies 2005, Nathan A. Slaton
Arkansas Agricultural Experiment Station Research Series
Rapid technological changes in crop management and production require that research efforts be presented in an expeditious manner. The contributions of soil fertility and fertilizers are major production factors in all Arkansas crops. The studies described within will allow producers to compare their practices with the university’s research efforts. Additionally, soil test data and fertilizer sales are presented to allow comparisons among years, crops, and other areas within Arkansas.
Initial Evaluation Of Novel Preparations Of Bordetella Avium By Determination Of Antibody Response Titers, Joel Gallagher, Stacy Higgins, Luc Berghman, Billy Hargis
Initial Evaluation Of Novel Preparations Of Bordetella Avium By Determination Of Antibody Response Titers, Joel Gallagher, Stacy Higgins, Luc Berghman, Billy Hargis
Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences
The efficacy of killed vaccines generally is not equal to live vaccines. However, due to safety and ease of production, they remain a vital part of controlling and preventing diseases. In this study, the immune response to four different vaccination preparation techniques for the agent of bordetellosis of turkeys, Bordetella avium (BA), was compared. Preparation/inactivation techniques included (1) formalin inactivation, (2) opsonization of formalin-inactivated BA, (3) buffered acetic-acid BA inactivation, or (4) opsonization of buffered acetic-acid-inactivated BA. Non-adjuvated suspensions containing equal antigen mass were administered subcutaneously (0.2 mL) at day-of-hatch in all cases. For each treatment (N=40/treatment), plasma samples were …
A Tool For Estimating Best Management Practice Effectiveness In Arkansas, Katherine R. Merriman, Margaret Gitau, Indrajeet Chaubey
A Tool For Estimating Best Management Practice Effectiveness In Arkansas, Katherine R. Merriman, Margaret Gitau, Indrajeet Chaubey
Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences
Increased nutrient and sediment losses from expanding agricultural practices and urban development in Arkansas are important environmental concerns. Best Management Practices (BMPs) are being implemented to lessen the effects of these developments on existing water bodies. There is, however, insufficient scientific base as to the effectiveness of these practices. A number of studies have been conducted in recent years to determine BMP effectiveness. Data from these studies can only be reliably used for the individual site from which they were obtained. When considered collectively, these data comprise quantitative effectiveness over a wide range of conditions and can thus be used …
Adventitious Shoot Propagation And Cultural Inputs In Nursery Production Of A Primocane-Fruiting Blackberry Selection, Kimberley Dennis, John R. Clark, James A. Robbins
Adventitious Shoot Propagation And Cultural Inputs In Nursery Production Of A Primocane-Fruiting Blackberry Selection, Kimberley Dennis, John R. Clark, James A. Robbins
Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences
Studies were conducted from January to October 2005 to determine the effect of root-cutting length on adventitious shoot yield and the management practices necessary to produce nursery-quality primocane-fruiting blackberry plants. The first portion of the study measured the average number of shoots produced from 7.6 cm- and 15.2 cm-long root cuttings of APF-44 blackberry—a primocane-fruiting genotype from the University of Arkansas breeding program. Cuttings were forced in a shallow bin containing a soilless potting medium. The average number of shoots per root cutting from 7.6 cm- and 15.2 cm- long root cuttings averaged 1.6 and 2.7 shoots per root cutting, …
Infiltration And Short-Term Movement Of Nitrogen In A Silt-Loam Soil Typical Of Rice Cultivation In Arkansas, Lindsay M. Copenhaver, Mary C. Savin, David M. Miller, Peter J. Tomlinson, Kristofor R. Brye, Richard J. Norman
Infiltration And Short-Term Movement Of Nitrogen In A Silt-Loam Soil Typical Of Rice Cultivation In Arkansas, Lindsay M. Copenhaver, Mary C. Savin, David M. Miller, Peter J. Tomlinson, Kristofor R. Brye, Richard J. Norman
Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences
Rice production in Arkansas is one of the top three crop commodities in terms of cash receipts. Researchers and farmers report that nitrogen (N) needs to be managed according to a variety of factors with two important ones being soil and fertilizer type. The objectives of this experiment were to determine: 1) the degree to which floodwater-incorporated N applied as urea or as ammonium sulfate infiltrates intact cores (7.2-cm dia., 10-cm depth) containing DeWitt silt-loam soil, and 2) the distribution of N during 12 h of ponding. Inorganic-N concentrations were analyzed at 2-cm depth intervals in cores following removal of …
Evaluation Of Water-Retention Ability Of Eastern Arkansas Prairie And Agricultural Soil, Maria L. Barrenechea, Kristofor R. Brye
Evaluation Of Water-Retention Ability Of Eastern Arkansas Prairie And Agricultural Soil, Maria L. Barrenechea, Kristofor R. Brye
Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences
Agricultural land use affects soil physical properties, such as bulk density, water content, organic matter content, and soil structure; all of which in turn affect ecosystem productivity. The objective of this study was to evaluate the effects of: 1) time since aboveground biomass has been removed by haying (i.e., 0 vs. 23 years), and 2) land use (i.e., undisturbed tallgrass prairie vs. cultivated agriculture) on water-retention characteristics in a silt-loam soil of the Grand Prairie region of eastern Arkansas. Soil samples were collected from the 0- to 10-cm depth and were wetted with varying amounts of distillated water to create …
Arkansas Water Resources Center Annual Technical Report, 2005, Arkansas Water Resources Center
Arkansas Water Resources Center Annual Technical Report, 2005, Arkansas Water Resources Center
Arkansas Water Resources Center Annual Report
No abstract provided.
Medicaid Third-Party Liability And Claims For Restitution: Defining The Proper Role For The Tort System In Regulating The Food Industry, Coby Warren Logan
Medicaid Third-Party Liability And Claims For Restitution: Defining The Proper Role For The Tort System In Regulating The Food Industry, Coby Warren Logan
Journal of Food Law & Policy
This comment contends that tort liability can complement legislative and administrative government regulation of the food industry, providing sellers and manufacturers of food with an incentive to prevent consumers from over-consumption and becoming obese. Specifically, this comment supports the proposition that after government regulations are promulgated by Congress, claims should be allowed by state attorneys general to recoup Medicaid costs incurred in treating health conditions and illnesses caused by obesity.
Production And Handling Practices For Safe Produce, Pamela L. Brady, Justin R. Morris
Production And Handling Practices For Safe Produce, Pamela L. Brady, Justin R. Morris
AAES Research Reports and Research Bulletins
The University of Arkansas Division of Agriculture received a grant from the USDA’s Initiative for Future Agriculture and Food Systems program to help small- and medium-sized farms become more profitable and to therefore add stability to the family farm. One approach to doing this is to help farmers growing produce reduce or eliminate safety hazards which may be associated with their products.
Jeanne Clery Disclosure Of Campus Security Policy And Campus Crime Statistics Report, 2004, University Of Arkansas, Fayetteville. Police Department
Jeanne Clery Disclosure Of Campus Security Policy And Campus Crime Statistics Report, 2004, University Of Arkansas, Fayetteville. Police Department
Jeanne Clery Disclosure of Campus Security Policy
No abstract provided.
Summaries Of Arkansas Cotton Research 2004, Derrick M. Oosterhuis
Summaries Of Arkansas Cotton Research 2004, Derrick M. Oosterhuis
Arkansas Agricultural Experiment Station Research Series
No abstract provided.
Graduate, Fall-Winter 2005, Dale Bumpers College Of Agricultural, Food, And Life Sciences (University Of Arkansas, Fayetteville)
Graduate, Fall-Winter 2005, Dale Bumpers College Of Agricultural, Food, And Life Sciences (University Of Arkansas, Fayetteville)
Graduate
"For alumni and friends of the Dale Bumpers College of Agricultural, Food and Life Sciences and the University of Arkansas System Division of Agriculture."
Partners, August 2005, Dale Bumpers College Of Agricultural, Food, And Life Sciences (University Of Arkansas, Fayetteville). Center Of Excellence For Poultry Science
Partners, August 2005, Dale Bumpers College Of Agricultural, Food, And Life Sciences (University Of Arkansas, Fayetteville). Center Of Excellence For Poultry Science
Partners
No abstract provided.
B.R. Wells Rice Research Studies 2004, R. J. Norman, J. F. Meullenet, K. A.K. Moldenhauer
B.R. Wells Rice Research Studies 2004, R. J. Norman, J. F. Meullenet, K. A.K. Moldenhauer
Arkansas Agricultural Experiment Station Research Series
No abstract provided.
Evaluating Participants' Perceptions Of Alfabetizacion/Circulo De Aprendizaje, A Literacy Program In Ciudad Eten, Chiclayo-Peru, Veronikha Salazar
Evaluating Participants' Perceptions Of Alfabetizacion/Circulo De Aprendizaje, A Literacy Program In Ciudad Eten, Chiclayo-Peru, Veronikha Salazar
Graduate Theses and Dissertations
The purpose of this study was to evaluate the perceptions of participants regarding the Alfabetizacion/Circulo de Arendizaje literacy program in Ciudad Eten, Chiclayo, Peru.
The sample population for the study consisted of 118 female participants. These women represented participants of the Alfabetizacion literacy program in 2004 and 1994 - 2003 program graduates. The oral survey questions were related to demographic factors of the participants (i.e. age, marital status, family size, level of income and class attendance), factors affecting participants’ perceptions of the importance of education, and reasons for participation in the literacy program. Participants also answered questions regarding their needs …
Illinois River 2004 Pollutant Loads At Arkansas Highway 59 Bridge, Marc A. Nelson, L. Wade Cash, Keith Trost, Jennifer Purtle
Illinois River 2004 Pollutant Loads At Arkansas Highway 59 Bridge, Marc A. Nelson, L. Wade Cash, Keith Trost, Jennifer Purtle
Arkansas Water Resources Center Technical Reports
Automatic water sampler and a U. S. Geological Survey gauging station were established in 1995 on the main stem of the Illinois River at the Arkansas Highway 59 Bridge. Since that time, continuous stage and discharge measurements and water quality sampling have been used to determine pollutant concentrations and loads in the Arkansas portion of the Illinois River. This report represents the results from the measurement and sampling by the Arkansas Water Resources Center -Water Quality Lab for January 1, 2004 to December 31, 2004.
Water Quality Sampling, Analysis And Annual Load Determinations For Tss, Nitrogen And Phosphorus At The Washington County Road 195 Bridge On The West Fork Of The White River, 2004 Annual Report, Marc A. Nelson, L. Wade Cash, G. Keith Trost, Jennifer Purtle
Water Quality Sampling, Analysis And Annual Load Determinations For Tss, Nitrogen And Phosphorus At The Washington County Road 195 Bridge On The West Fork Of The White River, 2004 Annual Report, Marc A. Nelson, L. Wade Cash, G. Keith Trost, Jennifer Purtle
Arkansas Water Resources Center Technical Reports
A water quality sampling station was installed at the Washington County road 195 bridge on the West Fork of the White River just above the confluence of the three main forks of the Upper White River in December 2001. The Quality Assurance Project Plan (QAPP) was approved by EPA Region six on March 2002 and sampling was begun at that time. This station is coordinated with a USGS gauging station at the same location. This station was instrumented to collect samples at sufficient intervals across the hydrograph to accurately estimate the flux of total suspended solids, nitrogen and phosphorus into …