نتایج جستجو برای: white colored deer

تعداد نتایج: 203376  

Journal: :Journal of toxicology and environmental health. Part A 2011
Kip G Rogers Stacie J Robinson Michael D Samuel Daniel A Grear

Chronic wasting disease (CWD) is a transmissible spongiform encephalopathy affecting North American cervids. Because it is uniformly fatal, the disease is a major concern in the management of white-tailed deer populations. Management programs to control CWD require improved knowledge of deer interaction, movement, and population connectivity that could influence disease transmission and spread....

Journal: :Journal of wildlife diseases 2004
John R Dunn James E Keen David Moreland Thompson Alex

Escherichia coli O157:H7 (EC O157) is an important zoonosis. White-tailed deer (Odocoileus virginianus) have been implicated in transmission of this bacterium to humans and have been suggested as reservoirs that might affect carriage in cattle populations. Our study objectives were to estimate prevalence of EC O157 in feces of hunter-harvested deer and to describe fecal shedding patterns in a c...

Journal: :Preventive veterinary medicine 2015
Michael J Lavelle Campa Iii Henry Kyle LeDoux Patrick J Ryan Justin W Fischer Kim M Pepin Chad R Blass Michael P Glow Scott E Hygnstrom Kurt C VerCauteren

Disease and damage from white-tailed deer (Odocoileus virginianus) continually threaten the livelihood of agricultural producers and the economy in the United States, as well as challenge state and federal wildlife managers. Threats can be partially addressed by excluding free-ranging deer from livestock-related resources. Throughout the year, use of stored livestock feed by deer in northern Lo...

2017
A. IVERSON

White-tailed deer (Odocoileus virginianus} have been increasing dramatically in the eastern United States, with concomitant increases in impacts resulting from deer browsing and deer-vehicle collisions. In Ohio, the number of deer were estimated at near zero in 1940 to over 450,000 in 1995. We analyzed estimates of deer harvest and deer-vehicle collisions in 1995 for 88 counties in Ohio. These ...

2006
David B. Kittredge Mark S. Ashton

Browsing preferences by white-tailed deer were evaluated for 6 tree species in northeastern Connecticut. Deer density averaged 23/mile 2.Deer exhibited no species-specific preferences for seedlings reater than 19 in. For seedlings less than 19 in., hemlock and black birch were preferred. Red maple, sugar maple, and white pine seedlings were avoided. Red oak seedlings were neither preferred nor ...

2016
Lauren Bradshaw Donald M. Waller

18 Local, shortto medium-term studies make clear that white-tailed deer can greatly suppress 19 tree growth and survival in palatable tree species. To assess how deer have broadly affected 20 patterns of tree recruitment across northern Wisconsin, we analyzed recruitment success in 11 21 common trees species that vary in palatability across 13,105 USFS FIA plots sampled 22 between 1983 and 2013...

2006
Oswald J. Schmitz

I examined the activity and habitat choice of white-tailed deer in winter to determine how deer balance feeding in habitats which may expose them to cold with resting in sheltered habitats. Average heat gain or loss of deer for feeding, resting and walking in four habitats in each of 24 h were estimated for two winter periods (early-mid and late winter). These values were used in a dynamic opti...

Journal: :Vaccine 2007
Paul D Curtis Milo E Richmond Lowell A Miller Fred W Quimby

White-tailed deer (n=14 treated, n=7 control) were examined postmortem to identify any possible pathophysiology resulting from PZP immunocontraception vaccination. Deer were treated twice in 1997; given a booster in 1998, with six being revaccinated in September 2000. Granulomas were found at injection sites of most deer, even 2 years post-treatment. Eosinophilic oophoritis occurred in 6 of 8 (...

2013
M. Sepúlveda

a very rare disease in wild deer. Prior to 1994, only eight wild white-tailed and mule deer had been reported with bovine TB in North America. In 1994, a hunter in southwestern Alpena County, Michigan, shot a 4-year old male white-tailed deer infected with bovine TB. The Description Tuberculosis (TB) is a serious disease caused when bacteria attack the respiratory system. There are three types ...

2004
JIANJUN TIAN

We introduce a colored coalescent process which recovers random colored genealogical trees. Here a colored genealogical tree has its vertices colored black or white. Moving backward along the colored genealogical tree, the color of vertices may change only when two vertice coalesce. The rule that governs the change of color involves a parameter x. When x = 1/2, the colored coalescent process ca...

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