Results 41 to 50 of about 21,540 (161)

Demographic consequences of translocation of overabundant Canada geese breeding in urban areas

Wildlife Society Bulletin, 2017
Translocation is a common tool for managing nuisance Canada geese (Branta canadensis) in urban areas across North America. However, no previous research has assessed how translocation affects survival and philopatry at donor and release sites.
D. T. Tyler Flockhart, Jared B. Clarke
doaj   +1 more source

An extensive re-evaluation of evidence and analyses of the Randomised Badger Culling Trial (RBCT) I: Within proactive culling areas

Royal Society Open Science
Here, in the first of two investigations, we evaluate and extend the analyses of the Randomised Badger Culling Trial (RBCT) to estimate the effectiveness of proactive badger culling for reducing incidence of tuberculosis (TB) in cattle within culling ...
Cathal L. Mills, Rosie Woodroffe, Christl A. Donnelly   +2 more
doaj   +1 more source

Comparison of the longevity and lifetime performance of Scottish Blackface ewes and their crosses within hill sheep flocks

Animal, 2011
A study was undertaken to compare the longevity and lifetime lamb output of purebred Scottish Blackface (BF) ewes with a range of crossbred genotypes from Scottish BF dams. For up to five successive breeding seasons, 1143 Scottish BF, Swaledale × BF (SW ×
R.W. Annett, A.F. Carson, L.E.R. Dawson, D. Irwin, A.W. Gordon, D.J. Kilpatrick   +5 more
doaj   +1 more source

Coalition Culls and Zoonotic Ontologies [PDF]

Environment and Planning A: Economy and Space, 2013
Diseases which can pass between animals and humans (zoonoses) have been headline news several times in the last ten years. This paper looks at bovine tuberculosis (bTB) in the United Kingdom, which, although not a major health hazard for humans, has been problematic for farmers and the veterinary health institutions.
Atkins, P.J., Robinson, P.A.
openaire   +3 more sources

Culling reasons and risk factors in Estonian dairy cows

BMC Veterinary Research, 2020
Background Culling is a major cost for dairy farms but also an essential part in managing herd productivity. This study aimed to identify the culling rates of Estonian dairy cows, identify the farmers’ stated reasons and risk factors for culling.
Triin Rilanto, Kaari Reimus, Toomas Orro, Ulf Emanuelson, Arvo Viltrop, Kerli Mõtus   +5 more
doaj   +1 more source

Reproductive Efficiency of Low-Fertility Dairy Cows Submitted to Presynch-Ovsynch or Double-Ovsynch Scheme for First Service

Animals
Reproductive efficiency has a major impact on the profitability of dairy operations. Focusing on improving the reproductive performance of cows with expected reduced fertility is desired; however, further research is needed in this area.
Luis Gustavo Delamanha Mendonça, Kenneth Wronka, Guy Fridkovski, Todd Bilby, Jeffrey Stevenson   +4 more
doaj   +1 more source

Dairy Cow Culling Strategies: Making Economical Culling Decisions

Journal of Dairy Science, 1998
The purpose of this report was to examine important economic elements of culling decisions, to review progress in development of culling decision support systems, and to discern some of the potentially rewarding areas for future research on culling models.
T W, Lehenbauer, J W, Oltjen
openaire   +2 more sources

The Effectiveness of Dog Population Management: A Systematic Review

Animals, 2019
The worldwide population of domestic dogs is estimated at approximately 700 million, with around 75% classified as “free-roaming”. Where free-roaming dogs exist in high densities, there are significant implications for public health, animal ...
Lauren M. Smith, Sabine Hartmann, Alexandru M. Munteanu, Paolo Dalla Villa, Rupert J. Quinnell, Lisa M. Collins   +5 more
doaj   +1 more source

The Sustainability of a Dairy Cattle System in the Internal Area of Marmo Platano, Basilicata Region, Italy

Ruminants
Some studies have shown that intensification improves the sustainability of bovine milk; however, this matter is controversial. The present study, performed in Southern Italy, in the Basilicata region, focuses on nine specialized dairy farms of the Marmo
Andrea Bragaglio, Gerardo Luigi Marolda, Daniel Mota-Rojas, Salvatore Claps, Gennaro Mecca, Elio Romano, Maurizio Cutini, Lucia Sepe   +7 more
doaj   +1 more source