The entire experimental birds as control were free of any internal and external parasites
All moose were captured during winter months, and appeared healthy with no observed winter ticks (Dermacentor albipictus) or other external parasites
Prevalence and lice infestation level: The prevalence of external parasites
was obtained according to Margolis et al.
It is labeled for the treatment of internal and external parasites
in dogs, cats, horses, pigs, sheep, and cattle.
Investigations on the use of organic esters of phosphoric acid in the control of external parasites
of farmed fish.
In addition, around 10,000 weak cows were separated from the herds and treated for internal and external parasites
and bacterial and respiratory diseases," he added.
Fastidiously control external parasites
with topical treatments applied monthly, and try to avoid using potentially irritant cleaning or other products in your home.
The project also includes the genetic improvement of goats through the vaccination of livestock against intestinal poisoning (440,000 vaccinations per year) and internal and external parasites
While a small quantity of the external parasites
are not harmful to adult salmon, when they attach to wild fish in large quantities or if even a few find their way to the juvenile population, it can often lead to the death of the fish.
Those "deadly dozen" include avian influenza, Lyme disease, Ebola, intestinal and external parasites
and the tickborne disease babesiosis.
First is the elimination of "dipping," a method of controlling external parasites
in which sheep are submerged in pools containing organophosphate-based parasiticides.
Hendrix (pathobiology, College of Veterinary Medicine, Auburn University) and Robinson, CVT, provide a text for use in parasitology classes in veterinary technology education, covering the most commonly encountered internal and external parasites
of both domesticated and lab animals.
Signs associated with both internal and external parasites
depend on the type and number of parasites present and can range from no apparent effects to general unthriftiness, weakness, debilitation, and ultimately death of the host.
The programme will include presentations from Peter Bates, an expert on sheep external parasites
from the Veterinary Laboratories Agency and Bob Merriman of the Environment Agency.
150 mm total length) swam to the sides of the kelp bass, took diagonal positions, and appeared to start cleaning the larger serranid; we assumed they were picking external parasites