Parasites • Internal • Roundworms • Stomach worms • Ascarids • Pinworms • Bloodworms • Lungworms
Parasites • Internal (continued) • Tapeworms • Broad tapeworms • Beef or pork tapeworm • Flukes
Parasite Problems • Heel Fly larva or Cattle grubs • Greatest financial loss to cattle • Lower rate of gain • Damage hides and meat
Examples • Fescue Foot
Examples • White Muscle
Examples • Trauma
Non-Infectious Disease Causes • Toxic substances: poisonous plants materials such as chemical, plants, snakes and spiders. • Congenital defects: birth defects
Cattle Diseases • Brucellosis: Causes abortion during last half of pregnancy, afterbirth retention or sterility. It is a microorganism. Cattle that have brucellosis must be slaughtered and disposed of properly. Prevent by vaccinating breeding females, testing animals and purchasing from brucellosis free producers.
Blackleg • Is a disease caused by bacteria that grow only in the absence of oxygen, usually grown in deep wounds. Can live in the soil. Young cattle are more susceptible then older cattle. Sudden death, lameness, swollen muscles and high fever are some symptoms.
Scours • Found in young cattle. Calves older than 2 months rarely get it. Sanitation is the key to preventing this disease. It is very important for the young calves to drink colostrum.
Listeriosis • Caused by a germ. Is spread from animal to animal by contaminated feed and water. Sometimes caused by breeding. The symptoms will show 4-14 days before death.
Lumpy Jaw • Is a chronic disease and seldom causes the animal to die but it is an economic loss because the affected body parts are condemned.
Pinkeye • Is a disease carried by insects that affects the eye of cattle. Can cause blindness if left untreated.
Other Poultry Diseases • Cholera • Erysipelas • Affects turkeys 4-7 months. First symptoms are a few dead birds in the flock.
Internal Parasites Lungworms affecting the lungs and lungworms
External Parasites Lice Ticks