Swine Herd Health Flashcards
(32 cards)
herd health program
establishment of an effective herd health program will ensure a healthier animal, less need for therapy, reducing risk of residues and cost associated with sick animal
what are the components of a herd health program?
- regular evaluation of herd health status by a veterinarian
- biosecurity
- rodent/pest control
- cleaning and disinfecting procedures
what is the minimum quarantine of all incoming stock at a separate location from the main herd?
60 days
important viruses of swine
SIV
PRRS
PCV2
TGE
PED
Bacteria
Mycoplasma hyopneumoniae
Actinobacillus pleuropneumonia
T/F: it’s ok for people with signs of the flu to enter the farm
F - absolutely not don’t come to work if you’re sick
A group of students come to tour your swine barn and you ask if anyone of them have been in contact with swine in the past 24 hours. 3 of them say they work at the swine farm 3 miles down the road and had a shift last night. what do you tell them?
they can’t tour the center today because they need 24 hours minimum down time from other swine -> they need to reschedule
what vaccines should be given 2-3 weeks prior to breeding?
parvovirus
leptospira
erisipelas
what vaccines should be given 2-3 weeks before farrowing?
- E. coli + Clostridium perfringens type C
- erysipelas, bordetella bronchisepticum, pasteurella multocida type D toxoid (atrophic rhinitis)
mycoplasma hyopneumoniae vaccination
- vx all pigs in the herd
- vx piglets at 1 wk and booster 2-3wks later OR vx with single dose from day 1 of age or older OR vx sows and then vx piglets at weaning
streptococcus suis vaccine
- disease is mainly in the farrowing house and nursery
- commercial vaccines available, best ones are generally autogenous
actinobacillus pleuropneumoniae vaccine
usually given to pigs 6 weeks of age or older with a booster 4 weeks later
swine influenza vaccines
killed vaccine that does not offer much protection from other strains
salmonella cholerasuis and typhimurium
parenteral and oral vaccines available
hemophilus parasuis (glassers disease)
- disease in the nursery
- vaccinate pigs 4 weeks of age or older
PRRS - porcine reproductive and respiratory syndrome virus vaccine
MLV can be used in any stage of production, used to prevent repro losses not necessarily respiratory disease
lawsonia intracellularis vaccine
- single live dose of vaccine against ileitis
- water delivery system for oral vaccination (can also be done for salmonella and erysipelothrix)
pot bellied pigs vaccines
- atrophic rhinitis and M. hypopneumonia twice then booster them yearly
- parvo, lepto and erysipelas for breeding animals
- rabies (low risk )
- tetanus maybe
sows and pre-parturient gilts should be dewormed___ and ___
prior to farrowing and early gestation
replacement gilts should be dewormed every __ if in a contaminated area and dewormed near__
6 weeks, time of breeding
growing pigs should be dewormed when?
maybe when they enter the nursery but definitely when moved from grower and to finisher
Boars should be dewormed __ in confinement facilities and every __ if in contaminated environment or on pasture
twice a year, 3 months
what anthelmintics are used in pigs?
- ivermectin (inj and in feed)
- fenbendazole (effective against whipworms)
- pyrantel tartate ( ascarid and nodular worm)
when should lice and mites be treated?
- sows and gilts prefarrowing
- pigs at weaning and again as needed
- boars twice yearly
