英文關鍵字
agricultural
agriculture
animal
animals
baby
boar
breeding
care
contemporary
cote
domestic
examining
factory
farm
farming
feeding
flu
genetic
growing
hog
huge
husbandry
illness
industry
large
livestock
mammal
meat
nose
occupation
pig
piggy
piglet
pigpen
potential
production
snout
sow
stalls
sty
swine
task
veterinary