英文關鍵字
agribusiness
agricultural
agriculture
animal
animals
beef
bovine
brazilian
bull
cattle
confinement
cow
cowboy
cows
environment
farm
farming
farmland
fence
field
grassland
grazing
herd
horns
livestock
milk
nellore
nelore
oxen
pasture
producer
protein
raising
ranch
ruminant
rural
stares
white