英文關鍵字
agriculture
agronomy
arable
block
concept
countryside
cultivate
cultivator
dirt
engine
equipment
farm
farmer
farmland
field
focus
follow
garden
gardening
grass
ground
help
machine
man
manage
motor
movement
outdoors
petrol
planting
plow
plowing
pound
power
preparation
rototiller
rural
selective
soil
supervise
technology
tiller
tilling
tool
tractor
turn
virgin
wheel
work
worker