英文關鍵字
aerial
against
agricultural
agriculture
automated
chemical
crop
cultivation
day
drop
ecology
equipment
farm
farming
farmland
fertilize
field
flight
grass
green
ground
grow
growth
harvest
herb
industrial
irrigate
irrigation
land
machine
monoculture
natural
nature
pesticides
picture
plants
rural
sky
soya
spray
sprinkler
sprinkling
summer
system
technology
view
water
watering
wheel