英文關鍵字
agricultural
agriculture
contemporary
country
countryside
crop
day
dirt
dispersion
dust
environment
equipment
farm
fertile
fertilization
fertilize
fertilizer
fertilizing
field
food
grain
grass
green
growth
herbicide
husbandry
industry
land
landscape
lawn
machine
machinery
meadow
motion
nature
outdoors
plant
power
production
road
rural
season
slow
soil
sprayer
topdressing
tractor
trailer
transportation
vehicle
weather
wheat
wheel
young