機器
agricultural
agriculture
care
chemical
corn
crop
cultivate
cultivated
cultivation
driving
dust
ecology
equipment
farm
farmer
farming
farmland
fertilizer
field
food
growth
industry
land
landscape
machinery
material
meadow
monoculture
nature
pesticide
plant
plantation
rural
scene
scenics
season
soil
spray
sprayer
spraying
spring
substance
sunset
toxic
tractor
work