agricultural
agriculture
automatic
country
countryside
cultivate
cultivated
cultivation
dirt
dirty
drops
earth
environment
equipment
farm
farming
farmland
field
flowing
ground
growing
growth
humus
industrial
industry
irrigate
irrigation
land
landscaped
natural
nature
nobody
organic
pipe
plantation
plow
plowed
plowing
row
rural
soil
splash
spray
spraying
spring
sprinkler
system
water
watering
wheel