英文關鍵字
agricultural
agriculture
agronomy
brown
countryside
crop
cultivate
cultivated
cultivating
cultivation
cultivator
dirt
dust
early
equipment
farm
farmer
farming
farmland
field
fields
growth
harrow
harvest
industry
land
machine
machinery
nature
plant
plough
ploughing
plow
plowed
plowing
preparation
preparing
rural
season
seed
seedbed
seeding
soil
sowing
spring
technology
tractor
work
worker