英文關鍵字
aerial
agricultural
agriculture
agronomy
background
black
botany
brown
country
crop
cultivated
cultivation
day
dirt
dry
dying
earth
environment
farm
farming
farmland
field
footage
ground
growth
harvest
horizon
industry
land
landscape
machine
motion
nature
outdoor
pattern
ploughed
plow
raw
ripe
row
rural
scene
season
seed
soil
spring
stem
water