英文關鍵字
agriculture
arable
autumn
black
blue
brown
bush
chernozemic
coppice
country
countryside
cultivation
curve
day
dirt
earth
ecology
fallow
farming
farmland
field
forest
grass
green
ground
grove
harvest
horizon
land
landscape
nature
outdoor
over
peaceful
plough
ploughed
plowed
plowing
rural
season
sky
soil
sunny
tillable
timberland
tree
view
weather
wood