英文關鍵字
agriculture
agronomy
background
barley
beautiful
blue
bread
business
cereal
color
corn
countryside
earth
environment
farm
farming
field
flora
food
grain
green
grow
growing
growth
harvest
landscape
morning
natural
nature
plant
rural
rye
season
seed
seeds
sky
sprout
stalk
stem
summer
sun
sunlight
sunrise
sunset
wheat
wind