英文關鍵字
agriculture
autumn
bio
cereal
cob
corn
cornfield
countryside
crop
disease
drought
dry
environment
ethanol
farm
farmer
fertile
field
food
fuel
grain
ground
grown
harvest
healthy
hearb
husk
industry
ingredient
land
leaf
maize
mature
natural
nature
nutrition
organic
plant
plantation
popcorn
produce
ripe
row
rural
season
seed
silhouettes
soil
stalk
summer
sun
sunlight
sunset
sweet
the
vegetable
vegetarian
wheat
wind
work
yellow