英文關鍵字
agricultural
agriculture
background
business
cereal
cob
corn
crop
dry
ethanol
farm
farmer
farming
field
food
fresh
golden
grain
grow
hand
handful
harvest
harvester
harvesting
healthy
industrial
industry
maize
man
natural
nature
organic
person
plant
planting
pouring
produce
production
ripe
rural
season
seed
summer
vegetable
work
yellow