英文關鍵字
agricultural
agriculture
care
cooperation
corn
cornmeal
cuisine
cultivation
elderly
enjoy
environment
farm
farmer
farming
fertile
field
flour
food
fun
garden
grain
grandson
green
ground
healthy
help
hoe
hominy
kid
labor
land
learn
maize
male
man
natural
nature
peasant
plants
popcorn
retired
traditional