英文關鍵字
agriculture
bean
beetle
blue
bug
chemical
colorado
crop
cultivate
ecology
environment
equipment
farm
farmer
fertilize
field
fungicide
garden
gardener
gloves
green
greenhouse
harm
herbicide
hothouse
house
industry
insecticide
kill
killer
leaf
man
nature
people
pesticide
plant
pollution
potato
protect
protection
pump
spray
sprayer
sunflower
tool
toxic
weed
worker
workwear
yellow