英文關鍵字
abandoned
against
agricultural
agriculturalmachinery
agriculture
agronomy
broken
cereal
chemical
crop
cultivate
environment
equipment
farm
farmer
farmland
fertile
fertilise
fertilize
fertilizer
field
herbicide
house
industry
insecticide
kill
liquid
machine
parasite
pest
pesticide
plant
protect
protection
scene
season
seed
special
spray
summer
technology
toxic
toxicsubstance
tractor
treatment
vehicle
weed
weedkiller
wheat
work