英文關鍵字
agricultural
agriculture
anticrop
cereal
chemical
country
crop
cultivate
ecology
environment
equipment
farm
farmer
fertilize
fertilizer
field
follow
food
fungicide
herbicide
industry
insecticide
liquid
machine
machinery
pan
panning
panorama
parasite
pest
pesticide
plant
pollution
protect
rural
season
seasonal
special
spray
sprayer
spring
technology
toxic
tractor
treatment
weed
weedkiller
wheat
work