機器
agricultural
agriculture
agronomy
chemical
corn
crop
crop sprayer
cultivated
driving
ecology
equipment
farm
farmer
farmland
fertilizer
field
ground
harvest
herbicide
industry
insecticide
irrigate
land
pesticide
plant
plantation
plough
preparation
protection
ranch
rural
seeding
soil
sowing
soy
soybean
spray
sprayer
spraying
sprinkler
sunset
toxic
tractor
vegetable
vehicle
weed
wheat
work