英文關鍵字
agriculture
automatic
beautiful
chiang
chiangrai
countryside
environment
equipment
farm
farmland
field
fields
fresh
garden
gardening
grass
green
growth
hill
irrigation
land
landscape
lawn
leaf
liquid
meadow
mountain
nature
organic
outdoor
plant
plantation
rai
season
splash
spray
spring
sprinkle
sprinkler
sprinkling
system
tea
technology
terrace
thailand
travel
tree
water
watering
yard