英文關鍵字
agricultural
agriculture
aquatic
azolla
background
bright
cultivated
dark
dry
duck
duckweed
fairy
fall
farm
fern
ferns
foliage
form
fresh
green
greenish
greenness
hydrophyte
implant
lake
leafy
leave
leaves
lettuce
lush
mosquito
moss
nature
plant
pond
pondn
pool
river
sprout
stalk
surface
swamp
tank
texture
typical
verdant
water
waves
weed
well
wind
young