英文關鍵字
agricultural
anaerobic
area
artificial
conditions
drainage
excess
front
good
growth
harm
house
improve
internal
manage
natural
prevent
production
rains
removal
root
severe
soils
sub-surface
supplies
surface's
water
waterlogging
英文關鍵字
agricultural
anaerobic
area
artificial
conditions
drainage
excess
front
good
growth
harm
house
improve
internal
manage
natural
prevent
production
rains
removal
root
severe
soils
sub-surface
supplies
surface's
water
waterlogging