水田模型
Modals of Paddys and Ponds
水田发展
development of paddy field
水田开发
the Opening-up of Paddy Fields
水田机械
paddy field mechanization
machine for paddy field
水田农法
agricultural law of paddy field
冬水田
winter paddy field
winter fallow paddy fields
Year-round flooded paddy field
Winter waterlogged fields
Winter water-logged field
winter submerged field