These dischargers shut automatically with the rising of the tide, keeping salt water out of paddies.
The eldest man of a household oversees the planting, harvesting and marketing of rice from his household's paddies.
A vast number of lowland rice paddies were created in the sixteenth and seventeenth centuries.
The animals belonged to smallholder and landless farmers who used them for draught purposes for preparation of rice paddies or sugar-cane harvesting.
