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Rice paddies aren't flooded to "bring in topsoil", but rather to control weeds. Flooding them actually washes nutrients out of the soil, which is why yields imp
by twic 3y ago
Rice paddies aren't flooded to "bring in topsoil", but rather to control weeds. Flooding them actually washes nutrients out of the soil, which is why yields improved when the farmers stopped doing it.
You may, somehow, be confusing Bali with Ancient Egypt?
- cyberax 3y agoTraditional Chinese agriculture was absolutely relying on topsoil brought through flooding. In places where it was not directly available, workers manually hauled silt from ponds and floodplains.