Lots of dekes definitely helps, but if you use 15 dozen and the ducks land on the outside of your decoys (which seems to always be my luck) then you're not going to be close enough to get a shot. That has been my experience. Very rarely do they want to land in a small, suspicious looking open water ...

I'm going to give you a seriuos answer because I am not that funny.
When hunting in a rice field you should normally use a good bit of decoys. We normally put out about 15 doz. In small family groups and space for them to land in the pond. Put your mojos facing into the wind, landing with a small ...