Yes they flood... then start spraying on the Deet to repel mosquitos smileys/smile.gif
All of that area is flat as a pancake and there are many rice farmers. In fact, they really should do a study of the area, because burning off the rice fields is actually toxic and the smoke is thick when they are burning.
The rice from my cousin's farm was the best rice I've ever tasted in my life... can't explain why, it just has a wonderful nutty flavor.