Abstract: Substantial flooding occurred from July 8 to 10,2007 in Luxian county,in the Sichuan province.The towns of Jiaming and Fuji were substantially affected,with submergence of fields larger than 80km2and inundation time of at least 60~92 hours.According to the meteorologic data,rainstorm took place in the regions on a large scale.Jiuqu valley was affected by flooding from the upriver,which induced to flood disaster.We initiated a detailed field investigation and comparative experiments,concluded that the main technical determinants for optimal use of ratooning rice to minimize the damaging effects of flooding were to cut the rice early,maintain low rice stemsand shallow water layer,enhance fertilization,prevent plant diseases and insect pests.

Key words: Luxian county, Luxian county, Rainstorm, Flood, Ratooningrice, Disaster reduction