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International audienceThe study of rice identification during early season aims to maintaincultivated area and distribution status of rice during its early seasonso as to provide decision support for agricultural management sectors todevelop policies and measures, as well as important information foragricultural insurance sectors and agricultural products market.Multi-polarization TerraSAR-X data of Xuwen study site locating inSouthern China were programmed during early season of early rice in theyear of 2009. By means of comparing analysis, it is discovered that ricehas more obvious identification features in jointing period andflowering period. Rice identification experiments are carried out usingdecision tree and object-oriented classification method. The resultsshow that imagery acquired at the jointing period is more suitable forrice identification during the early season for a nationwide operationalrice monitoring system

Study of Rice Identification during Early Season Using Multi-polarization TerraSAR-X Data