The test data had been participated in the whole classification process. The accuracy of interpreted information on rice planting area was more than 90%.
分别利用水稻抽穗期归一化植被指数和比值植被指数反演了叶面积指数和生物量数据信息。
The optimum temporal for rice estimation using remote sensing data included the optimum temporal for rice planting area estimation and the optimum temporal for rice yield estimation.
水稻遥感估产最佳时相选择应包括水稻种植面积估算最佳时相和水稻产量预报最佳时相两部分。
Rice is one of main food crops in China, its planting area accounts for 30% in all food crops and its yield accounts for 40% in total food yield.
水稻是我国的主要粮食作物之一，其播种面积占全部粮食作物面积的30%，产量则占粮食总产量的40%。
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