黑河流域中游地区作物种植结构的遥感提取
边增淦,王文,江渊

Remote Sensing of Cropping Structure in the Middle Reaches of the Heihe River Basin
BIAN Zenggan,WANG Wen,JIANG Yuan
图3 2018年黑河流域中游研究区一级土地覆被类型NDVI时间序列曲线
Fig. 3 NDVI time series of the level-1 landcover categories in the Middle Reaches of the Heihe River Basin in 2018