融合高光谱和数码影像的冬小麦氮营养指数遥感监测
杨福芹1, 李昌浩1, 张英发1, 陈日强2, 刘杨2, 郭良栋3, 冯海宽2,4,*

Remote Sensing Monitoring of Nitrogen Nutrient Index in Winter Wheat by Integrating Hyperspectral and Digital Imagery
YANG Fu-qin1, LI Chang-hao1, ZHANG Ying-fa1, CHEN Ri-qiang2, LIU Yang2, GUO Liang-dong3, FENG Hai-kuan2,4,*
基于红边参数(a)和颜色指数(b)的冬小麦NNI最优估算模型