1Associating new spectral features from visible and near infrared regions with optimal combination principle to monitor leaf nitrogen concentration in barley

作者： Xu Xin-Gang; Zhao Chun-Jiang; Wang Ji-Hua; Li Cun-Jun; Yang Xiao-Dong; SCI

机构： Natl Engn Res Ctr Informat Technol Agr, Beijing Res Ctr Informat Technol Agr, Beijing 100097, Peoples R China;

来源：JOURNAL OF INFRARED AND MILLIMETER WAVES

关键词： hyperspectral remote sensing normalized reflectance slope angle optimal combination principle leaf nitrogen concentration

年份：2013