Early Detection of Powdery Mildew Disease and Accurate Quantification of Its Severity Using Hyperspectral Images in Wheat. - Imran Haider Khan; Haiyan Liu; Wei Li 168; Aizhong Cao; Xue Wang 012; Hongyan Liu; Tao Cheng 003; Yongchao Tian; Yan Zhu 005; Weixing Cao; Xia Yao (Remote. Sens., 2021)