Development of a deep learning-assisted multispectral device for non-destructive detection and analysis of nicosulfuron stress in field maize - Tianpu Xiao; Li Yang; Xiantao He; Liangju Wang; Dongxing Zhang; Tao Cui; Kailiang Zhang; Xiaoshuang Zhang; Shaoyi An; Lei Bao (Computers and Electronics in Agriculture, 2026)