Spectroscopic Detection of Rice Leaf Blast Infection at Different Leaf Positions at The Early Stages With Solar-Induced Chlorophyll Fluorescence Journal title: Smart Agriculture Authors: CHENG Yuxin,XUE Bowen,KONG Yuanyuan,YAO Dongliang,TIAN Long,WANG Xue,YAO Xia,ZHU Yan,CAO Weixing,CHE... Subject(s): Computer and Information Science, Agricultural Science