Fig. 5From: Combining WV-2 images and tree physiological factors to detect damage stages of Populus gansuensis by Asian longhorned beetle (Anoplophora glabripennis) at the tree levelUnder the 95% confidence interval (a) the average value of LAI corresponding to different damaged stages; (b) the average wormhole grade corresponding to different damaged stages; (c) the average dead branch rate corresponding to different damaged stages; (d) the average corresponding to different damaged stages Percentage of injured branchesBack to article page