Fig. 7From: Remote estimation of leaf area index (LAI) with unmanned aerial vehicle (UAV) imaging for different rice cultivars throughout the entire growing seasonUsing one algorithm during entire rice growing seasons for LAI estimation based on VI, H × VI and H × ln (VI + 1) models with a coefficient of variation (CV) for pre-heading stages, b CV for post-heading stages, c Bias for pre-heading stages and d Bias for post-heading stagesBack to article page