Fieldwork during summer 2020 in southern Estonia. Me standing with field plot marking sticks (a), colleague setting up laser scanner (Leica P40) (b), and we having a break for drinking and removing ticks (c). I thank my colleagues for providing the images.


Fieldwork using LAI-2000 device (a-b), camera with hemispherical lens (c), ASD spectrometer and reference
panel (d,e), and PASTIS device (f). I thank my colleagues for providing the images.