Fig. 1From: Raman spectroscopy enables phenotyping and assessment of nutrition values of plants: a reviewSchematic representation of a Raman spectrometer (A); commercially available hand-held Raman spectrometers with 1064Â nm (left) and 830Â nm (right) excitations (B). Raman spectra collected from a rose leaf with 458, 488, 514, 561, 785 and 830Â nm excitations (C)Back to article page