Figure 3From: Rhizoslides: paper-based growth system for non-destructive, high throughput phenotyping of root development by means of image analysisHyperspectral reflectance of root and paper. Reflectance of the root and five tested germination papers (Anchor, Whatman blue, light blue, and white and Sebio grey) in the spectrum from 400–1000 nm. Colouring indicates the spectral range of blue, green and red light. Slightly red coloured is the near-infrared range (790–1000 nm).Back to article page