868090.fig.003a
(a)
868090.fig.003b
(b)
Figure 3: Reflectance (a) and first derivative of the reflectance (b) of one sampling point as measured under laboratory conditions (black solid line) and by the HyMap imaging spectrometer on May 27, 2005 (red solid line with diamonds indicating centre wavelengths). The soil was classified by soil analysis as a sandy loam with 10.4 g OC kg−1.