Research Article

Online Measurement of Soil Organic Carbon as Correlated with Wheat Normalised Difference Vegetation Index in a Vertisol Field

Figure 6

Comparison maps of soil organic carbon (SOC) between laboratory measured (a), laboratory visible and near infrared (vis-NIR) predicted (b), and online vis-NIR predicted (c), based on the 25 samples of the independent validation set maps.
569057.fig.006a
(a)
569057.fig.006b
(b)
569057.fig.006c
(c)