Fig. 9
From: Agricultural SandboxNL: A national-scale database of parcel-level processed Sentinel-1 SAR data

Time series of VH/VV ratio for all the maize, onion, potato, and sugar beet parcels in four provinces. The solid line indicates mean and shaded areas indicate standard deviation values in four different provinces selected according to the maximum no. of crop parcels. Purple and gray vertical bars indicate transplanting and harvest period, respectively.