This image is using the Vegetation health algorithm which measures the chlorophyll content of crops and identifies in field variation. It is a good proxy for future yield and biomass in the area. This algorithm is also used to identify pests and disease that are affecting the canopy.
The field below from Andhra Pradesh clearly shows a lack of development in the middle of the field. This could be from pests or more likely a region with excessive water that was not properly removed after draining the field, i.e. drainage issue.