Extended Data Fig. 8: Pruned decision tree for wheat yield trained on data to time of sowing.

A pruned decision tree for wheat yield, constructed using data available at the time of sowing, illustrating the readable output of decision tree models (annual forecast accuracy R2 = 0.3). Cumulative sum (CS), Monoammonium Phosphate (MAP), MODIS middle infrared reflectance band (MIR).