Fig. 6. The normalized difference vegetation index (NDVI) sufficiency index vs. growth stage (GS)-30 N uptake for four site–years with high (135 kg N ha-1) reference locations and without Hessian fly infestations.
Fig. 6. The normalized difference vegetation index (NDVI) sufficiency index vs. growth stage (GS)-30 N uptake for four site–years with high (135 kg N ha-1) reference locations and without Hessian fly infestations.