including changes in (i) rates of nitrogen application, (ii) supplementary irrigation and (iii) new cultivar (with higher … traditional cultivars and average nitrogen application rates of <10 kg N ha-1. The model results showed that the combined changes …

nitrogen fertilization rate, b) adjustment of sowing date, c) implementation of new cultivars, and d) supplementary irrigation … global datasets at 0.5° x 0.5° spatial resolution. The nitrogen and cultivar packages were tested for all six countries … improvements across the packages were obtained by increase in nitrogen application rate, assuming that other nutrients like …

Phosphorus is a key element in food production, but is a non-renewable resource. Recent estimates suggest that global …