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. 2023 Jan 4;613(7942):77–84. doi: 10.1038/s41586-022-05481-8

Extended Data Fig. 1. N budget of croplands on the country scale in 2015.

Extended Data Fig. 1

a, Total N input rate. b, Harvested N rate. c, NH3 emission rate. d, N2O emission rate. e, NOx emission rate. f, N leaching and runoff rate. g, N fertilizer rate. h, NUE. The base map is applied without endorsement from GADM data (https://gadm.org/). The calculation is based on the CHANS model.

Source data