Table 4 NPKGRIDS data distribution files and variables.
Folder Name | File Name | Description | Variable | ||
|---|---|---|---|---|---|
Name | Description | Unit | |||
NPKGRIDSv1.08_NC.zip | NPKGRIDSv1.08_YYYY.nc | Contains globally gridded data for crop YYYY. | Nrate | N application rate | kg-N ha−1 |
Nqual | N data quality | — | |||
Nset | Best-fit dataset used for N | — | |||
P2O5rate | P2O5 application rate | kg-P2O5 ha−1 | |||
P2O5qual | P2O5 data quality | — | |||
P2O5set | Best-fit dataset used for P2O5 | — | |||
K2Orate | K2O application rate | kg-K2O ha−1 | |||
K2Oqual | K2O data quality | — | |||
K2Oset | Best-fit dataset used for K2O | — | |||
NPKGRIDSv1.08_PNG.zip | NPKGRIDSv1.08_YYYY.png | Images of N, P2O5, and K2O application rates of crop YYYY, and corresponding data quality and best-fit datasets. | |||
CODES.zip | MAIN.m, TABULATE_2_Patching.m, TABULATE_3_NEIGHBOR.m, TABULATE_4_CROPGROUP.m, TABULATE_5_FinalDataQuality.m | MATLAB scripts used to construct NPKGRIDS. | |||
