Optimise the amount of straw returned to the field and the supplementary nitrogen needed, based on carbon-to-nitrogen balance, to avoid nitrogen deficiency after return.
| Item | Formula / Note | Source / Standard |
|---|---|---|
| Straw-to-grain ratio | S = Y × R (R by crop) | MOA National Straw Survey 2010 |
| N immobilization | N supplement for C/N > 25 | NY/T 3442-2019 |
| Returning limit | 1/2 to 2/3 recommended | NY/T 3442-2019 |
秸秆还田量优化器是一款农业种植领域的在线工具。农业种植工具,帮助计算种植参数与产量。