Table 5.
Prediction of grain yield in China from 2000 to 2050.
| year | 2000 | 2010 | 2020 | 2030 | 2040 | 2050 |
|---|---|---|---|---|---|---|
| cultivated area (Mha) | 128.23 | 113.31 | 114.15 | 116.06 | 117.48 | 118.98 |
| yield of grain per hectare (kg) | 3245.8 | 3956.6 | 4591.8 | 5072.2 | 5492.9 | 5831.5 |
| multiple cropping index (MCI) | 1.6 | 1.61 | 1.62 | 1.63 | 1.63 | 1.63 |
| proportion of the sown area of grain crops to that of farm crops (%) | 69.4 | 65 | 62 | 61 | 60 | 58 |
| total yield of grain (Mt) | 462.17 | 469.18 | 526.47 | 585.33 | 631.09 | 655.95 |
| output of grain per capita (kg) | 360 | 342 | 365 | 401 | 435 | 468 |