Chem rice

例句：

1. 1.The new chemical rice variety is expected to yield higher yields.
   预计这种新型化学水稻品种将有更高的产量。
2. 2. The farmers are experimenting with different chemicals to improve the quality of their rice.
   农民们正在尝试使用不同的化学物质来提高他们水稻的质量。
3. 3.The government has banned the use of certain pesticides on Chem rice fields.
   政府已经禁止在化学水稻田中使用某些农药。