The results show that0.1mg/m3 SO2 can reduce yield of rice, wheat corn, soybean, potato. and Chinese Cabbage in long-term exposure.

• 试验结果表明；0.；1mg/m~3SO_2长期暴露即可对供试作物水稻、小麦、玉米、大豆、马铃薯、白菜的产量产生一定程度的影响。