近日中国农大食品学院罗云波院长谈到粮食安全问题时指出 ,上世纪就有人认为 ,我们的粮食太多了 ,吃不了。实际上人类一直背负着食品压力。本世纪人类数量仍将增加迅速 ,尤其是中国人口 ,而可耕地面积又在逐渐减少 ,我们的粮食产量已接近临界水平 ,粮食产量对食品生产将造成很 Recently, when addressing the issue of food security, President Luo Yunbo of China Agricultural University pointed out that in the last century, some people think that our food is too much and can not be eaten. In fact, human beings have been under food pressure. The number of mankind will continue to increase rapidly in this century, especially the population of China, while the area of ​​arable land is gradually decreasing. Our food production is approaching a critical level, and food production will cause great to food production