Fortified cereals can help with this shortfall .

强化谷物可以帮助你填补这种短缺。

Cereals and vegetable oils nearly doubled in price in that time .

谷物和植物油的价格在此期间上涨了一倍。

Since the 1980s livestock production has far outstripped that of cereals .

自从20世纪80年代起，畜牧业产量就已远远超出谷物产出了。

Breakfast cereals almost always come in cardboard boxes containing aplastic cereal bag .

早餐谷类几乎总是出自有塑料谷物袋的纸箱中。

These shifts in land use reduce the supply of cereals available for human consumption .

土地用途的这些转变，减少了可供人类消费的谷物的供应。