Since 2008,“Grain Security”became the important point of this world. UN Food and Agriculture Organization announced that the whole world grain price going up has aroused the grain crisis in 37 countries , the international community concern seriously about that problem. Recently, the food price of the whole world is expensive”let food security become the hot spots topic of conversation as sub prime montage crisis.
Recently, The world stores of grain falling off day by day , the climate became ...
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